CVE-2026-43958

Discovered by AISLEPUBLISHEDCWE-121

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 Base Scores

CVSS v3.1(Primary)
7.8

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Affected Products

VendorProductVersionStatus
Red HatRed Hat Enterprise Linux 100:1.8.0-21.el10_2unaffected
Red HatRed Hat Enterprise Linux 100:1.7.0-17.el8_10
Red HatRed Hat Enterprise Linux 100:1.7.2-22.el9_8
Red HatRed Hat Enterprise Linux 80:1.8.0-21.el10_2unaffected
Red HatRed Hat Enterprise Linux 80:1.7.0-17.el8_10
Red HatRed Hat Enterprise Linux 80:1.7.2-22.el9_8
Red HatRed Hat Enterprise Linux 90:1.8.0-21.el10_2unaffected
Red HatRed Hat Enterprise Linux 90:1.7.0-17.el8_10
Red HatRed Hat Enterprise Linux 90:1.7.2-22.el9_8
Red HatRed Hat Enterprise Linux 60:1.8.0-21.el10_2unaffected
Red HatRed Hat Enterprise Linux 60:1.7.0-17.el8_10
Red HatRed Hat Enterprise Linux 60:1.7.2-22.el9_8
Red HatRed Hat Enterprise Linux 70:1.8.0-21.el10_2unaffected
Red HatRed Hat Enterprise Linux 70:1.7.0-17.el8_10
Red HatRed Hat Enterprise Linux 70:1.7.2-22.el9_8

Credits

  • Red Hat would like to thank AISLE Research for reporting this issue.

References