Vulnerability Description
A flaw was found in rrdcached, a component of rrdtool. A local attacker with access to a rrdcached socket can exploit a stack-based buffer overflow by sending an oversized CREATE request. This vulnerability can lead to a denial of service by crashing the daemon or potentially allow for arbitrary code execution, impacting the integrity and confidentiality of data.
CVSS Score
HIGH
Related Weaknesses (CWE)
References
- https://access.redhat.com/errata/RHSA-2026:33731
- https://access.redhat.com/errata/RHSA-2026:34155
- https://access.redhat.com/errata/RHSA-2026:34156
- https://access.redhat.com/security/cve/CVE-2026-43958
- https://bugzilla.redhat.com/show_bug.cgi?id=2460932
FAQ
What is CVE-2026-43958?
CVE-2026-43958 is a vulnerability with a CVSS score of 7.8 (HIGH). A flaw was found in rrdcached, a component of rrdtool. A local attacker with access to a rrdcached socket can exploit a stack-based buffer overflow by sending an oversized CREATE request. This vulnera...
How severe is CVE-2026-43958?
CVE-2026-43958 has been rated HIGH with a CVSS base score of 7.8/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2026-43958?
Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.