Vulnerability details
CVE-2026-6846
Red Hat Enterprise Linux 10Red Hat Enterprise Linux 8Red Hat Enterprise Linux 9
Binutils: binutils: arbitrary code execution via malformed xcoff object file processing
CVSS 3.1
7.8High
Official 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 scores
| Score | Version | Source | Vector |
|---|---|---|---|
| 7.8High | 3.1 | CVEProject cvelistV5 (CNA) (redhat) | CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H |
| 7.8High | 3.1 | CVEProject cvelistV5 (CNA) (redhat-SADP) | CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H |
Affected products
| Vendor | Product | Versions | Source |
|---|---|---|---|
| Red Hat | Red Hat Enterprise Linux 10 | All | CVEProject cvelistV5 (CNA) |
| Red Hat | Red Hat Enterprise Linux 10 | All | CVEProject cvelistV5 (CNA) |
| Red Hat | Red Hat Enterprise Linux 8 | All | CVEProject cvelistV5 (CNA) |
| Red Hat | Red Hat Enterprise Linux 8 | All | CVEProject cvelistV5 (CNA) |
| Red Hat | Red Hat Enterprise Linux 8 | All | CVEProject cvelistV5 (CNA) |
| Red Hat | Red Hat Enterprise Linux 8 | All | CVEProject cvelistV5 (CNA) |
| Red Hat | Red Hat Enterprise Linux 9 | All | CVEProject cvelistV5 (CNA) |
| Red Hat | Red Hat Enterprise Linux 9 | All | CVEProject cvelistV5 (CNA) |
References and advisories
5- https://access.redhat.com/errata/RHSA-2026:39022 vendor-advisoryx_refsource_REDHAT
- https://access.redhat.com/security/cve/CVE-2026-6846 vdb-entryx_refsource_REDHAT
- https://bugzilla.redhat.com/show_bug.cgi?id=2460006 issue-trackingx_refsource_REDHAT
- https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-6846.json x_sadp-csaf-vex
- https://access.redhat.com/errata/RHSA-2026:33527 vendor-advisoryx_refsource_REDHAT
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Details
- Published
- 2026-04-22
- Last updated
- 2026-11-05
- State
- Published
- Assigner (CNA)
- redhat
Exploit prediction (EPSS)
0.17%
Probability of exploitation in 30 days
6.5%
Percentile (among all CVEs)
SSVC assessment (CISA)
- Automatable
- No
- Exploitation
- None
- Technical impact
- Total
Weaknesses (CWE)
- CWE-122Heap-based Buffer Overflow