{"api_version":"1","generated_at":"2026-07-24T00:34:07+00:00","cve":"CVE-2026-23180","urls":{"html":"https://cve.report/CVE-2026-23180","api":"https://cve.report/api/cve/CVE-2026-23180.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2026-23180","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-23180"},"summary":{"title":"dpaa2-switch: add bounds check for if_id in IRQ handler","description":"In the Linux kernel, the following vulnerability has been resolved:\n\ndpaa2-switch: add bounds check for if_id in IRQ handler\n\nThe IRQ handler extracts if_id from the upper 16 bits of the hardware\nstatus register and uses it to index into ethsw->ports[] without\nvalidation. Since if_id can be any 16-bit value (0-65535) but the ports\narray is only allocated with sw_attr.num_ifs elements, this can lead to\nan out-of-bounds read potentially.\n\nAdd a bounds check before accessing the array, consistent with the\nexisting validation in dpaa2_switch_rx().","state":"PUBLISHED","assigner":"Linux","published_at":"2026-02-14 17:15:55","updated_at":"2026-04-03 14:16:25"},"problem_types":[],"metrics":[{"version":"3.1","source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","type":"Secondary","score":"7","severity":"HIGH","vector":"CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H","data":{"version":"3.1","vectorString":"CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H","baseScore":7,"baseSeverity":"HIGH","attackVector":"LOCAL","attackComplexity":"HIGH","privilegesRequired":"LOW","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"HIGH"}},{"version":"3.1","source":"CNA","type":"DECLARED","score":"7","severity":"HIGH","vector":"CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H","data":{"baseScore":7,"baseSeverity":"HIGH","vectorString":"CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H","version":"3.1"}}],"references":[{"url":"https://git.kernel.org/stable/c/1b381a638e1851d8cfdfe08ed9cdbec5295b18c9","name":"https://git.kernel.org/stable/c/1b381a638e1851d8cfdfe08ed9cdbec5295b18c9","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/31a7a0bbeb006bac2d9c81a2874825025214b6d8","name":"https://git.kernel.org/stable/c/31a7a0bbeb006bac2d9c81a2874825025214b6d8","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/77611cab5bdfff7a070ae574bbfba20a1de99d1b","name":"https://git.kernel.org/stable/c/77611cab5bdfff7a070ae574bbfba20a1de99d1b","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/2447edc367800ba914acf7ddd5d250416b45fb31","name":"https://git.kernel.org/stable/c/2447edc367800ba914acf7ddd5d250416b45fb31","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/f89e33c9c37f0001b730e23b3b05ab7b1ecface2","name":"https://git.kernel.org/stable/c/f89e33c9c37f0001b730e23b3b05ab7b1ecface2","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/34b56c16efd61325d80bf1d780d0e176be662f59","name":"https://git.kernel.org/stable/c/34b56c16efd61325d80bf1d780d0e176be662f59","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-23180","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-23180","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 24ab724f8a4661b2dc8e696b41df93bdc108f7a1 77611cab5bdfff7a070ae574bbfba20a1de99d1b git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 24ab724f8a4661b2dc8e696b41df93bdc108f7a1 34b56c16efd61325d80bf1d780d0e176be662f59 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 24ab724f8a4661b2dc8e696b41df93bdc108f7a1 f89e33c9c37f0001b730e23b3b05ab7b1ecface2 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 24ab724f8a4661b2dc8e696b41df93bdc108f7a1 2447edc367800ba914acf7ddd5d250416b45fb31 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 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6.18.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.19 * original_commit_for_fix","platforms":[]}],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[],"nvd_cpes":[],"vendor_comments":[],"enrichments":{"kev":null,"epss":{"cve_year":"2026","cve_id":"23180","cve":"CVE-2026-23180","epss":"0.000180000","percentile":"0.046870000","score_date":"2026-04-07","updated_at":"2026-04-08 00:03:39"},"legacy_qids":[]},"source_records":{"cve_program":{"containers":{"cna":{"affected":[{"defaultStatus":"unaffected","product":"Linux","programFiles":["drivers/net/ethernet/freescale/dpaa2/dpaa2-switch.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"77611cab5bdfff7a070ae574bbfba20a1de99d1b","status":"affected","version":"24ab724f8a4661b2dc8e696b41df93bdc108f7a1","versionType":"git"},{"lessThan":"34b56c16efd61325d80bf1d780d0e176be662f59","status":"affected","version":"24ab724f8a4661b2dc8e696b41df93bdc108f7a1","versionType":"git"},{"lessThan":"f89e33c9c37f0001b730e23b3b05ab7b1ecface2","status":"affected","version":"24ab724f8a4661b2dc8e696b41df93bdc108f7a1","versionType":"git"},{"lessThan":"2447edc367800ba914acf7ddd5d250416b45fb31","status":"affected","version":"24ab724f8a4661b2dc8e696b41df93bdc108f7a1","versionType":"git"},{"lessThan":"1b381a638e1851d8cfdfe08ed9cdbec5295b18c9","status":"affected","version":"24ab724f8a4661b2dc8e696b41df93bdc108f7a1","versionType":"git"},{"lessThan":"31a7a0bbeb006bac2d9c81a2874825025214b6d8","status":"affected","version":"24ab724f8a4661b2dc8e696b41df93bdc108f7a1","versionType":"git"}]},{"defaultStatus":"affected","product":"Linux","programFiles":["drivers/net/ethernet/freescale/dpaa2/dpaa2-switch.