Red Hat Security Advisory: cups security update
Description
A moderate severity vulnerability in the Common UNIX Printing System (CUPS) allows anonymous Print-Job requests to reach the 'lp' code execution over the network via a shared PostScript queue. This issue affects Red Hat Enterprise Linux versions 8 and 9 in specified ranges. A security update from Red Hat is available to address this vulnerability.
Affected software
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Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
CVE-2026-34980 is a vulnerability in OpenPrinting CUPS where a shared PostScript queue permits anonymous Print-Job requests to trigger code execution in the 'lp' component over the network. This flaw affects multiple Red Hat Enterprise Linux versions, including 8.x and 9.x releases. Red Hat has released a security update to fix this issue, which is rated as moderate severity by Red Hat Product Security.
Potential Impact
The vulnerability allows an unauthenticated attacker to send Print-Job requests that can lead to code execution in the 'lp' service over the network. This could potentially allow remote code execution, impacting system integrity and security on affected Red Hat Enterprise Linux systems.
Mitigation Recommendations
Red Hat has released an official security update that addresses this vulnerability. Users should apply the updated CUPS packages as detailed in Red Hat advisory RHSA-2026:36733 and the referenced article https://access.redhat.com/articles/11258. No additional mitigation steps are indicated by the vendor advisory.
Technical Details
- Gcve Source
- db.gcve.eu
- Csaf Category
- csaf_security_advisory
- Csaf Version
- 2.0
- Publisher
- Red Hat Product Security
- Advisory Id
- RHSA-2026:36733
- Cve Count
- 1
- State
- PUBLISHED
Threat ID: 6a4e6c4ac9d9e3dbe35644e9
Added to database: 07/08/2026, 15:27:06 UTC
Last enriched: 09/17/2026, 20:49:26 UTC
Last updated: 10/05/2026, 06:48:16 UTC
Views: 215
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