CVE-2026-52962

{"id": "CVE-2026-52962", "cveTags": [], "metrics": {"cvssMetricV31": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 7.8, "attackVector": "LOCAL", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "LOW", "confidentialityImpact": "HIGH"}, "impactScore": 5.9, "exploitabilityScore": 1.8}]}, "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": "86968ef21596515958d5f0a40233d02be78ecec0", "lessThan": "521e5aba857fd267624892c8dd6295f22ce0267e", "versionType": "git"}, {"status": "affected", "version": "86968ef21596515958d5f0a40233d02be78ecec0", "lessThan": "d0cb994605c84a159c1d00d72cdc8583c321ef95", "versionType": "git"}, {"status": "affected", "version": "86968ef21596515958d5f0a40233d02be78ecec0", "lessThan": "ecf94823c5c6a20790bb76ed2816822b0beb0c22", "versionType": "git"}, {"status": "affected", "version": "86968ef21596515958d5f0a40233d02be78ecec0", "lessThan": "4bfdcefdaa6092a06cacd59389c7756b36e6de8c", "versionType": "git"}, {"status": "affected", "version": "86968ef21596515958d5f0a40233d02be78ecec0", "lessThan": "7d3e8d2d648d5f0df29b4710246680f47695fe94", "versionType": "git"}, {"status": "affected", "version": "86968ef21596515958d5f0a40233d02be78ecec0", "lessThan": "3fa13ceefbc5f36131110342743994cb3de80637", "versionType": "git"}, {"status": "affected", "version": "86968ef21596515958d5f0a40233d02be78ecec0", "lessThan": "bc7abce4460e490dcb579eec770f175b150b685f", "versionType": "git"}, {"status": "affected", "version": "86968ef21596515958d5f0a40233d02be78ecec0", "lessThan": "5d3cc36b4e77a27ce7b686b7c59c7072bcb3fa8e", "versionType": "git"}, {"status": "affected", "version": "1d86cb8d3204337e1853b84d69ea0f30dc0ba973", "versionType": "git"}, {"status": "affected", "version": "9cec64d3f6d91da590cc4069172254067b43d0b2", "versionType": "git"}, {"status": "affected", "version": "de30fc2ca852365ed635f62d7d818bffc15e55c9", "versionType": "git"}, {"status": "affected", "version": "dfb8712c7acce0689aed6c400a22b35f4d2861fe", "versionType": "git"}, {"status": "affected", "version": "f41cd559f1f3412db8e0acdede05ecf990ebfd8a", "versionType": "git"}, {"status": "affected", "version": "4.4.192", "lessThan": "4.5", "versionType": "semver"}, {"status": "affected", "version": "4.9.192", "lessThan": "4.10", "versionType": "semver"}, {"status": "affected", "version": "4.14.143", "lessThan": "4.15", "versionType": "semver"}, {"status": "affected", "version": "4.19.72", "lessThan": "4.20", "versionType": "semver"}, {"status": "affected", "version": "5.2.14", "lessThan": "5.3", "versionType": "semver"}], "programFiles": ["fs/ceph/xattr.c"], "defaultStatus": "unaffected"}, {"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "vendor": "Linux", "product": "Linux", "versions": [{"status": "affected", "version": "5.3"}, {"status": "unaffected", "version": "0", "lessThan": "5.3", "versionType": "semver"}, {"status": "unaffected", "version": "5.10.258", "versionType": "semver", "lessThanOrEqual": "5.10.*"}, {"status": "unaffected", "version": "5.15.209", "versionType": "semver", "lessThanOrEqual": "5.15.*"}, {"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/ceph/xattr.c"], "defaultStatus": "affected"}]}], "published": "2026-06-24T17:17:06.520", "references": [{"url": "https://git.kernel.org/stable/c/3fa13ceefbc5f36131110342743994cb3de80637", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/4bfdcefdaa6092a06cacd59389c7756b36e6de8c", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/521e5aba857fd267624892c8dd6295f22ce0267e", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/5d3cc36b4e77a27ce7b686b7c59c7072bcb3fa8e", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/7d3e8d2d648d5f0df29b4710246680f47695fe94", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/bc7abce4460e490dcb579eec770f175b150b685f", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/d0cb994605c84a159c1d00d72cdc8583c321ef95", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/ecf94823c5c6a20790bb76ed2816822b0beb0c22", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-787"}]}], "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nceph: fix a buffer leak in __ceph_setxattr()\n\nThe old_blob in __ceph_setxattr() can store\nci->i_xattrs.prealloc_blob value during the retry.\nHowever, it is never called the ceph_buffer_put()\nfor the old_blob object. This patch fixes the issue of\nthe buffer leak."}], "lastModified": "2026-07-14T16:18:32.180", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "24554ACA-F02B-4892-BCE2-5C087126FA26", "versionEndExcluding": "4.5", "versionStartIncluding": "4.4.192"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "EBD930CC-D56B-421B-9B01-0198B9BE2A93", "versionEndExcluding": "4.10", "versionStartIncluding": "4.9.192"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "4C5DB147-97D0-43EA-BCB8-40F4F90F2A5E", "versionEndExcluding": "4.15", "versionStartIncluding": "4.14.143"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "DE4A0944-6034-4B24-840D-2A554A2350DB", "versionEndExcluding": "4.20", "versionStartIncluding": "4.19.72"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "3F8F5908-1026-4963-A3FE-E6E60489E47F", "versionEndExcluding": "5.3", "versionStartIncluding": "5.2.14"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "5AC7888E-E208-4C71-9E56-B79EAEF3E150", "versionEndExcluding": "5.10.258", "versionStartIncluding": "5.3.1"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "919C10A9-7951-4A74-BADD-C135A0A8D8B4", "versionEndExcluding": "5.15.209", "versionStartIncluding": "5.11"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "92385813-D91D-480D-83A1-F423D2CBB2BA", "versionEndExcluding": "6.1.175", "versionStartIncluding": "5.16"}, {"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:5.3:-:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "D036D76E-AC69-4382-B4C1-8EDA1ABB2941"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:5.3:rc6:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "65AF2469-2B9F-4D4D-8886-2B8BA66D5FDC"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:5.3:rc7:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "21001886-2C34-45F4-9319-60102B357E64"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:5.3:rc8:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "999345BA-F820-40B9-A711-32CA9265C289"}, {"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"}