{"id":"CVE-2026-31391","revision":null,"records":[{"revision":"3412ed2b0e1145d98f98effc69f0b3ab","observedAt":"2026-10-23T15:48:27.903+00:00","statement":{"source":"cve-program","id":"CVE-2026-31391","aliases":[],"title":"crypto: atmel-sha204a - Fix OOM ->tfm_count leak","description":"In the Linux kernel, the following vulnerability has been resolved:\n\ncrypto: atmel-sha204a - Fix OOM ->tfm_count leak\n\nIf memory allocation fails, decrement ->tfm_count to avoid blocking\nfuture reads.","state":0,"publishedAt":"2026-04-03T15:15:56.789+00:00","modifiedAt":"2026-10-15T01:15:39.392+00:00","affected":[{"ecosystem":"Vendor product","name":"Linux","ranges":[],"versions":[],"rawVersionEvidence":"{\n \"product\": \"Linux\",\n \"vendor\": \"Linux\",\n \"defaultStatus\": \"unaffected\",\n \"repo\": \"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git\",\n \"programFiles\": [\n \"drivers/crypto/atmel-sha204a.c\"\n ],\n \"versions\": [\n {\n \"version\": \"da001fb651b00e1deeaf24767dd691ae8152a4f5\",\n \"lessThan\": \"c2d0c45dbb9eb272385ae919b17eef5a5318d3f8\",\n \"status\": \"affected\",\n \"versionType\": \"git\"\n },\n {\n \"version\": \"da001fb651b00e1deeaf24767dd691ae8152a4f5\",\n \"lessThan\": \"66ee9c1c3575b5d6afc340faca00fd40ed5b7ad9\",\n \"status\": \"affected\",\n \"versionType\": \"git\"\n },\n {\n \"version\": \"da001fb651b00e1deeaf24767dd691ae8152a4f5\",\n \"lessThan\": \"2bfc83cee05f8b9604502df27d94e8e2b4a3dbf1\",\n \"status\": \"affected\",\n \"versionType\": \"git\"\n },\n {\n \"version\": \"da001fb651b00e1deeaf24767dd691ae8152a4f5\",\n \"lessThan\": \"1ab70c260cf16f931a728b2cb63fff5f38c814d8\",\n \"status\": \"affected\",\n \"versionType\": \"git\"\n },\n {\n \"version\": \"da001fb651b00e1deeaf24767dd691ae8152a4f5\",\n \"lessThan\": \"6f502049a96b368ea6646c49d9520d6f69a101fa\",\n \"status\": \"affected\",\n \"versionType\": \"git\"\n },\n {\n \"version\": \"da001fb651b00e1deeaf24767dd691ae8152a4f5\",\n \"lessThan\": \"fd262dc6d758232511127372eba866b7600739ba\",\n \"status\": \"affected\",\n \"versionType\": \"git\"\n },\n {\n \"version\": \"da001fb651b00e1deeaf24767dd691ae8152a4f5\",\n \"lessThan\": \"d240b079a37e90af03fd7dfec94930eb6c83936e\",\n \"status\": \"affected\",\n \"versionType\": \"git\"\n }\n ]\n }"},{"ecosystem":"Vendor product","name":"Linux","ranges":[],"versions":[],"rawVersionEvidence":"{\n \"product\": \"Linux\",\n \"vendor\": \"Linux\",\n \"defaultStatus\": \"affected\",\n \"repo\": \"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git\",\n \"programFiles\": [\n \"drivers/crypto/atmel-sha204a.c\"\n ],\n \"versions\": [\n {\n \"version\": \"5.3\",\n \"status\": \"affected\"\n },\n {\n \"version\": \"0\",\n \"lessThan\": \"5.3\",\n \"status\": \"unaffected\",\n \"versionType\": \"semver\"\n },\n {\n \"version\": \"5.10.253\",\n \"lessThanOrEqual\": \"5.10.*\",\n \"status\": \"unaffected\",\n \"versionType\": \"semver\"\n },\n {\n \"version\": \"6.1.167\",\n \"lessThanOrEqual\": \"6.1.*\",\n \"status\": \"unaffected\",\n \"versionType\": \"semver\"\n },\n {\n \"version\": \"6.6.130\",\n \"lessThanOrEqual\": \"6.6.*\",\n \"status\": \"unaffected\",\n \"versionType\": \"semver\"\n },\n {\n \"version\": \"6.12.78\",\n \"lessThanOrEqual\": \"6.12.*\",\n \"status\": \"unaffected\",\n \"versionType\": \"semver\"\n },\n {\n \"version\": \"6.18.20\",\n \"lessThanOrEqual\": \"6.18.*\",\n \"status\": \"unaffected\",\n \"versionType\": \"semver\"\n },\n {\n \"version\": \"6.19.10\",\n \"lessThanOrEqual\": \"6.19.*\",\n \"status\": \"unaffected\",\n \"versionType\": \"semver\"\n },\n {\n \"version\": \"7.0\",\n \"lessThanOrEqual\": \"*\",\n \"status\": \"unaffected\",\n \"versionType\": \"original_commit_for_fix\"\n }\n ]\n }"}],"metrics":[],"references":["https://git.kernel.org/stable/c/c2d0c45dbb9eb272385ae919b17eef5a5318d3f8","https://git.kernel.org/stable/c/66ee9c1c3575b5d6afc340faca00fd40ed5b7ad9","https://git.kernel.org/stable/c/2bfc83cee05f8b9604502df27d94e8e2b4a3dbf1","https://git.kernel.org/stable/c/1ab70c260cf16f931a728b2cb63fff5f38c814d8","https://git.kernel.org/stable/c/6f502049a96b368ea6646c49d9520d6f69a101fa","https://git.kernel.org/stable/c/fd262dc6d758232511127372eba866b7600739ba","https://git.kernel.org/stable/c/d240b079a37e90af03fd7dfec94930eb6c83936e"],"sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-31391","license":"CVE Program Terms of Use","key":"cve-program:CVE-2026-31391","identifiers":["CVE-2026-31391"]},"retained":false,"historicalAffected":[]}],"coverage":[{"source":"cisa-kev:global","scope":"Complete CISA KEV catalog; all vendors. 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