GHSA-69hw-fmf2-8wv2MediumCVSS 5.5
libyal libmsiecf through 20260525 contains a double free vulnerability in...
🔗 CVE IDs covered (1)
📋 Description
libyal libmsiecf through 20260525 contains a double free vulnerability in libmsiecf_url_values_read_data() that allows attackers to corrupt heap memory via crafted partial URL records. Attackers can supply a crafted MSIE cache index.dat file whose recovered partial record has an oversized unknown_offset, crashing forensic tools processing it.
🔗 References (8)
- https://nvd.nist.gov/vuln/detail/CVE-2026-116743
- https://github.com/libyal/libmsiecf/issues/6
- https://github.com/libyal/libmsiecf/commit/a99a703d190d62f6c21b6225cf84ce80037e45d5
- https://github.com/libyal/libmsiecf
- https://github.com/libyal/libmsiecf/blob/20260525/libmsiecf/libmsiecf_url_values.c#L824
- https://hackmd.io/@haindpwn/libmsiecf-url-record-partial-recovery-double-free
- https://www.vulncheck.com/advisories/libyal-libmsiecf-through-20260525-double-free-via-libmsiecf-url-values-read-data
- https://github.com/advisories/GHSA-69hw-fmf2-8wv2