CVE-2026-118384EUVD-2026-111572GHSA-9H57-5H59-G528
GNU mtools through 4.0.49 has an out-of-bounds write in parse_vses in vfat.c.
- Published
- Last modified
- Where the record stands: published, rejected by its publisher, or superseded by another id.What do these mean? →
- published
- Whether CISA lists it in its Known Exploited Vulnerabilities catalog: proof that attackers are using it.What do these mean? →
- Not listed in CISA KEV
- Whether working attack code is public (Exploit-DB, Metasploit, Nuclei or GitHub). Public code makes attacks easier.What do these mean? →
- None on Exploit-DB, Metasploit or GitHub
Summary
GNU mtools, a suite of tools for accessing MS-DOS disks from Unix-like systems, is affected by this flaw in its handling of FAT long filenames. An attacker who can supply a crafted disk image could trigger a memory write outside an intended buffer, which may crash the program or potentially lead to arbitrary code execution.
Summarized by anthropic/claude-haiku-5.5. Verify details against the original sources.
Read the original description
GNU mtools through 4.0.49 has an out-of-bounds write in parse_vses in vfat.c.
Timeline
- CVE published
- First seen by cve.now
- Record last updated
Affected versions
- GNU mtools
through 4.0.49