MEDIUM 6.8 NVD
CVE-2026-116743
libyal libmsiecf through 20260525 contains a double free vulnerability in libmsiecf_url_values_read_data() that allows attackers to corrupt heap memory via craf
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
- https://github.com/libyal/libmsiecf
- https://github.com/libyal/libmsiecf/blob/20260525/libmsiecf/libmsiecf_url_values.c#L824
- https://github.com/libyal/libmsiecf/commit/a99a703d190d62f6c21b6225cf84ce80037e45d5
- https://github.com/libyal/libmsiecf/issues/6
- https://hackmd.io/@haindpwn/libmsiecf-url-record-partial-recovery-double-free
This medium severity vulnerability with a CVSS score of 6.8 was published on 2026-10-26 via NVD.
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