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"5.15"},{"lessThan":"5.15","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"5.15.*","status":"unaffected","version":"5.15.200","versionType":"semver"},{"lessThanOrEqual":"6.1.*","status":"unaffected","version":"6.1.163","versionType":"semver"},{"lessThanOrEqual":"6.6.*","status":"unaffected","version":"6.6.124","versionType":"semver"},{"lessThanOrEqual":"6.12.*","status":"unaffected","version":"6.12.70","versionType":"semver"},{"lessThanOrEqual":"6.18.*","status":"unaffected","version":"6.18.10","versionType":"semver"},{"lessThanOrEqual":"*","status":"unaffected","version":"6.19","versionType":"original_commit_for_fix"}]}],"cpeApplicability":[{"nodes":[{"cpeMatch":[{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"5.15.200","versionStartIncluding":"5.15","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.1.163","versionStartIncluding":"5.15","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.6.124","versionStartIncluding":"5.15","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.12.70","versionStartIncluding":"5.15","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.18.10","versionStartIncluding":"5.15","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.19","versionStartIncluding":"5.15","vulnerable":true}],"negate":false,"operator":"OR"}]}],"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\ndpaa2-switch: add bounds check for if_id in IRQ handler\n\nThe IRQ handler extracts if_id from the upper 16 bits of the hardware\nstatus register and uses it to index into ethsw->ports[] without\nvalidation. Since if_id can be any 16-bit value (0-65535) but the ports\narray is only allocated with sw_attr.num_ifs elements, this can lead to\nan out-of-bounds read potentially.\n\nAdd a bounds check before accessing the array, consistent with the\nexisting validation in dpaa2_switch_rx()."}],"metrics":[{"cvssV3_1":{"baseScore":7,"baseSeverity":"HIGH","vectorString":"CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H","version":"3.1"}}],"providerMetadata":{"dateUpdated":"2026-04-03T13:32:19.605Z","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux"},"references":[{"url":"https://git.kernel.org/stable/c/77611cab5bdfff7a070ae574bbfba20a1de99d1b"},{"url":"https://git.kernel.org/stable/c/34b56c16efd61325d80bf1d780d0e176be662f59"},{"url":"https://git.kernel.org/stable/c/f89e33c9c37f0001b730e23b3b05ab7b1ecface2"},{"url":"https://git.kernel.org/stable/c/2447edc367800ba914acf7ddd5d250416b45fb31"},{"url":"https://git.kernel.org/stable/c/1b381a638e1851d8cfdfe08ed9cdbec5295b18c9"},{"url":"https://git.kernel.org/stable/c/31a7a0bbeb006bac2d9c81a2874825025214b6d8"}],"title":"dpaa2-switch: add bounds check for if_id in IRQ handler","x_generator":{"engine":"bippy-1.2.0"}}},"cveMetadata":{"assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","assignerShortName":"Linux","cveId":"CVE-2026-23180","datePublished":"2026-02-14T16:27:11.463Z","dateReserved":"2026-01-13T15:37:45.984Z","dateUpdated":"2026-04-03T13:32:19.605Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.2"},"nvd":{"publishedDate":"2026-02-14 17:15:55","lastModifiedDate":"2026-04-03 14:16:25","problem_types":[],"metrics":{"cvssMetricV31":[{"source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","type":"Secondary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H","baseScore":7,"baseSeverity":"HIGH","attackVector":"LOCAL","attackComplexity":"HIGH","privilegesRequired":"LOW","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"HIGH"},"exploitabilityScore":1,"impactScore":5.9}]},"configurations":[]},"legacy_mitre":{"record":{"CveYear":"2026","CveId":"23180","Ordinal":"1","Title":"dpaa2-switch: add bounds check for if_id in IRQ handler","CVE":"CVE-2026-23180","Year":"2026"},"notes":[{"CveYear":"2026","CveId":"23180","Ordinal":"1","NoteData":"In the Linux kernel, the following vulnerability has been resolved:\n\ndpaa2-switch: add bounds check for if_id in IRQ handler\n\nThe IRQ handler extracts if_id from the upper 16 bits of the hardware\nstatus register and uses it to index into ethsw->ports[] without\nvalidation. Since if_id can be any 16-bit value (0-65535) but the ports\narray is only allocated with sw_attr.num_ifs elements, this can lead to\nan out-of-bounds read potentially.\n\nAdd a bounds check before accessing the array, consistent with the\nexisting validation in dpaa2_switch_rx().","Type":"Description","Title":"dpaa2-switch: add bounds check for if_id in IRQ handler"}]}}}