Red Hat Security Advisory: python-pyasn1 security update
Affects Red Hat python-pyasn1Source 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 published an official security update that fixes this vulnerability. Users of affected Red Hat Enterprise Linux 9.4 Update Services for SAP Solutions should apply the python-pyasn1 package update (version 0.4.8-6.el9_4.2) as provided in the Red Hat advisory RHSA-2026:59244. Refer to https://access.redhat.com/articles/11258 for update instructions. No additional mitigations are required beyond applying the official patch.
Description
A denial of service vulnerability exists in the python-pyasn1 library due to crafted ASN.1 REAL values. This issue affects Red Hat Enterprise Linux 9.4 Update Services for SAP Solutions and related variants. An update is available to address this vulnerability.