CVE-2026-116729EUVD-2026-110477GHSA-2F27-2CWC-RP26
libfvde through 20260923 Heap Out-of-Bounds Read via libfvde_encrypted_metadata_read_type_0x001a
- 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- Where the record stands: published, rejected by its publisher, or superseded by another id.What do these mean?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
- Fix
- Fix or patch referenced
- 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
libfvde, a library for reading FileVault 2 encrypted volumes, is affected. A specially crafted encrypted volume can cause it to read past the end of a memory buffer, which may crash the program or expose unintended memory contents.
Summarized by anthropic/claude-haiku-5.5. Verify details against the original sources.
Read the original description
libfvde through 20260923 contains a heap out-of-bounds read vulnerability in libfvde_encrypted_metadata_read_type_0x001a() caused by an unbounded strlen on embedded XML plist data. Attackers can supply a crafted FileVault 2 volume with non-NUL-terminated plist data, causing libfvde_volume_open() to read past the heap block buffer.
Timeline
- CVE published
- First seen by cve.now
Affected versions
- libyal libfvde
through 20260923