CVE-2026-31053
CWE-415Published: April 6, 2026· Updated: Apr 7, 2026
Official Description
A double free vulnerability exists in librz/bin/format/le/le.c in the function le_load_fixup_record(). When processing malformed or circular LE fixup chains, relocation entries may be freed multiple times during error handling. A specially crafted LE binary can trigger heap corruption and cause the application to crash, resulting in a denial-of-service condition. An attacker with a crafted binary could cause a denial of service when the tool is integrated on a service pipeline.
Technical Analysis
CVE-2026-31053 requires local access, meaning attackers must already have a foothold on the target system.
The vulnerability requires no privileges and no user interaction, making it a prime target for automated exploitation campaigns and worm-like propagation.
A successful exploit results in availability disruption (denial of service), with a CVSS base score of 6.2.
CVSS v3.1 Vector Breakdown
Exploit & PoC Resources
All References (2)
Quick Facts
Related CVEs (CWE-415)
Recommended Actions
- →Apply vendor patches immediately
- →Monitor CVE-2026-31053 in threat intel feeds
- →Review IDS/IPS signatures for exploitation attempts