{"api_version":"1","generated_at":"2026-08-06T01:28:18+00:00","cve":"CVE-2025-39949","urls":{"html":"https://cve.report/CVE-2025-39949","api":"https://cve.report/api/cve/CVE-2025-39949.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2025-39949","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2025-39949"},"summary":{"title":"qed: Don't collect too many protection override GRC elements","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nqed: Don't collect too many protection override GRC elements\n\nIn the protection override dump path, the firmware can return far too\nmany GRC elements, resulting in attempting to write past the end of the\npreviously-kmalloc'ed dump buffer.\n\nThis will result in a kernel panic with reason:\n\n BUG: unable to handle kernel paging request at ADDRESS\n\nwhere \"ADDRESS\" is just past the end of the protection override dump\nbuffer. The start address of the buffer is:\n p_hwfn->cdev->dbg_features[DBG_FEATURE_PROTECTION_OVERRIDE].dump_buf\nand the size of the buffer is buf_size in the same data structure.\n\nThe panic can be arrived at from either the qede Ethernet driver path:\n\n    [exception RIP: qed_grc_dump_addr_range+0x108]\n qed_protection_override_dump at ffffffffc02662ed [qed]\n qed_dbg_protection_override_dump at ffffffffc0267792 [qed]\n qed_dbg_feature at ffffffffc026aa8f [qed]\n qed_dbg_all_data at ffffffffc026b211 [qed]\n qed_fw_fatal_reporter_dump at ffffffffc027298a [qed]\n devlink_health_do_dump at ffffffff82497f61\n devlink_health_report at ffffffff8249cf29\n qed_report_fatal_error at ffffffffc0272baf [qed]\n qede_sp_task at ffffffffc045ed32 [qede]\n process_one_work at ffffffff81d19783\n\nor the qedf storage driver path:\n\n    [exception RIP: qed_grc_dump_addr_range+0x108]\n qed_protection_override_dump at ffffffffc068b2ed [qed]\n qed_dbg_protection_override_dump at ffffffffc068c792 [qed]\n qed_dbg_feature at ffffffffc068fa8f [qed]\n qed_dbg_all_data at ffffffffc0690211 [qed]\n qed_fw_fatal_reporter_dump at ffffffffc069798a [qed]\n devlink_health_do_dump at ffffffff8aa95e51\n devlink_health_report at ffffffff8aa9ae19\n qed_report_fatal_error at ffffffffc0697baf [qed]\n qed_hw_err_notify at ffffffffc06d32d7 [qed]\n qed_spq_post at ffffffffc06b1011 [qed]\n qed_fcoe_destroy_conn at ffffffffc06b2e91 [qed]\n qedf_cleanup_fcport at ffffffffc05e7597 [qedf]\n qedf_rport_event_handler at ffffffffc05e7bf7 [qedf]\n fc_rport_work at ffffffffc02da715 [libfc]\n process_one_work at ffffffff8a319663\n\nResolve this by clamping the firmware's return value to the maximum\nnumber of legal elements the firmware should return.","state":"PUBLISHED","assigner":"Linux","published_at":"2025-10-04 08:15:48","updated_at":"2026-07-30 06:24:00"},"problem_types":["NVD-CWE-noinfo"],"metrics":[{"version":"3.1","source":"nvd@nist.gov","type":"Primary","score":"5.5","severity":"MEDIUM","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","data":{"version":"3.1","vectorString":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","baseScore":5.5,"baseSeverity":"MEDIUM","attackVector":"LOCAL","attackComplexity":"LOW","privilegesRequired":"LOW","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"NONE","integrityImpact":"NONE","availabilityImpact":"HIGH"}},{"version":"3.1","source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","type":"Secondary","score":"7.8","severity":"HIGH","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","data":{"version":"3.1","vectorString":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","baseScore":7.8,"baseSeverity":"HIGH","attackVector":"LOCAL","attackComplexity":"LOW","privilegesRequired":"LOW","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"HIGH"}},{"version":"3.1","source":"CNA","type":"DECLARED","score":"7.8","severity":"HIGH","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","data":{"baseScore":7.8,"baseSeverity":"HIGH","vectorString":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","version":"3.1"}}],"references":