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2294 articles · 160785 vulns · 36/41 feeds (7d)
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7.8
CVE-2026-43958
red hat · red hat enterprise linux

Rrdtool: rrdtool: stack buffer overflow allows local code execution or denial of service

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.

Affected Products

VendorProductVersions
red hatred hat enterprise linux—

References

  • https://access.redhat.com/security/cve/CVE-2026-43958(vdb-entry, x_refsource_REDHAT)
  • https://bugzilla.redhat.com/show_bug.cgi?id=2460932(issue-tracking, x_refsource_REDHAT)

Related News (2 articles)

Tier A
Microsoft MSRC1d ago
CVE-2026-43958 Rrdtool: rrdtool: stack buffer overflow allows local code execution or denial of service
→ No new info (linked only)
Tier C
VulDB6d ago
CVE-2026-43958 | Red Hat Enterprise Linux up to 10 rrdcached stack-based overflow
→ No new info (linked only)
CVSS 3.17.8 NONE
CISA KEV❌ No
Actively exploited❌ No
CWECWE-121
PublishedJun 1, 2026
Last enriched6d agov2
Trending Score32
Source articles2
Independent2
Info Completeness8/14
Missing: epss, kev, exploit, patch, iocs, mitre_attack

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NONECVE-2026-10533EXP
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NONECVE-2026-3238EXP
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LOWPRE-CVEEXP
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Verification

State: unverified
Confidence: 0%

Vulnerability Timeline

CVE Published
Jun 1, 2026
Discovered by ZDM
Jun 1, 2026
Updated: affectedVersions, severity
Jun 1, 2026

Version History

v2
Last enriched 6d ago
v2Tier C6d ago

Updated affected versions to include 6, 7, 8, 9, 10 and changed severity to CRITICAL.

affectedVersionsseverity
via VulDB
v16d ago

Initial creation