CVE-2026-110659
CVE-2026-110659 · ELFIO through 3.12 NULL Pointer Dereference via relocation_section_accessor get_entry
This page contains facts from public vulnerability sources. Check the original advisory before updating.
ELFIO through 3.12 contains a NULL pointer dereference vulnerability in relocation_section_accessor get_entry() that allows attackers to crash applications via an unvalidated sh_link index. Attackers can supply a crafted ELF file whose SHT_REL or SHT_RELA section has a dangling sh_link, causing find_hash_section() to dereference null and deny service.
CVSS 6.8 · Medium · EPSS 0.2%
- Published
- Updated
Affected products and versions
elfio
- Versions
- ≥ 0, ≤ 3.12: Affected (custom)
No fix published
Original sources
- https://hackmd.io/@haind-pwn/elfio-relocation-get-entry-null-deref
- https://github.com/serge1/ELFIO/blob/8ae6cec5d60495822ecd57d736f66149da9b1830/elfio/elfio_relocation.hpp#L142
- https://github.com/serge1/ELFIO
- https://www.vulncheck.com/advisories/elfio-through-3.12-null-pointer-dereference-via-relocation-section-accessor-get-entry
- https://nvd.nist.gov/vuln/detail/CVE-2026-110659