CVE-2026-6846

⚠️ high

Summary

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

EPSS Score

0.0

Exploit Probability

Published Date

2026-04-22

First Seen: 2026-05-21

📊 Relative Risk Intelligence

This CVE is Moderate Risk - more severe than 69.6% of all 329,456 vulnerabilities in our database.

#100,230

Above average severity

Severity Percentile

🎯 CISA SSVC Assessment Updated: Apr 22, 2026

🔍 Exploitation Status

None

No known exploits

⚙️ Automatable

Requires human interaction

💥 Technical Impact

Total

Complete system compromise possible

🏆 Discovered By

Red Hat would like to thank Takao Sato for reporting this issue.

SSVC data provided by CISA

Last Modified 2026-05-20

Source NVD 🔗

CVSS Vector 3.1 CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

CWE IDs (Weakness Types)

CWE-122

📦 Affected Products 6

Vendor	Product	Status	Affected Versions
gnu	binutils	Affected	< 2.46
redhat	enterprise_linux	Affected	v10.0
redhat	enterprise_linux	Affected	v6.0
redhat	enterprise_linux	Affected	v8.0
redhat	enterprise_linux	Affected	v9.0
redhat	openshift_container_platform	Affected	v4.0

🔗 References 2

https://access.redhat.com/security/cve/CVE-2026-6846

Third Party Advisory

https://bugzilla.redhat.com/show_bug.cgi?id=2460006

Issue Tracking Third Party Advisory

🔗 Related CVEs 6

CVE ID	Severity	CVSS	EPSS	Summary	Published
CVE-2026-1764	🔶 medium	5.6	0.2	A flaw was found in GNOME localsearch (previously known as tracker-miners) MP3 Extractor. When processing specially craf...	2026-06-16
CVE-2026-1766	🔶 medium	5.6	0.2	A flaw was found in GNOME localsearch (previously known as tracker-miners) MP3 Extractor, specifically within the tracke...	2026-06-16
CVE-2026-1767	🔶 medium	5.6	0.2	A flaw was found in the GNOME localsearch (previously known as tracker-miners) MP3 Extractor `tracker-extract-mp3` compo...	2026-06-16
CVE-2026-11785	🔶 medium	4.3	0.2	A flaw was found in 389 Directory Server. A type confusion in the SSO token extended operation handler causes partial st...	2026-06-09
CVE-2026-11786	ℹ️ low	1.9	0.2	A flaw was found in 389 Directory Server. The LDIF parser reads past the end of a heap buffer when processing attribute ...	2026-06-09
CVE-2026-11787	🔶 medium	5.0	0.2	A flaw was found in 389 Directory Server. The ldap_utf8prev() function reads bytes before the start of a buffer without ...	2026-06-09

These CVEs affect the same products