{"id":"CVE-2024-53685","title":"ceph: give up on paths longer than PATH_MAX","summary":"In the Linux kernel, the following vulnerability has been resolved:\n\nceph: give up on paths longer than PATH_MAX\n\nIf the full path to be built by ceph_mdsc_build_path() happens to be\nlonger than PATH_MAX, then this function will enter an…","severity":"none","vendor":"Linux","product":"Linux","affected":["Linux >= 9030aaf9bf0a1eee47a154c316c789e959638b0f < 0f2b2d9e881c90402dbe28f9ba831775b7992e1f","Linux >= 9030aaf9bf0a1eee47a154c316c789e959638b0f < d42ad3f161a5a487f81915c406f46943c7187a0a","Linux >= 9030aaf9bf0a1eee47a154c316c789e959638b0f < e4b168c64da06954be5d520f6c16469b1cadc069","Linux >= 9030aaf9bf0a1eee47a154c316c789e959638b0f < c47ed91156daf328601d02b58d52d9804da54108","Linux >= 9030aaf9bf0a1eee47a154c316c789e959638b0f < 99a37ab76a315c8307eb5b0dc095d8ad9d8efeaa","Linux >= 9030aaf9bf0a1eee47a154c316c789e959638b0f < 550f7ca98ee028a606aa75705a7e77b1bd11720f","Linux 2.6.34"],"ssvc":{"exploitation":"none","automatable":"no","technicalImpact":"partial","timestamp":"2026-11-05T20:28:35.670533Z"},"published":"2025-01-11","updated":"2026-11-05","sourceUpdated":"2026-11-05T20:31:23.567Z","source":"CVEORG","sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2024-53685","references":[{"url":"https://git.kernel.org/stable/c/0f2b2d9e881c90402dbe28f9ba831775b7992e1f"},{"url":"https://git.kernel.org/stable/c/d42ad3f161a5a487f81915c406f46943c7187a0a"},{"url":"https://git.kernel.org/stable/c/e4b168c64da06954be5d520f6c16469b1cadc069"},{"url":"https://git.kernel.org/stable/c/c47ed91156daf328601d02b58d52d9804da54108"},{"url":"https://git.kernel.org/stable/c/99a37ab76a315c8307eb5b0dc095d8ad9d8efeaa"},{"url":"https://git.kernel.org/stable/c/550f7ca98ee028a606aa75705a7e77b1bd11720f"}],"tags":["cve.org"],"epss":0.00231,"epssPercentile":0.14004,"ingestedAt":"2026-11-05T22:38:31.832Z","slug":"CVE-2024-53685","body":"## Overview\n\nIn the Linux kernel, the following vulnerability has been resolved:\n\nceph: give up on paths longer than PATH_MAX\n\nIf the full path to be built by ceph_mdsc_build_path() happens to be\nlonger than PATH_MAX, then this function will enter an endless (retry)\nloop, effectively blocking the whole task.  Most of the machine\nbecomes unusable, making this a very simple and effective DoS\nvulnerability.\n\nI cannot imagine why this retry was ever implemented, but it seems\nrather useless and harmful to me.  Let's remove it and fail with\nENAMETOOLONG instead.\n\n## Affected\n\n- `Linux >= 9030aaf9bf0a1eee47a154c316c789e959638b0f < 0f2b2d9e881c90402dbe28f9ba831775b7992e1f`\n- `Linux >= 9030aaf9bf0a1eee47a154c316c789e959638b0f < d42ad3f161a5a487f81915c406f46943c7187a0a`\n- `Linux >= 9030aaf9bf0a1eee47a154c316c789e959638b0f < e4b168c64da06954be5d520f6c16469b1cadc069`\n- `Linux >= 9030aaf9bf0a1eee47a154c316c789e959638b0f < c47ed91156daf328601d02b58d52d9804da54108`\n- `Linux >= 9030aaf9bf0a1eee47a154c316c789e959638b0f < 99a37ab76a315c8307eb5b0dc095d8ad9d8efeaa`\n- `Linux >= 9030aaf9bf0a1eee47a154c316c789e959638b0f < 550f7ca98ee028a606aa75705a7e77b1bd11720f`\n- `Linux 2.6.34`\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"sunlit","depthScore":3,"depthScoreParts":{"impact":2.8,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[]}