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CVE-2024-23849VulnerabilityPublished Updated

Linux azure:

Affects Linux kernelSource GCVE Database

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Authoritative record:CVE-2024-23849· Medium 5.5

Not known to be exploited · CVSS 5.5 Medium · fixed in 5.4.0-1124.134~18.04.1 : update Linux kernel when convenient.

Data as of 6 Nov 2026, 15:34 UTC

CVSS 3.1 base score
5.5Medium
How severe the flaw is on the 0–10 CVSS scale.
Patch
Available – fixed in 5.4.0-1124.134~18.04.1, 5.4.0-1129.136~18.04.1, 5.4.0-1128.137~18.04.1 +62
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 23 Jan 2024

  2. Detectable: no evidence on record.

    No public nuclei template indexed

  3. Weaponized: no evidence on record.

    No public exploit code indexed in Metasploit or Exploit-DB

  4. Exploited in the wild: no evidence on record.

    Not in CISA KEV and no source reports exploitation

  5. Observed by OffSeq 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 6 Nov 2026.

What to do

Upgrade to a fixed release listed under Affected software.

Affected software

ProductAffectedFixed in
Ubuntu Pro Realtime 24.04 LTSlinux-raspi-realtimepkg:deb/ubuntu/linux-raspi-realtime?arch=source&distro=realtime/nobleOther threatsAffected
  • <6.8.0-2001.1
Fixed in
  • 6.8.0-2001.1
Ubuntu 22.04 LTSlinuxpkg:deb/ubuntu/linux?arch=source&distro=jammyOther threatsAffected
  • <5.15.0-106.116
Fixed in
  • 5.15.0-106.116
Ubuntu 22.04 LTSlinux-allwinner-5.19pkg:deb/ubuntu/linux-allwinner-5.19?arch=source&distro=jammyOther threatsAffected
  • 5.19.0-1007.7~22.04.1 – 5.19.0-1015.15~22.04.1
8 affected builds
Fixed in–
Ubuntu 22.04 LTSlinux-awspkg:deb/ubuntu/linux-aws?arch=source&distro=jammyOther threatsAffected
  • <5.15.0-1061.67
Fixed in
  • 5.15.0-1061.67
Ubuntu 22.04 LTSlinux-aws-5.19pkg:deb/ubuntu/linux-aws-5.19?arch=source&distro=jammyOther threatsAffected
  • 5.19.0-1019.20~22.04.1 – 5.19.0-1029.30~22.04.1
10 affected builds
Fixed in–
Ubuntu 22.04 LTSlinux-aws-6.2pkg:deb/ubuntu/linux-aws-6.2?arch=source&distro=jammyOther threatsAffected
  • 6.2.0-1005.5~22.04.1 – 6.2.0-1018.18~22.04.1
14 affected builds
Fixed in–

Check your own hosts for these packages with threat-finder (opens in a new tab), our free open-source scanner.

AI-suggested

A patch is available and has been released in multiple linux-azure kernel versions including 5.4.0-1124.134~18.04.1 and later. Users should upgrade to these fixed kernel versions to remediate the vulnerability. No additional mitigation actions are required beyond applying the official fixes.

Description

CVE-2024-23849 is an off-by-one error vulnerability in the rds_recv_track_latency function within the net/rds/af_rds.c component of the Linux kernel up to version 6.7.1. This flaw results in an out-of-bounds access that can cause a denial of service (system crash). The issue affects specific linux-azure kernel versions and has been addressed in fixed releases. The vulnerability has a medium severity rating with a CVSS score of 5.5 and does not impact confidentiality or integrity but affects availability. No known exploits are reported in the wild.

References

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