CVE-2026-118384: medium-severity vulnerability in GNU mtools
Published · Updated
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13Vexday Risk Score
No sign of exploitation. No public exploitation artifact known so far.
ssvc Trackcvss 6.1epss 0.3%
GNU mtools before 4.0.50 has an out-of-bounds write in parse_vses in vfat.c.
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:H
Affected products
GNU · mtoolsReferences
https://github.com/deepin-community/mtools/blob/16d295331a1cfbcf02ad0b2f03c9b906197cf3ee/vfat.c#L399https://github.com/deepin-community/mtools/blob/16d295331a1cfbcf02ad0b2f03c9b906197cf3ee/vfat.c#L444-L445https://lists.gnu.org/archive/html/info-mtools/2026-10/msg00001.htmlhttps://lists.gnu.org/archive/html/info-mtools/2026-10/msg00002.htmlhttps://lists.gnu.org/archive/html/info-mtools/2026-10/msg00004.htmlhttp://www.openwall.com/lists/oss-security/2026/10/31/1