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Red Hat Security Advisory: Red Hat Hardened Images RPMs Security Update

0
High
Published: 06/30/2026 (06/30/2026, 13:59:52 UTC)
Source: GCVE Database
Vendor/Project: Red Hat Product Security
Product: Red Hat

Description

A heap-based buffer overflow vulnerability (CVE-2026-3441) exists in GNU Binutils' bfd linker component used in Red Hat Hardened Images RPMs. This out-of-bounds read can be triggered by processing a specially crafted XCOFF object file, potentially leading to information disclosure or application denial of service. The vulnerability requires local user interaction with untrusted files. Red Hat has issued an advisory for affected binutils packages but has not yet provided a fix. Mitigations are currently unavailable or do not meet Red Hat's criteria for deployment.

Affected software

redhat/binutils
pkg:rpm/redhat/binutils
Affected versions
=2.45.1-5.1.hum1

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AI-Powered Analysis

Machine-generated threat intelligence

AILast updated: 08/09/2026, 15:52:54 UTC

Technical Analysis

The Red Hat Hardened Images RPMs include binutils packages affected by multiple vulnerabilities including CVE-2026-3441, a heap-based buffer overflow in the bfd linker. This flaw allows an attacker to cause an out-of-bounds read when processing a specially crafted XCOFF object file, potentially exposing sensitive information or causing application crashes. Exploitation requires a local attacker to convince a user to process malicious files, limiting the attack vector. Red Hat's advisory (RHSA-2026:33527) covers this and related CVEs but does not currently provide a patch. The vulnerability is classified under CWE-125 (Out-of-bounds Read) and CWE-122 (Heap-based Buffer Overflow).

Potential Impact

Successful exploitation can lead to disclosure of sensitive information such as cryptographic keys or memory addresses, which could aid further attacks. It can also cause application crashes resulting in denial of service. The attack requires local user interaction with crafted files, limiting remote exploitation. There are no known exploits in the wild at this time.

Mitigation Recommendations

Currently, no official fix or patch is available for these vulnerabilities in the affected binutils packages. Red Hat states that mitigations either do not exist or do not meet their criteria for ease of use, applicability, or stability. Users should avoid processing untrusted XCOFF object files with the affected binutils linker until a fix is released. Monitor Red Hat advisories for updates and apply patches once available.

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Technical Details

Gcve Source
db.gcve.eu
Csaf Category
csaf_security_advisory
Csaf Version
2.0
Publisher
Red Hat Product Security
Advisory Id
RHSA-2026:33527
Cve Count
4
Additional Cves
["CVE-2026-3442","CVE-2026-4647","CVE-2026-6846"]
Cvss Version
3.1

Threat ID: 6a44530627e9c79719919973

Added to database: 06/30/2026, 23:36:38 UTC

Last enriched: 08/09/2026, 15:52:54 UTC

Last updated: 08/14/2026, 12:41:09 UTC

Views: 152

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