Libyal libesedb through 20260704 Heap Out-of-Bounds Read via libesedb_record_get_multi_value
Impact
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.
Source excerpt · VulnCheckAffected packages
Affected products
Vendor version evidence. Product records are separate from automatic dependency matching.
libyal · libesedb
Other versions: unaffected
| Version / range | Source status |
|---|---|
| 0 through 20260704 (inclusive) | affected |
Original source 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.
References
- Source reference hackmd.io/@haind-pwn/libesedb-multi-value-offset-table-oob-read
- Source reference github.com/libyal/libesedb/blob/cf49b6d420d4a44dcd6355bc0d6b36f9f580f350/libesedb/libesedb_record.c
- Source reference github.com/libyal/libesedb
- Security advisory www.vulncheck.com/advisories/libyal-libesedb-through-20260704-heap-out-of-bounds-read-via-libesedb-record-get-multi-value