Bug 2523140 - CVE-2026-56135 ntfs-3g: NTFS-3G: Heap memory corruption via malicious NTFS image [fedora-all]
Summary: CVE-2026-56135 ntfs-3g: NTFS-3G: Heap memory corruption via malicious NTFS im...
Keywords:
Status: NEW
Alias: None
Product: Fedora
Classification: Fedora
Component: ntfs-3g
Version: rawhide
Hardware: Unspecified
OS: Unspecified
high
high
Target Milestone: ---
Assignee: Tom "spot" Callaway
QA Contact: Fedora Extras Quality Assurance
URL:
Whiteboard: {"flaws": ["a8470a73-0ee4-4fd0-9d78-0...
Depends On:
Blocks: CVE-2026-56135
TreeView+ depends on / blocked
 
Reported: 2026-08-24 20:51 UTC by Vladimir Vasilev
Modified: 2026-08-24 20:51 UTC (History)
1 user (show)

Fixed In Version:
Clone Of:
Environment:
Last Closed:
Type: ---
Embargoed:


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Description Vladimir Vasilev 2026-08-24 20:51:58 UTC
Disclaimer: Community trackers are created by Red Hat Product Security team on a best effort basis. Package maintainers are required to ascertain if the flaw indeed affects their package, before starting the update process.

In NTFS-3G through 2026.2.25, a heap-based buffer overflow exists in the function build_inherited_id() in libntfs-3g/security.c that allows an attacker to corrupt heap memory in the SUID-root ntfs-3g binary by crafting a malicious NTFS image. The overflow is triggered by creating a file in a crafted directory.


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