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CVE-2026-6844

Binutils: binutils: denial of service vulnerabilities in readelf via crafted elf files

CVSS 5.5 MEDIUMEPSS 0.1%CWE-400
Vexday Risk Score
13Baixo
Decisão SSVC (CISA)
Track
Sem sinal de exploração → monitorar
CVSS 5.5EPSS 0.1%KEV nãoPoC Nuclei Metasploit Patch
Ciclo de vida
22 abr 2026Publicada no NVD
Recomendação: Monitorar — sem sinal de exploração no momento.
A flaw was found in the `readelf` utility of the binutils package. A local attacker could exploit two Denial of Service (DoS) vulnerabilities by providing a specially crafted Executable and Linkable Format (ELF) file. One vulnerability, a resource exhaustion (CWE-400), can lead to an out-of-memory condition. The other, a null pointer dereference (CWE-476), can cause a segmentation fault. Both issues can result in the `readelf` utility becoming unresponsive or crashing, leading to a denial of service.
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H