Red Hat Security Advisory: resource-agents security update
Affects Red Hat resource-agentsSource GCVE Database
Not known to be exploited.
Data as of 30 Oct 2026, 11:52 UTC
Rated by Threat Radar · CVSS not yet scored by NVD
- EPSS
- 0.6% chance of exploitation in 30 days – higher than 49% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
Exploitation evidence
Disclosed: evidence found.
CVE published 25 Aug 2026
Detectable: no evidence on record.
No public nuclei template indexed
Weaponized: no evidence on record.
No public exploit code indexed in Metasploit or Exploit-DB
Exploited in the wildExploited: no evidence on record.
Not in CISA KEV and no source reports exploitation
Observed by OffSeq MirageSeen by Mirage: no evidence on record.
No attack traffic recorded by OffSeq Mirage sensors
A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 30 Oct 2026.
What to do
AI-suggested
Red Hat has released updated resource-agents packages that fix this vulnerability. Users of affected Red Hat Enterprise Linux 7 Extended Life Cycle Support variants should apply the security update as described in Red Hat advisory RHSA-2026:59329 and the referenced update article (https://access.redhat.com/articles/11258). Applying the official update fully mitigates the issue. No additional or alternative mitigations are indicated by the vendor.
Description
A security update for the resource-agents packages in Red Hat Enterprise Linux addresses a denial of service vulnerability in the pyasn1 library. The flaw (CVE-2026-59886) involves crafted ASN.1 REAL values that can cause a denial of service. The resource-agents scripts support high-availability environments by interfacing with service managers like Pacemaker and RGManager. This update is rated as important by Red Hat Product Security and applies to Extended Life Cycle Support 7 versions of Red Hat Enterprise Linux for various architectures and specialized editions.