{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-23421", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "state": "PUBLISHED", "assignerShortName": "Linux", "dateReserved": "2026-01-13T15:37:46.015Z", "datePublished": "2026-04-03T13:24:30.548Z", "dateUpdated": "2026-04-03T13:24:30.548Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2026-04-03T13:24:30.548Z"}, "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/xe/configfs: Free ctx_restore_mid_bb in release\n\nctx_restore_mid_bb memory is allocated in wa_bb_store(), but\nxe_config_device_release() only frees ctx_restore_post_bb.\n\nFree ctx_restore_mid_bb[0].cs as well to avoid leaking the allocation\nwhen the configfs device is removed.\n\n(cherry picked from commit a235e7d0098337c3f2d1e8f3610c719a589e115f)"}], "affected": [{"product": "Linux", "vendor": "Linux", "defaultStatus": "unaffected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["drivers/gpu/drm/xe/xe_configfs.c"], "versions": [{"version": "b30d5de3d40c3fa642079bac0d91f17091c5f877", "lessThan": "7f971dfd48983074adc7bbcea3ee95ce7aad47cb", "status": "affected", "versionType": "git"}, {"version": "b30d5de3d40c3fa642079bac0d91f17091c5f877", "lessThan": "3557359ea3df32430ea7c30f7a708ca9a91d7e0e", "status": "affected", "versionType": "git"}, {"version": "b30d5de3d40c3fa642079bac0d91f17091c5f877", "lessThan": "e377182f0266f46f02d01838e6bde67b9dac0d66", "status": "affected", "versionType": "git"}]}, {"product": "Linux", "vendor": "Linux", "defaultStatus": "affected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["drivers/gpu/drm/xe/xe_configfs.c"], "versions": [{"version": "6.18", "status": "affected"}, {"version": "0", "lessThan": "6.18", "status": "unaffected", "versionType": "semver"}, {"version": "6.18.17", "lessThanOrEqual": "6.18.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.19.7", "lessThanOrEqual": "6.19.*", "status": "unaffected", "versionType": "semver"}, {"version": "7.0-rc3", "lessThanOrEqual": "*", "status": "unaffected", "versionType": "original_commit_for_fix"}]}], "cpeApplicability": [{"nodes": [{"operator": "OR", "negate": false, "cpeMatch": [{"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "6.18", "versionEndExcluding": "6.18.17"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "6.18", "versionEndExcluding": "6.19.7"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "6.18", "versionEndExcluding": "7.0-rc3"}]}]}], "references": [{"url": "https://git.kernel.org/stable/c/7f971dfd48983074adc7bbcea3ee95ce7aad47cb"}, {"url": "https://git.kernel.org/stable/c/3557359ea3df32430ea7c30f7a708ca9a91d7e0e"}, {"url": "https://git.kernel.org/stable/c/e377182f0266f46f02d01838e6bde67b9dac0d66"}], "title": "drm/xe/configfs: Free ctx_restore_mid_bb in release", "x_generator": {"engine": "bippy-1.2.0"}}}}

{}

{"cveTags": [], "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/xe/configfs: Free ctx_restore_mid_bb in release\n\nctx_restore_mid_bb memory is allocated in wa_bb_store(), but\nxe_config_device_release() only frees ctx_restore_post_bb.\n\nFree ctx_restore_mid_bb[0].cs as well to avoid leaking the allocation\nwhen the configfs device is removed.\n\n(cherry picked from commit a235e7d0098337c3f2d1e8f3610c719a589e115f)"}], "id": "CVE-2026-23421", "lastModified": "2026-04-03T16:10:23.730", "metrics": {}, "published": "2026-04-03T14:16:28.190", "references": [{"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/3557359ea3df32430ea7c30f7a708ca9a91d7e0e"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/7f971dfd48983074adc7bbcea3ee95ce7aad47cb"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/e377182f0266f46f02d01838e6bde67b9dac0d66"}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "vulnStatus": "Awaiting Analysis"}

{}

{}