HIGH · 7.8

CVE-2026-6846

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 co...

Vulnerability Description

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.

CVSS Score

7.8

HIGH

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH

Affected Products

VendorProductVersions
GnuBinutils<= 2.46
RedhatHardened Images-
RedhatOpenshift Container Platform4.0
RedhatEnterprise Linux6.0

Related Weaknesses (CWE)

References

FAQ

What is CVE-2026-6846?

CVE-2026-6846 is a vulnerability with a CVSS score of 7.8 (HIGH). 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 co...

How severe is CVE-2026-6846?

CVE-2026-6846 has been rated HIGH with a CVSS base score of 7.8/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2026-6846?

Check the references section above for vendor advisories and patch information. Affected products include: Gnu Binutils, Redhat Hardened Images, Redhat Openshift Container Platform, Redhat Enterprise Linux.