HarborGuard / CVE
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HIGHCVE-2026-6846Published Modified CNA redhat

CVE-2026-6846: Binutils: binutils: arbitrary code execution via malformed xcoff object file processing

A flaw was found in binutils. A heap-buffer-overflow vulnerability exists when processing a specially crafted XCOFF (Extended Common Object File Format) object file during linking. A local attacker could trick a user into processing this malicious file, which could lead to arbitrary code execution, allowing the attacker to run unauthorized commands, or cause a denial of service, making the system unavailable.

Metrics

CVSS v3.1
7.8
Severity
HIGH
Fixed in
Affected Products
21
Affected packages
  • Red Hat / Red Hat Enterprise Linux 10
  • Red Hat / Red Hat Enterprise Linux 10
  • Red Hat / Red Hat Enterprise Linux 10
  • Red Hat / Red Hat Enterprise Linux 10
  • Red Hat / Red Hat Enterprise Linux 6
  • Red Hat / Red Hat Enterprise Linux 7
  • Red Hat / Red Hat Enterprise Linux 7
  • Red Hat / Red Hat Enterprise Linux 8
  • Red Hat / Red Hat Enterprise Linux 8
  • Red Hat / Red Hat Enterprise Linux 8
  • Red Hat / Red Hat Enterprise Linux 8
  • Red Hat / Red Hat Enterprise Linux 8
  • Red Hat / Red Hat Enterprise Linux 8
  • Red Hat / Red Hat Enterprise Linux 8
  • Red Hat / Red Hat Enterprise Linux 9
  • Red Hat / Red Hat Enterprise Linux 9
  • Red Hat / Red Hat Enterprise Linux 9
  • Red Hat / Red Hat Enterprise Linux 9
  • Red Hat / Red Hat Enterprise Linux 9
  • Red Hat / Red Hat Hardened Images
  • Red Hat / Red Hat OpenShift Container Platform 4
CVSS Vector
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H