269 lines
13 KiB
JSON
269 lines
13 KiB
JSON
{
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"dataType": "CVE_RECORD",
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"dataVersion": "5.2",
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"cveMetadata": {
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"cveId": "CVE-2026-80831",
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"assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
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"state": "PUBLISHED",
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"assignerShortName": "Linux",
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"dateReserved": "2026-08-26T14:34:25.796Z",
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"datePublished": "2026-09-04T15:54:36.250Z",
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"dateUpdated": "2026-10-19T08:44:23.654Z"
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},
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"containers": {
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"cna": {
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"providerMetadata": {
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"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
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"shortName": "Linux",
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"dateUpdated": "2026-10-19T08:44:23.654Z"
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},
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"descriptions": [
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{
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"lang": "en",
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"value": "In the Linux kernel, the following vulnerability has been resolved:\n\ncrypto: mxs-dcp - fix source scatterlist length access\n\nmxs_dcp_aes_block_crypt() uses sg_dma_len() without mapping the source\nscatterlist with dma_map_sg() first. Therefore, sg_dma_len() is invalid\nand could return zero or a stale DMA length, causing encryption and\ndecryption to process the wrong number of bytes when\nCONFIG_NEED_SG_DMA_LENGTH=y.\n\nUse the original scatterlist length instead."
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}
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],
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"affected": [
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{
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"product": "Linux",
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"vendor": "Linux",
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"defaultStatus": "unaffected",
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"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
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"programFiles": [
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"drivers/crypto/mxs-dcp.c"
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],
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"versions": [
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{
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"version": "15b59e7c3733f90ff1f7dd66ad77ae1c90bcdff5",
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"lessThan": "fd0f211b27a6ec2ebd8c315683401b43adcc5511",
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"status": "affected",
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"versionType": "git"
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},
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{
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"version": "15b59e7c3733f90ff1f7dd66ad77ae1c90bcdff5",
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"lessThan": "04201dcc88b26eac52f736e39727fc5c420b7257",
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"status": "affected",
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"versionType": "git"
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},
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{
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"version": "15b59e7c3733f90ff1f7dd66ad77ae1c90bcdff5",
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"lessThan": "e72a795df521cb65b7c4705cc11078cdacfaa2f4",
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"status": "affected",
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"versionType": "git"
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},
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{
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"version": "15b59e7c3733f90ff1f7dd66ad77ae1c90bcdff5",
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"lessThan": "1537bd55b4f842565068c54b47cd2ae1777d5f8f",
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"status": "affected",
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"versionType": "git"
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},
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{
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"version": "15b59e7c3733f90ff1f7dd66ad77ae1c90bcdff5",
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"lessThan": "da14fae5203b72ca71ccfa9af8de9249e40d533a",
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"status": "affected",
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"versionType": "git"
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},
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{
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"version": "15b59e7c3733f90ff1f7dd66ad77ae1c90bcdff5",
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"lessThan": "182f16a20d329a1c818d51dad57d9bf43d356c7c",
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"status": "affected",
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"versionType": "git"
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},
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{
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"version": "15b59e7c3733f90ff1f7dd66ad77ae1c90bcdff5",
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"lessThan": "0e9edb108a63bbbef952dfcbc597e34ed9c1fb74",
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"status": "affected",
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"versionType": "git"
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},
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{
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"version": "15b59e7c3733f90ff1f7dd66ad77ae1c90bcdff5",
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"lessThan": "6ef9a4afb52cb102ab038cd42352c142d8505d09",
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"status": "affected",
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"versionType": "git"
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},
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{
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"version": "15b59e7c3733f90ff1f7dd66ad77ae1c90bcdff5",
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"lessThan": "c5bcb084a9871e5b62afb5f48b60adfa13b5d9f8",
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"status": "affected",
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"versionType": "git"
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}
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]
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},
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{
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"product": "Linux",
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"vendor": "Linux",
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"defaultStatus": "affected",
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"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
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"programFiles": [
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"drivers/crypto/mxs-dcp.c"
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],
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"versions": [
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{
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"version": "3.14",
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"status": "affected"
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},
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{
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"version": "0",
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"lessThan": "3.14",
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"status": "unaffected",
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"versionType": "semver"
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},
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{
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"version": "5.10.269",
