CVE-2026-111147: Libyal libesedb through 20260704 Heap Out-of-Bounds Read via libesedb_record_get_multi_value

Severity: medium (CVSS 6.1 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.1% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2026-10-15 · updated 2026-10-27
Weakness: CWE-125

Description

Libyal libesedb through 20260704 contains a heap out-of-bounds read vulnerability in libesedb_record_get_multi_value() that allows attackers to read past buffers via unbounded multi-value offset tables. Attackers can supply a crafted ESE/EDB database processed by esedbexport to crash the application or expose up to about 32 KiB of adjacent heap memory.

Affected products

libyal libesedb: through 20260704

References

https://github.com/libyal/libesedb
https://github.com/libyal/libesedb/blob/cf49b6d420d4a44dcd6355bc0d6b36f9f580f350/libesedb/libesedb_record.c#L3776-L3830
https://hackmd.io/@haind-pwn/libesedb-multi-value-offset-table-oob-read
https://www.vulncheck.com/advisories/libyal-libesedb-through-20260704-heap-out-of-bounds-read-via-libesedb-record-get-multi-value

Get alerted when CVE-2026-111147 or the next vulnerability affects your stack