{"api_version":"1","generated_at":"2026-05-13T07:41:41+00:00","cve":"CVE-2026-43078","urls":{"html":"https://cve.report/CVE-2026-43078","api":"https://cve.report/api/cve/CVE-2026-43078.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2026-43078","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-43078"},"summary":{"title":"crypto: af_alg - Fix page reassignment overflow in af_alg_pull_tsgl","description":"In the Linux kernel, the following vulnerability has been resolved:\n\ncrypto: af_alg - Fix page reassignment overflow in af_alg_pull_tsgl\n\nWhen page reassignment was added to af_alg_pull_tsgl the original\nloop wasn't updated so it may try to reassign one more page than\nnecessary.\n\nAdd the check to the reassignment so that this does not happen.\n\nAlso update the comment which still refers to the obsolete offset\nargument.","state":"PUBLISHED","assigner":"Linux","published_at":"2026-05-06 10:16:20","updated_at":"2026-05-08 13:16:38"},"problem_types":[],"metrics":[{"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/31d00156e50ecad37f2cb6cbf04aaa9a260505ef","name":"https://git.kernel.org/stable/c/31d00156e50ecad37f2cb6cbf04aaa9a260505ef","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/dea5fcf085f977b6c2de1b2d4ec4767b6c840d1f","name":"https://git.kernel.org/stable/c/dea5fcf085f977b6c2de1b2d4ec4767b6c840d1f","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/f7826bc0b39928a4a22f6b815dd9940b22a63503","name":"https://git.kernel.org/stable/c/f7826bc0b39928a4a22f6b815dd9940b22a63503","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/c8369a6d62f5abde9cbd4b62c45bf4b996be2468","name":"https://git.kernel.org/stable/c/c8369a6d62f5abde9cbd4b62c45bf4b996be2468","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/2b781d1d4f933990318bcc5c68fb75a717379e42","name":"https://git.kernel.org/stable/c/2b781d1d4f933990318bcc5c68fb75a717379e42","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/710a4ce5d7afd9fe082c75dec282ab4a11c0fe71","name":"https://git.kernel.org/stable/c/710a4ce5d7afd9fe082c75dec282ab4a11c0fe71","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/9532501e0f1b200ea80baa0e33e0b06da10bb271","name":"https://git.kernel.org/stable/c/9532501e0f1b200ea80baa0e33e0b06da10bb271","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/fa48d3ea9cdbfb28c1fd6756c6c5cd01351aa51e","name":"https://git.kernel.org/stable/c/fa48d3ea9cdbfb28c1fd6756c6c5cd01351aa51e","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-43078","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-43078","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected e870456d8e7c8d57c059ea479b5aadbb55ff4c3a fa48d3ea9cdbfb28c1fd6756c6c5cd01351aa51e git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected e870456d8e7c8d57c059ea479b5aadbb55ff4c3a 2b781d1d4f933990318bcc5c68fb75a717379e42 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected e870456d8e7c8d57c059ea479b5aadbb55ff4c3a f7826bc0b39928a4a22f6b815dd9940b22a63503 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected e870456d8e7c8d57c059ea479b5aadbb55ff4c3a 710a4ce5d7afd9fe082c75dec282ab4a11c0fe71 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected e870456d8e7c8d57c059ea479b5aadbb55ff4c3a c8369a6d62f5abde9cbd4b62c45bf4b996be2468 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected e870456d8e7c8d57c059ea479b5aadbb55ff4c3a dea5fcf085f977b6c2de1b2d4ec4767b6c840d1f git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected e870456d8e7c8d57c059ea479b5aadbb55ff4c3a 9532501e0f1b200ea80baa0e33e0b06da10bb271 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected e870456d8e7c8d57c059ea479b5aadbb55ff4c3a 31d00156e50ecad37f2cb6cbf04aaa9a260505ef git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 4.14","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 4.14 semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 5.10.254 5.10.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 5.15.204 5.15.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.1.170 6.1.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.6.137 6.6.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.12.85 6.12.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.18.24 6.18.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.19.14 6.19.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 7.0 * original_commit_for_fix","platforms":[]}],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[],"nvd_cpes":[],"vendor_comments":[],"enrichments":{"kev":null,"epss":{"cve_year":"2026","cve_id":"43078","cve":"CVE-2026-43078","epss":"0.000130000","percentile":"0.024500000","score_date":"2026-05-12","updated_at":"2026-05-13 00:11:54"},"legacy_qids":[]},"source_records":{"cve_program":{"containers":{"cna":{"affected":[{"defaultStatus":"unaffected","product":"Linux","programFiles":["crypto/af_alg.