Medium severity6.1NVD Advisory· Published Oct 15, 2026
CVE-2026-111159
CVE-2026-111159
Description
libewf through 20260924 contains a heap out-of-bounds read vulnerability in libewf_lef_extended_attribute_read_data() because UTF-16 name and value sizes are validated before being doubled. Attackers can supply a crafted .L01/.Lx01 file with oversized 'ea' metadata counts to crash the application or leak uninitialized heap memory through extended attributes.
Affected products
2Patches
Vulnerability mechanics
References
4- github.com/libyal/libewf/blob/d76fd0bb21601e2969bc88ffdaeb861023f6a5b2/libewf/libewf_lef_extended_attribute.cnvd
- github.com/libyal/libewf/blob/d76fd0bb21601e2969bc88ffdaeb861023f6a5b2/libewf/libewf_lef_extended_attribute.cnvd
- hackmd.io/@haind-pwn/libewf-lef-extended-attribute-utf16-size-oob-readnvd
- www.vulncheck.com/advisories/libewf-through-20260924-heap-out-of-bounds-read-via-l01-extended-attribute-parsingnvd
News mentions
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