CVE-2026-80820

{"id": "CVE-2026-80820", "cveTags": [], "metrics": {}, "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": "a12890aebb895951720ff884eab1c99a30645b29", "lessThan": "599453f83458b57995290a1d31200c263e2c2691", "versionType": "git"}, {"status": "affected", "version": "a12890aebb895951720ff884eab1c99a30645b29", "lessThan": "159d162fe80bd56573cafde5801bd5a90a3dd1ac", "versionType": "git"}, {"status": "affected", "version": "a12890aebb895951720ff884eab1c99a30645b29", "lessThan": "56407a61a8bb85b884de802d39635abdb0ea7408", "versionType": "git"}, {"status": "affected", "version": "a12890aebb895951720ff884eab1c99a30645b29", "lessThan": "527eaaefddb6ec5c83a06c9a1559960dd6361753", "versionType": "git"}], "programFiles": ["fs/xfs/scrub/agheader.c", "fs/xfs/scrub/agheader_repair.c"], "defaultStatus": "unaffected"}, {"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "vendor": "Linux", "product": "Linux", "versions": [{"status": "affected", "version": "4.15"}, {"status": "unaffected", "version": "0", "lessThan": "4.15", "versionType": "semver"}, {"status": "unaffected", "version": "6.12.106", "versionType": "semver", "lessThanOrEqual": "6.12.*"}, {"status": "unaffected", "version": "6.18.47", "versionType": "semver", "lessThanOrEqual": "6.18.*"}, {"status": "unaffected", "version": "7.1.11", "versionType": "semver", "lessThanOrEqual": "7.1.*"}, {"status": "unaffected", "version": "7.2", "versionType": "original_commit_for_fix", "lessThanOrEqual": "*"}], "programFiles": ["fs/xfs/scrub/agheader.c", "fs/xfs/scrub/agheader_repair.c"], "defaultStatus": "affected"}]}], "published": "2026-09-04T16:18:09.743", "references": [{"url": "https://git.kernel.org/stable/c/159d162fe80bd56573cafde5801bd5a90a3dd1ac", "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/527eaaefddb6ec5c83a06c9a1559960dd6361753", "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/56407a61a8bb85b884de802d39635abdb0ea7408", "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/599453f83458b57995290a1d31200c263e2c2691", "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}], "vulnStatus": "Received", "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nxfs: don't livelock in scrub on a circular unlinked list\n\nLOLLM points out that online fsck can livelock if an unlinked inode list\ncontains a loop. Use a bitmap to detect cycles."}], "lastModified": "2026-09-04T16:18:09.743", "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}