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VulnerabilityPublished Updated

CVE-2024-57900: Linux kernel · ila: serialize calls to nf_register_net_hooks()

Affects Linux kernelSource GCVE Database

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Not known to be exploited · CVSS 7.8 High · fixed in 5.4.0-1142.152~18.04.1 : patch Linux kernel soon.

Data as of 6 Nov 2026, 15:11 UTC

CVSS 3.1 base score
7.8High
How severe the flaw is on the 0–10 CVSS scale.
Patch
Available – fixed in 5.4.0-1142.152~18.04.1, 5.4.0-1147.154~18.04.1, 5.4.0-1145.154~18.04.1 +84
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 15 Jan 2025

  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 24.04 LTSlinuxpkg:deb/ubuntu/linux?arch=source&distro=nobleOther threatsAffected
  • <6.8.0-60.63
Fixed in
  • 6.8.0-60.63
Ubuntu 24.04 LTSlinux-awspkg:deb/ubuntu/linux-aws?arch=source&distro=nobleOther threatsAffected
  • <6.8.0-1029.31
Fixed in
  • 6.8.0-1029.31
Ubuntu 24.04 LTSlinux-azurepkg:deb/ubuntu/linux-azure?arch=source&distro=nobleOther threatsAffected
  • <6.8.0-1029.34
Fixed in
  • 6.8.0-1029.34
Ubuntu 24.04 LTSlinux-azure-6.11pkg:deb/ubuntu/linux-azure-6.11?arch=source&distro=nobleOther threatsAffected
  • <6.11.0-1012.12~24.04.1
Fixed in
  • 6.11.0-1012.12~24.04.1
Ubuntu 24.04 LTSlinux-azure-nvidiapkg:deb/ubuntu/linux-azure-nvidia?arch=source&distro=nobleOther threatsAffected
  • <6.8.0-1016.17
Fixed in
  • 6.8.0-1016.17
Ubuntu 24.04 LTSlinux-gcppkg:deb/ubuntu/linux-gcp?arch=source&distro=nobleOther threatsAffected
  • <6.8.0-1030.32
Fixed in
  • 6.8.0-1030.32

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 incorporated into multiple fixed Linux kernel versions, including 5.4.0-1142.152~18.04.1 and later. Users and administrators should update their Linux kernel packages to these fixed versions or later to remediate this vulnerability. The vendor advisory from Ubuntu confirms the availability of these fixes in their security updates. No additional mitigation steps are required beyond applying the official patches.

Description

CVE-2024-57900 is a race condition vulnerability in the Linux kernel's ila subsystem related to concurrent calls to nf_register_net_hooks(). This flaw was identified by syzbot as a race in ila_add_mapping(), causing use-after-free bugs. The issue was addressed by adding a mutex to serialize calls to nf_register_net_hooks(), preventing concurrent execution. The vulnerability affects multiple Linux kernel versions, particularly in the 4.x and 5.4.x series, and has been fixed in later releases. The flaw has a high severity with a CVSS score of 7.8, impacting confidentiality, integrity, and availability. Ubuntu has released security updates that include this fix as part of a broader Linux kernel security update.

References

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