Red Hat Security Advisory: mrtg security update
A local privilege escalation vulnerability exists in the Multi Router Traffic Grapher (MRTG) daemon due to symlink-following chown operations on the PID file path. This flaw allows a local attacker to manipulate the PID file path to escalate privileges. Red Hat has issued a security update for MRTG in Red Hat Enterprise Linux 8 to address this issue.
AI Analysis
Technical Summary
CVE-2026-72694 describes a local privilege escalation vulnerability in the MRTG daemon where symlink-following chown operations on the PID file path can be exploited by a local user to gain elevated privileges. The vulnerability is related to improper handling of symbolic links (CWE-59). Red Hat has released an important security update for MRTG in Red Hat Enterprise Linux 8, including Extended Life Cycle versions, to fix this issue. The advisory references Red Hat Security Advisory RHSA-2026:65832 and provides updated MRTG packages to remediate the vulnerability.
Potential Impact
A local attacker with access to the system can exploit the symlink-following chown flaw in the MRTG daemon to escalate privileges, potentially gaining higher-level access than intended. This could lead to unauthorized system modifications or control. The vulnerability is rated as important by Red Hat, indicating a significant security impact but not critical.
Mitigation Recommendations
Red Hat has released an official security update for MRTG in Red Hat Enterprise Linux 8 and Extended Life Cycle 8.10 versions. Users should apply the MRTG package update (version 2.17.7-1.el8_10.1) provided by Red Hat to remediate this vulnerability. Refer to the Red Hat advisory RHSA-2026:65832 and the update instructions at https://access.redhat.com/articles/11258 for detailed patching guidance.
Red Hat Security Advisory: mrtg security update
Description
A local privilege escalation vulnerability exists in the Multi Router Traffic Grapher (MRTG) daemon due to symlink-following chown operations on the PID file path. This flaw allows a local attacker to manipulate the PID file path to escalate privileges. Red Hat has issued a security update for MRTG in Red Hat Enterprise Linux 8 to address this issue.
Affected software
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Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
CVE-2026-72694 describes a local privilege escalation vulnerability in the MRTG daemon where symlink-following chown operations on the PID file path can be exploited by a local user to gain elevated privileges. The vulnerability is related to improper handling of symbolic links (CWE-59). Red Hat has released an important security update for MRTG in Red Hat Enterprise Linux 8, including Extended Life Cycle versions, to fix this issue. The advisory references Red Hat Security Advisory RHSA-2026:65832 and provides updated MRTG packages to remediate the vulnerability.
Potential Impact
A local attacker with access to the system can exploit the symlink-following chown flaw in the MRTG daemon to escalate privileges, potentially gaining higher-level access than intended. This could lead to unauthorized system modifications or control. The vulnerability is rated as important by Red Hat, indicating a significant security impact but not critical.
Mitigation Recommendations
Red Hat has released an official security update for MRTG in Red Hat Enterprise Linux 8 and Extended Life Cycle 8.10 versions. Users should apply the MRTG package update (version 2.17.7-1.el8_10.1) provided by Red Hat to remediate this vulnerability. Refer to the Red Hat advisory RHSA-2026:65832 and the update instructions at https://access.redhat.com/articles/11258 for detailed patching guidance.
Technical Details
- Gcve Source
- db.gcve.eu
- Csaf Category
- csaf_security_advisory
- Csaf Version
- 2.0
- Publisher
- Red Hat Product Security
- Advisory Id
- RHSA-2026:65832
- Cve Count
- 1
- Additional Cves
- []
- Cvss Version
- null
Threat ID: 6aa15f71acd9273b4961815f
Added to database: 09/09/2026, 13:30:25 UTC
Last enriched: 09/09/2026, 13:53:38 UTC
Last updated: 09/09/2026, 21:51:59 UTC
Views: 3
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