[{"url":"https://git.kernel.org/stable/c/e0e24571a7b2f8c8f06e25d3417253ebbdbc8d5c","name":"https://git.kernel.org/stable/c/e0e24571a7b2f8c8f06e25d3417253ebbdbc8d5c","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":["Patch"],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/ea53e6a47e148b490b1c652fc65d2de5a086df76","name":"https://git.kernel.org/stable/c/ea53e6a47e148b490b1c652fc65d2de5a086df76","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":["Patch"],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/70affe82e38fd3dc76b9c68b5a1989f11e7fa0f3","name":"https://git.kernel.org/stable/c/70affe82e38fd3dc76b9c68b5a1989f11e7fa0f3","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":["Patch"],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/56c0a2a9ddc2f5b5078c5fb0f81ab76bbc3d4c37","name":"https://git.kernel.org/stable/c/56c0a2a9ddc2f5b5078c5fb0f81ab76bbc3d4c37","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":["Patch"],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/25672c620421fa2105703a94a29a03487245e6d6","name":"https://git.kernel.org/stable/c/25672c620421fa2105703a94a29a03487245e6d6","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":["Patch"],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/660b2a8f5a306a28c7efc1b4990ecc4912a68f87","name":"https://git.kernel.org/stable/c/660b2a8f5a306a28c7efc1b4990ecc4912a68f87","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":["Patch"],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/8141910869596b7a3a5d9b46107da2191d523f82","name":"https://git.kernel.org/stable/c/8141910869596b7a3a5d9b46107da2191d523f82","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":["Patch"],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://www.cve.org/CVERecord?id=CVE-2025-39949","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2025-39949","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected d52c89f120de849575f6b2e5948038f2be12ce6f 25672c620421fa2105703a94a29a03487245e6d6 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected d52c89f120de849575f6b2e5948038f2be12ce6f e0e24571a7b2f8c8f06e25d3417253ebbdbc8d5c git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected d52c89f120de849575f6b2e5948038f2be12ce6f 8141910869596b7a3a5d9b46107da2191d523f82 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected d52c89f120de849575f6b2e5948038f2be12ce6f ea53e6a47e148b490b1c652fc65d2de5a086df76 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected d52c89f120de849575f6b2e5948038f2be12ce6f 660b2a8f5a306a28c7efc1b4990ecc4912a68f87 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected d52c89f120de849575f6b2e5948038f2be12ce6f 70affe82e38fd3dc76b9c68b5a1989f11e7fa0f3 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected d52c89f120de849575f6b2e5948038f2be12ce6f 56c0a2a9ddc2f5b5078c5fb0f81ab76bbc3d4c37 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 4.18","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 4.18 semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 5.10.245 5.10.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 5.15.194 5.15.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.1.154 6.1.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.6.108 6.6.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.12.49 6.12.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.16.9 6.16.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.17 * original_commit_for_fix","platforms":[]}],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[],"nvd_cpes":[{"cve_year":"2025","cve_id":"39949","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"linux","cpe5":"linux_kernel","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"}],"vendor_comments":[],"enrichments":{"kev":null,"epss":null,"legacy_qids":[]},"source_records":{"cve_program":{"containers":{"adp":[{"metrics":[{"other":{"content":{"id":"CVE-2025-39949","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","timestamp":"2026-06-10T20:42:03.679613Z","version":"2.0.3"},"type":"ssvc"}}],"providerMetadata":{"dateUpdated":"2026-06-11T18:44:18.906Z","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP"},"title":"CISA ADP Vulnrichment"}],"cna":{"affected":[{"defaultStatus":"unaffected","product":"Linux","programFiles":["drivers/net/ethernet/qlogic/qed/qed_debug.