CVE-2026-53361

{"id": "CVE-2026-53361", "cveTags": [], "metrics": {"cvssMetricV31": [{"type": "Secondary", "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 7.1, "attackVector": "LOCAL", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "LOW", "confidentialityImpact": "NONE"}, "impactScore": 5.2, "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": "328840c93bd6a4871dd10908d01b41eab83eb8e2", "lessThan": "82c17e13d404f686e164590483fd6c1abaa675d0", "versionType": "git"}, {"status": "affected", "version": "8b90a9f819dc2a06baae4ec1a64d875e53b824ec", "lessThan": "591f1ac217428a6d2b32a8ac14aac0fab44f155a", "versionType": "git"}, {"status": "affected", "version": "8b90a9f819dc2a06baae4ec1a64d875e53b824ec", "lessThan": "0cfa78c050662784fc8e3ab26dbfd1dc632b2082", "versionType": "git"}, {"status": "affected", "version": "8b90a9f819dc2a06baae4ec1a64d875e53b824ec", "lessThan": "d82ba05263c69fa2437fe93e4e561cc40f4c03af", "versionType": "git"}, {"status": "affected", "version": "ceb8bd6c69c1680fd9b45e7f16d7170c9c7513a5", "versionType": "git"}, {"status": "affected", "version": "6.6.93", "lessThan": "6.6.144", "versionType": "semver"}, {"status": "affected", "version": "6.1.141", "lessThan": "6.2", "versionType": "semver"}], "programFiles": ["net/unix/garbage.c"], "defaultStatus": "unaffected"}, {"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "vendor": "Linux", "product": "Linux", "versions": [{"status": "affected", "version": "6.9"}, {"status": "unaffected", "version": "0", "lessThan": "6.9", "versionType": "semver"}, {"status": "unaffected", "version": "6.6.144", "versionType": "semver", "lessThanOrEqual": "6.6.*"}, {"status": "unaffected", "version": "6.12.95", "versionType": "semver", "lessThanOrEqual": "6.12.*"}, {"status": "unaffected", "version": "6.18.38", "versionType": "semver", "lessThanOrEqual": "6.18.*"}, {"status": "unaffected", "version": "7.1", "versionType": "original_commit_for_fix", "lessThanOrEqual": "*"}], "programFiles": ["net/unix/garbage.c"], "defaultStatus": "affected"}]}], "published": "2026-07-04T12:17:02.010", "references": [{"url": "https://git.kernel.org/stable/c/0cfa78c050662784fc8e3ab26dbfd1dc632b2082", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/591f1ac217428a6d2b32a8ac14aac0fab44f155a", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/82c17e13d404f686e164590483fd6c1abaa675d0", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/d82ba05263c69fa2437fe93e4e561cc40f4c03af", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "NVD-CWE-noinfo"}]}], "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\naf_unix: Set gc_in_progress to true in unix_gc().\n\nIgor Ushakov reported that unix_gc() could run with gc_in_progress\nbeing false if the work is scheduled while running:\n\n Thread 1 Thread 2 Thread 3\n -------- -------- --------\n unix_schedule_gc() unix_schedule_gc()\n `- if (!gc_in_progress) `- if (!gc_in_progress)\n |- gc_in_progress = true |\n `- queue_work() |\n unix_gc() <----------------/ |\n | |- gc_in_progress = true\n ... `- queue_work()\n | |\n `- gc_in_progress = false |\n |\n unix_gc() <---------------------------------------------'\n |\n ... /* gc_in_progress == false */\n |\n `- gc_in_progress = false\n\nunix_peek_fpl() relies on gc_in_progress not to confuse GC\nby MSG_PEEK.\n\nLet's set gc_in_progress to true in unix_gc()."}], "lastModified": "2026-07-22T19:07:32.853", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "B0A3421E-59FE-4E16-9DC6-4CAF59C361C7", "versionEndExcluding": "6.2", "versionStartIncluding": "6.1.141"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "9E3CC023-B50C-4C5F-87D1-721166811CA5", "versionEndExcluding": "6.6.144", "versionStartIncluding": "6.6.93"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "E08F80D6-87F6-4B96-A3A9-F172D7A2E3AA", "versionEndExcluding": "6.12.95", "versionStartIncluding": "6.9"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "FA591B28-5D62-449E-BDBE-3C9391BF070A", "versionEndExcluding": "6.18.38", "versionStartIncluding": "6.13"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "0F56D2D7-70AB-4452-A0E3-BDA402CF049E", "versionEndExcluding": "7.1", "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"}], "operator": "OR"}]}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}