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"fa48d3ea9cdbfb28c1fd6756c6c5cd01351aa51e","status":"affected","version":"e870456d8e7c8d57c059ea479b5aadbb55ff4c3a","versionType":"git"},{"lessThan":"2b781d1d4f933990318bcc5c68fb75a717379e42","status":"affected","version":"e870456d8e7c8d57c059ea479b5aadbb55ff4c3a","versionType":"git"},{"lessThan":"f7826bc0b39928a4a22f6b815dd9940b22a63503","status":"affected","version":"e870456d8e7c8d57c059ea479b5aadbb55ff4c3a","versionType":"git"},{"lessThan":"710a4ce5d7afd9fe082c75dec282ab4a11c0fe71","status":"affected","version":"e870456d8e7c8d57c059ea479b5aadbb55ff4c3a","versionType":"git"},{"lessThan":"c8369a6d62f5abde9cbd4b62c45bf4b996be2468","status":"affected","version":"e870456d8e7c8d57c059ea479b5aadbb55ff4c3a","versionType":"git"},{"lessThan":"dea5fcf085f977b6c2de1b2d4ec4767b6c840d1f","status":"affected","version":"e870456d8e7c8d57c059ea479b5aadbb55ff4c3a","versionType":"git"},{"lessThan":"9532501e0f1b200ea80baa0e33e0b06da10bb271","status":"affected","version":"e870456d8e7c8d57c059ea479b5aadbb55ff4c3a","versionType":"git"},{"lessThan":"31d00156e50ecad37f2cb6cbf04aaa9a260505ef","status":"affected","version":"e870456d8e7c8d57c059ea479b5aadbb55ff4c3a","versionType":"git"}]},{"defaultStatus":"affected","product":"Linux","programFiles":["crypto/af_alg.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"4.14"},{"lessThan":"4.14","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"5.10.*","status":"unaffected","version":"5.10.254","versionType":"semver"},{"lessThanOrEqual":"5.15.*","status":"unaffected","version":"5.15.204","versionType":"semver"},{"lessThanOrEqual":"6.1.*","status":"unaffected","version":"6.1.170","versionType":"semver"},{"lessThanOrEqual":"6.6.*","status":"unaffected","version":"6.6.137","versionType":"semver"},{"lessThanOrEqual":"6.12.*","status":"unaffected","version":"6.12.85","versionType":"semver"},{"lessThanOrEqual":"6.18.*","status":"unaffected","version":"6.18.24","versionType":"semver"},{"lessThanOrEqual":"6.19.*","status":"unaffected","version":"6.19.14","versionType":"semver"},{"lessThanOrEqual":"*","status":"unaffected","version":"7.0","versionType":"original_commit_for_fix"}]}],"cpeApplicability":[{"nodes":[{"cpeMatch":[{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"5.10.254","versionStartIncluding":"4.14","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"5.15.204","versionStartIncluding":"4.14","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.1.170","versionStartIncluding":"4.14","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.6.137","versionStartIncluding":"4.14","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.12.85","versionStartIncluding":"4.14","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.18.24","versionStartIncluding":"4.14","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.19.14","versionStartIncluding":"4.14","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"7.0","versionStartIncluding":"4.14","vulnerable":true}],"negate":false,"operator":"OR"}]}],"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\ncrypto: af_alg - Fix page reassignment overflow in af_alg_pull_tsgl\n\nWhen page reassignment was added to af_alg_pull_tsgl the original\nloop wasn't updated so it may try to reassign one more page than\nnecessary.\n\nAdd the check to the reassignment so that this does not happen.\n\nAlso update the comment which still refers to the obsolete offset\nargument."}],"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":"2026-05-08T12:40:25.638Z","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux"},"references":[{"url":"https://git.kernel.org/stable/c/fa48d3ea9cdbfb28c1fd6756c6c5cd01351aa51e"},{"url":"https://git.kernel.org/stable/c/2b781d1d4f933990318bcc5c68fb75a717379e42"},{"url":"https://git.kernel.org/stable/c/f7826bc0b39928a4a22f6b815dd9940b22a63503"},{"url":"https://git.kernel.org/stable/c/710a4ce5d7afd9fe082c75dec282ab4a11c0fe71"},{"url":"https://git.kernel.org/stable/c/c8369a6d62f5abde9cbd4b62c45bf4b996be2468"},{"url":"https://git.kernel.org/stable/c/dea5fcf085f977b6c2de1b2d4ec4767b6c840d1f"},{"url":"https://git.kernel.org/stable/c/9532501e0f1b200ea80baa0e33e0b06da10bb271"},{"url":"https://git.kernel.org/stable/c/31d00156e50ecad37f2cb6cbf04aaa9a260505ef"}],"title":"crypto: af_alg - Fix page reassignment overflow in af_alg_pull_tsgl","x_generator":{"engine":"bippy-1.2.0"}}},"cveMetadata":{"assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","assignerShortName":"Linux","cveId":"CVE-2026-43078","datePublished":"2026-05-06T07:40:15.092Z","dateReserved":"2026-05-01T14:12:55.983Z","dateUpdated":"2026-05-08T12:40:25.638Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.2"},"nvd":{"publishedDate":"2026-05-06 10:16:20","lastModifiedDate":"2026-05-08 13:16:38","problem_types":[],"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}]},"configurations":[]},"legacy_mitre":{"record":{"CveYear":"2026","CveId":"43078","Ordinal":"1","Title":"crypto: af_alg - Fix page reassignment overflow in af_alg_pull_t","CVE":"CVE-2026-43078","Year":"2026"},"notes":[{"CveYear":"2026","CveId":"43078","Ordinal":"1","NoteData":"In the Linux kernel, the following vulnerability has been resolved:\n\ncrypto: af_alg - Fix page reassignment overflow in af_alg_pull_tsgl\n\nWhen page reassignment was added to af_alg_pull_tsgl the original\nloop wasn't updated so it may try to reassign one more page than\nnecessary.\n\nAdd the check to the reassignment so that this does not happen.\n\nAlso update the comment which still refers to the obsolete offset\nargument.","Type":"Description","Title":"crypto: af_alg - Fix page reassignment overflow in af_alg_pull_t"}]}}}