CVE-2026-52967

{"id": "CVE-2026-52967", "cveTags": [], "metrics": {"cvssMetricV31": [{"type": "Secondary", "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 8.1, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:H", "integrityImpact": "NONE", "userInteraction": "REQUIRED", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "HIGH"}, "impactScore": 5.2, "exploitabilityScore": 2.8}]}, "affected": [{"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "affectedData": [{"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "vendor": "Linux", "product": "Linux", "versions": [{"status": "affected", "version": "76894f3e2f71177747b8b4763fb180e800279585", "lessThan": "1cfa2d59f669db28d6292d10ff87ca6837c781b0", "versionType": "git"}, {"status": "affected", "version": "76894f3e2f71177747b8b4763fb180e800279585", "lessThan": "b41598bf54b3fe528994e573df6008f8f4d0a4f4", "versionType": "git"}, {"status": "affected", "version": "76894f3e2f71177747b8b4763fb180e800279585", "lessThan": "cd4b9b662f0fb9aa97ee6bf9034eca76fc6cab23", "versionType": "git"}, {"status": "affected", "version": "76894f3e2f71177747b8b4763fb180e800279585", "lessThan": "97a05b0ae9ea5ec052be2eef0f9cc7ce03501bbb", "versionType": "git"}, {"status": "affected", "version": "76894f3e2f71177747b8b4763fb180e800279585", "lessThan": "1b9331b16b0ed9414dcf7583d8134bdfeb117aae", "versionType": "git"}, {"status": "affected", "version": "76894f3e2f71177747b8b4763fb180e800279585", "lessThan": "7d9a7f1f96cd617ee9e75bb22217c709038e26b8", "versionType": "git"}, {"status": "affected", "version": "2d046892a493d9760c35fdaefc3017f27f91b621", "versionType": "git"}, {"status": "affected", "version": "6.0.16", "lessThan": "6.1", "versionType": "semver"}], "programFiles": ["fs/smb/client/smb2file.c"], "defaultStatus": "unaffected"}, {"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "vendor": "Linux", "product": "Linux", "versions": [{"status": "affected", "version": "6.1"}, {"status": "unaffected", "version": "0", "lessThan": "6.1", "versionType": "semver"}, {"status": "unaffected", "version": "6.1.175", "versionType": "semver", "lessThanOrEqual": "6.1.*"}, {"status": "unaffected", "version": "6.6.141", "versionType": "semver", "lessThanOrEqual": "6.6.*"}, {"status": "unaffected", "version": "6.12.91", "versionType": "semver", "lessThanOrEqual": "6.12.*"}, {"status": "unaffected", "version": "6.18.33", "versionType": "semver", "lessThanOrEqual": "6.18.*"}, {"status": "unaffected", "version": "7.0.10", "versionType": "semver", "lessThanOrEqual": "7.0.*"}, {"status": "unaffected", "version": "7.1", "versionType": "original_commit_for_fix", "lessThanOrEqual": "*"}], "programFiles": ["fs/smb/client/smb2file.c"], "defaultStatus": "affected"}]}], "published": "2026-06-24T17:17:07.127", "references": [{"url": "https://git.kernel.org/stable/c/1b9331b16b0ed9414dcf7583d8134bdfeb117aae", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/1cfa2d59f669db28d6292d10ff87ca6837c781b0", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/7d9a7f1f96cd617ee9e75bb22217c709038e26b8", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/97a05b0ae9ea5ec052be2eef0f9cc7ce03501bbb", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/b41598bf54b3fe528994e573df6008f8f4d0a4f4", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/cd4b9b662f0fb9aa97ee6bf9034eca76fc6cab23", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-125"}]}], "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nsmb/client: fix possible infinite loop and oob read in symlink_data()\n\nOn 32-bit architectures, the infinite loop is as follows:\n\n len = p->ErrorDataLength == 0xfffffff8\n u8 *next = p->ErrorContextData + len\n next == p\n\nOn 32-bit architectures, the out-of-bounds read is as follows:\n\n len = p->ErrorDataLength == 0xfffffff0\n u8 *next = p->ErrorContextData + len\n next == (u8 *)p - 8"}], "lastModified": "2026-07-14T20:20:28.593", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "F6B59BC3-B31E-4974-B7FC-12ECC3E05E29", "versionEndExcluding": "6.1.175", "versionStartIncluding": "6.0.16"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "97A9FFFA-22BB-4D5C-9790-5A2286E392F7", "versionEndExcluding": "6.6.141", "versionStartIncluding": "6.2"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "C918746B-DE6F-448F-A93E-A04C5481688D", "versionEndExcluding": "6.12.91", "versionStartIncluding": "6.7"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "96D99E49-380D-43AB-BDBA-25C3AD018A9C", "versionEndExcluding": "6.18.33", "versionStartIncluding": "6.13"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "A13475D2-59BF-4716-94B5-7C1D239A2CF4", "versionEndExcluding": "7.0.10", "versionStartIncluding": "6.19"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:7.1:rc1:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "B1EF7059-E670-45F4-B422-54C40FA86390"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:7.1:rc2:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "0D38F0BF-A728-4133-A358-D44A2F7EE6D6"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:7.1:rc3:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "EC732D08-5F7B-46D9-B154-E60C7F4F0A97"}], "operator": "OR"}]}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}