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"25672c620421fa2105703a94a29a03487245e6d6","status":"affected","version":"d52c89f120de849575f6b2e5948038f2be12ce6f","versionType":"git"},{"lessThan":"e0e24571a7b2f8c8f06e25d3417253ebbdbc8d5c","status":"affected","version":"d52c89f120de849575f6b2e5948038f2be12ce6f","versionType":"git"},{"lessThan":"8141910869596b7a3a5d9b46107da2191d523f82","status":"affected","version":"d52c89f120de849575f6b2e5948038f2be12ce6f","versionType":"git"},{"lessThan":"ea53e6a47e148b490b1c652fc65d2de5a086df76","status":"affected","version":"d52c89f120de849575f6b2e5948038f2be12ce6f","versionType":"git"},{"lessThan":"660b2a8f5a306a28c7efc1b4990ecc4912a68f87","status":"affected","version":"d52c89f120de849575f6b2e5948038f2be12ce6f","versionType":"git"},{"lessThan":"70affe82e38fd3dc76b9c68b5a1989f11e7fa0f3","status":"affected","version":"d52c89f120de849575f6b2e5948038f2be12ce6f","versionType":"git"},{"lessThan":"56c0a2a9ddc2f5b5078c5fb0f81ab76bbc3d4c37","status":"affected","version":"d52c89f120de849575f6b2e5948038f2be12ce6f","versionType":"git"}]},{"defaultStatus":"affected","product":"Linux","programFiles":["drivers/net/ethernet/qlogic/qed/qed_debug.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"4.18"},{"lessThan":"4.18","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"5.10.*","status":"unaffected","version":"5.10.245","versionType":"semver"},{"lessThanOrEqual":"5.15.*","status":"unaffected","version":"5.15.194","versionType":"semver"},{"lessThanOrEqual":"6.1.*","status":"unaffected","version":"6.1.154","versionType":"semver"},{"lessThanOrEqual":"6.6.*","status":"unaffected","version":"6.6.108","versionType":"semver"},{"lessThanOrEqual":"6.12.*","status":"unaffected","version":"6.12.49","versionType":"semver"},{"lessThanOrEqual":"6.16.*","status":"unaffected","version":"6.16.9","versionType":"semver"},{"lessThanOrEqual":"*","status":"unaffected","version":"6.17","versionType":"original_commit_for_fix"}]}],"cpeApplicability":[{"nodes":[{"cpeMatch":[{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"5.10.245","versionStartIncluding":"4.18","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"5.15.194","versionStartIncluding":"4.18","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.1.154","versionStartIncluding":"4.18","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.6.108","versionStartIncluding":"4.18","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.12.49","versionStartIncluding":"4.18","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.16.9","versionStartIncluding":"4.18","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.17","versionStartIncluding":"4.18","vulnerable":true}],"negate":false,"operator":"OR"}]}],"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nqed: Don't collect too many protection override GRC elements\n\nIn the protection override dump path, the firmware can return far too\nmany GRC elements, resulting in attempting to write past the end of the\npreviously-kmalloc'ed dump buffer.\n\nThis will result in a kernel panic with reason:\n\n BUG: unable to handle kernel paging request at ADDRESS\n\nwhere \"ADDRESS\" is just past the end of the protection override dump\nbuffer. The start address of the buffer is:\n p_hwfn->cdev->dbg_features[DBG_FEATURE_PROTECTION_OVERRIDE].dump_buf\nand the size of the buffer is buf_size in the same data structure.