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"lessThanOrEqual": "5.10.*",
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"status": "unaffected",
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"versionType": "semver"
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},
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{
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"version": "5.15.220",
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"lessThanOrEqual": "5.15.*",
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"status": "unaffected",
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"versionType": "semver"
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},
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{
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"version": "6.1.187",
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"lessThanOrEqual": "6.1.*",
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"status": "unaffected",
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"versionType": "semver"
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},
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{
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"version": "6.6.156",
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"lessThanOrEqual": "6.6.*",
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"status": "unaffected",
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"versionType": "semver"
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},
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{
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"version": "6.12.108",
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"lessThanOrEqual": "6.12.*",
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"status": "unaffected",
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"versionType": "semver"
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},
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{
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"version": "6.18.49",
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"lessThanOrEqual": "6.18.*",
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"status": "unaffected",
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"versionType": "semver"
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},
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{
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"version": "7.1.13",
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"lessThanOrEqual": "7.1.*",
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"status": "unaffected",
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"versionType": "semver"
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},
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{
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"version": "7.2.3",
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"lessThanOrEqual": "7.2.*",
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"status": "unaffected",
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"versionType": "semver"
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},
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{
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"version": "7.3",
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"lessThanOrEqual": "*",
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"status": "unaffected",
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"versionType": "original_commit_for_fix"
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}
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]
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}
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],
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"cpeApplicability": [
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{
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"nodes": [
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{
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"operator": "OR",
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"negate": false,
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"cpeMatch": [
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{
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"vulnerable": true,
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"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
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"versionStartIncluding": "3.14",
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"versionEndExcluding": "5.10.269"
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},
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{
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"vulnerable": true,
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"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
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"versionStartIncluding": "3.14",
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"versionEndExcluding": "5.15.220"
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},
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"versionStartIncluding": "3.14",
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"versionEndExcluding": "6.6.156"
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},
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{
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"vulnerable": true,
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"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
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"versionStartIncluding": "3.14",
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"versionEndExcluding": "6.12.108"
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},
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{
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"vulnerable": true,
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"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
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"versionEndExcluding": "6.18.49"
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},
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]
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],
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"references": [
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{
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"url": "https://git.kernel.org/stable/c/fd0f211b27a6ec2ebd8c315683401b43adcc5511"
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},
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{
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"url": "https://git.kernel.org/stable/c/04201dcc88b26eac52f736e39727fc5c420b7257"
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},
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{
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"url": "https://git.kernel.org/stable/c/e72a795df521cb65b7c4705cc11078cdacfaa2f4"
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},
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{
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"url": "https://git.kernel.org/stable/c/1537bd55b4f842565068c54b47cd2ae1777d5f8f"
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},
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{
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"url": "https://git.kernel.org/stable/c/da14fae5203b72ca71ccfa9af8de9249e40d533a"
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},
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{
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"url": "https://git.kernel.org/stable/c/182f16a20d329a1c818d51dad57d9bf43d356c7c"
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},
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{
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"url": "https://git.kernel.org/stable/c/0e9edb108a63bbbef952dfcbc597e34ed9c1fb74"
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},
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{
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"url": "https://git.kernel.org/stable/c/6ef9a4afb52cb102ab038cd42352c142d8505d09"
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},
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{
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"url": "https://git.kernel.org/stable/c/c5bcb084a9871e5b62afb5f48b60adfa13b5d9f8"
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}
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],
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"title": "crypto: mxs-dcp - fix source scatterlist length access",
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"x_generator": {
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