Bug 2562560 (CVE-2026-118384)
| Summary: | CVE-2026-118384 mtools: mtools: Denial of Service via out-of-bounds write in VFAT parsing | ||
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| Product: | [Other] Security Response | Reporter: | OSIDB Bzimport <bzimport> |
| Component: | vulnerability | Assignee: | Product Security DevOps Team <prodsec-dev> |
| Status: | NEW --- | QA Contact: | |
| Severity: | medium | Docs Contact: | |
| Priority: | medium | ||
| Version: | unspecified | CC: | rhel-process-autobot, watson-tool-maintainers |
| Target Milestone: | --- | Keywords: | Security |
| Target Release: | --- | ||
| Hardware: | All | ||
| OS: | Linux | ||
| Whiteboard: | |||
| Fixed In Version: | Doc Type: | --- | |
| Doc Text: |
A flaw was found in mtools. This out-of-bounds write vulnerability allows an attacker to cause a Denial of Service (DoS) or corrupt memory. By tricking a user into processing a specially crafted disk image containing malformed VFAT directory entries, the application writes beyond allocated buffer boundaries, resulting in an application crash.
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Story Points: | --- |
| Clone Of: | Environment: | ||
| Last Closed: | Type: | --- | |
| Regression: | --- | Mount Type: | --- |
| Documentation: | --- | CRM: | |
| Verified Versions: | Category: | --- | |
| oVirt Team: | --- | RHEL 7.3 requirements from Atomic Host: | |
| Cloudforms Team: | --- | Target Upstream Version: | |
| Embargoed: | |||
| Bug Depends On: | 2566914, 2566915, 2566916 | ||
| Bug Blocks: | |||
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Description
OSIDB Bzimport
2026-10-28 03:01:29 UTC
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