\n\nThe panic can be arrived at from either the qede Ethernet driver path:\n\n    [exception RIP: qed_grc_dump_addr_range+0x108]\n qed_protection_override_dump at ffffffffc02662ed [qed]\n qed_dbg_protection_override_dump at ffffffffc0267792 [qed]\n qed_dbg_feature at ffffffffc026aa8f [qed]\n qed_dbg_all_data at ffffffffc026b211 [qed]\n qed_fw_fatal_reporter_dump at ffffffffc027298a [qed]\n devlink_health_do_dump at ffffffff82497f61\n devlink_health_report at ffffffff8249cf29\n qed_report_fatal_error at ffffffffc0272baf [qed]\n qede_sp_task at ffffffffc045ed32 [qede]\n process_one_work at ffffffff81d19783\n\nor the qedf storage driver path:\n\n    [exception RIP: qed_grc_dump_addr_range+0x108]\n qed_protection_override_dump at ffffffffc068b2ed [qed]\n qed_dbg_protection_override_dump at ffffffffc068c792 [qed]\n qed_dbg_feature at ffffffffc068fa8f [qed]\n qed_dbg_all_data at ffffffffc0690211 [qed]\n qed_fw_fatal_reporter_dump at ffffffffc069798a [qed]\n devlink_health_do_dump at ffffffff8aa95e51\n devlink_health_report at ffffffff8aa9ae19\n qed_report_fatal_error at ffffffffc0697baf [qed]\n qed_hw_err_notify at ffffffffc06d32d7 [qed]\n qed_spq_post at ffffffffc06b1011 [qed]\n qed_fcoe_destroy_conn at ffffffffc06b2e91 [qed]\n qedf_cleanup_fcport at ffffffffc05e7597 [qedf]\n qedf_rport_event_handler at ffffffffc05e7bf7 [qedf]\n fc_rport_work at ffffffffc02da715 [libfc]\n process_one_work at ffffffff8a319663\n\nResolve this by clamping the firmware's return value to the maximum\nnumber of legal elements the firmware should return."}],"metrics":[{"cvssV3_1":{"baseScore":7.8,"baseSeverity":"HIGH","vectorString":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","version":"3.1"}}],"providerMetadata":{"dateUpdated":"2026-07-30T05:58:45.763Z","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux"},"references":[{"url":"https://git.kernel.org/stable/c/25672c620421fa2105703a94a29a03487245e6d6"},{"url":"https://git.kernel.org/stable/c/e0e24571a7b2f8c8f06e25d3417253ebbdbc8d5c"},{"url":"https://git.kernel.org/stable/c/8141910869596b7a3a5d9b46107da2191d523f82"},{"url":"https://git.kernel.org/stable/c/ea53e6a47e148b490b1c652fc65d2de5a086df76"},{"url":"https://git.kernel.org/stable/c/660b2a8f5a306a28c7efc1b4990ecc4912a68f87"},{"url":"https://git.kernel.org/stable/c/70affe82e38fd3dc76b9c68b5a1989f11e7fa0f3"},{"url":"https://git.kernel.org/stable/c/56c0a2a9ddc2f5b5078c5fb0f81ab76bbc3d4c37"}],"title":"qed: Don't collect too many protection override GRC elements","x_generator":{"engine":"bippy-1.2.0"}}},"cveMetadata":{"assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","assignerShortName":"Linux","cveId":"CVE-2025-39949","datePublished":"2025-10-04T07:31:10.164Z","dateReserved":"2025-04-16T07:20:57.148Z","dateUpdated":"2026-07-30T05:58:45.763Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.2"},"nvd":{"publishedDate":"2025-10-04 08:15:48","lastModifiedDate":"2026-07-30 06:24:00","problem_types":["NVD-CWE-noinfo"],"metrics":{"cvssMetricV31":[{"source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","type":"Secondary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","baseScore":7.8,"baseSeverity":"HIGH","attackVector":"LOCAL","attackComplexity":"LOW","privilegesRequired":"LOW","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"HIGH"},"exploitabilityScore":1.8,"impactScore":5.9},{"source":"nvd@nist.gov","type":"Primary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","baseScore":5.5,"baseSeverity":"MEDIUM","attackVector":"LOCAL","attackComplexity":"LOW","privilegesRequired":"LOW","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"NONE","integrityImpact":"NONE","availabilityImpact":"HIGH"},"exploitabilityScore":1.8,"impactScore":3.6}],"ssvcV203":[{"source":"134c704f-9b21-4f2e-91b3-4a467353bcc0","ssvcData":{"timestamp":"2026-06-10T20:42:03.679613Z","id":"CVE-2025-39949","options":[{"exploitation":"none"},{"automatable":"no"},{"technicalImpact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}]},"configurations":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.18","versionEndExcluding":"5.10.245","matchCriteriaId":"3DA1F31D-AAEA-4546-B3EA-9BB5D4BAB7F8"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.11","versionEndExcluding":"5.15.194","matchCriteriaId":"CF862263-DC8D-4324-A52A-DA1D7880B35A"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.16","versionEndExcluding":"6.1.154","matchCriteriaId":"E49CD91E-FC55-45B0-BB63-9AD5F5D70CAA"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.2","versionEndExcluding":"6.6.108","matchCriteriaId":"A7E8EAEE-7731-4996-9578-696255D61EA2"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.7","versionEndExcluding":"6.12.49","matchCriteriaId":"CAA033E9-A2C5-4976-A83E-9804D8FB827F"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.13","versionEndExcluding":"6.16.9","matchCriteriaId":"638DD910-1189-4F5E-98BF-2D436B695112"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:6.17:rc1:*:*:*:*:*:*","matchCriteriaId":"327D22EF-390B-454C-BD31-2ED23C998A1C"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:6.17:rc2:*:*:*:*:*:*","matchCriteriaId":"C730CD9A-D969-4A8E-9522-162AAF7C0EE9"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:6.17:rc3:*:*:*:*:*:*","matchCriteriaId":"39982C4B-716E-4B2F-8196-FA301F47807D"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:6.17:rc4:*:*:*:*:*:*","matchCriteriaId":"340BEEA9-D70D-4290-B502-FBB1032353B1"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:6.17:rc5:*:*:*:*:*:*","matchCriteriaId":"47E4C5C0-079F-4838-971B-8C503D48FCC2"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:6.17:rc6:*:*:*:*:*:*","matchCriteriaId":"5A4516A6-C12E-42A4-8C0E-68AEF3264504"}]}]}]},"legacy_mitre":{"record":{"CveYear":"2025","CveId":"39949","Ordinal":"1","Title":"qed: Don't collect too many protection override GRC elements","CVE":"CVE-2025-39949","Year":"2025"},"notes":[{"CveYear":"2025","CveId":"39949","Ordinal":"1","NoteData":"In the Linux kernel, the following vulnerability has been resolved:\n\nqed: Don't collect too many protection override GRC elements\n\nIn the protection override dump path, the firmware can return far too\nmany GRC elements, resulting in attempting to write past the end of the\npreviously-kmalloc'ed dump buffer.\n\nThis will result in a kernel panic with reason:\n\n BUG: unable to handle kernel paging request at ADDRESS\n\nwhere \"ADDRESS\" is just past the end of the protection override dump\nbuffer. The start address of the buffer is:\n p_hwfn->cdev->dbg_features[DBG_FEATURE_PROTECTION_OVERRIDE].dump_buf\nand the size of the buffer is buf_size in the same data structure.\n\nThe panic can be arrived at from either the qede Ethernet driver path:\n\n    [exception RIP: qed_grc_dump_addr_range+0x108]\n qed_protection_override_dump at ffffffffc02662ed [qed]\n qed_dbg_protection_override_dump at ffffffffc0267792 [qed]\n qed_dbg_feature at ffffffffc026aa8f [qed]\n qed_dbg_all_data at ffffffffc026b211 [qed]\n qed_fw_fatal_reporter_dump at ffffffffc027298a [qed]\n devlink_health_do_dump at ffffffff82497f61\n devlink_health_report at ffffffff8249cf29\n qed_report_fatal_error at ffffffffc0272baf [qed]\n qede_sp_task at ffffffffc045ed32 [qede]\n process_one_work at ffffffff81d19783\n\nor the qedf storage driver path:\n\n    [exception RIP: qed_grc_dump_addr_range+0x108]\n qed_protection_override_dump at ffffffffc068b2ed [qed]\n qed_dbg_protection_override_dump at ffffffffc068c792 [qed]\n qed_dbg_feature at ffffffffc068fa8f [qed]\n qed_dbg_all_data at ffffffffc0690211 [qed]\n qed_fw_fatal_reporter_dump at ffffffffc069798a [qed]\n devlink_health_do_dump at ffffffff8aa95e51\n devlink_health_report at ffffffff8aa9ae19\n qed_report_fatal_error at ffffffffc0697baf [qed]\n qed_hw_err_notify at ffffffffc06d32d7 [qed]\n qed_spq_post at ffffffffc06b1011 [qed]\n qed_fcoe_destroy_conn at ffffffffc06b2e91 [qed]\n qedf_cleanup_fcport at ffffffffc05e7597 [qedf]\n qedf_rport_event_handler at ffffffffc05e7bf7 [qedf]\n fc_rport_work at ffffffffc02da715 [libfc]\n process_one_work at ffffffff8a319663\n\nResolve this by clamping the firmware's return value to the maximum\nnumber of legal elements the firmware should return.","Type":"Description","Title":"qed: Don't collect too many protection override GRC elements"}]}}}