CVE-2024-26851: netfilter: nf_conntrack_h323: Add protection for bmp length out of range
First published: Wed Apr 17 2024(Updated: )
In the Linux kernel, the following vulnerability has been resolved: netfilter: nf_conntrack_h323: Add protection for bmp length out of range The Linux kernel CVE team has assigned <a href="https://access.redhat.com/security/cve/CVE-2024-26851">CVE-2024-26851</a> to this issue. Upstream advisory: <a href="https://lore.kernel.org/linux-cve-announce/2024041723-CVE-2024-26851-4652@gregkh/T">https://lore.kernel.org/linux-cve-announce/2024041723-CVE-2024-26851-4652@gregkh/T</a>
Credit: 416baaa9-dc9f-4396-8d5f-8c081fb06d67 416baaa9-dc9f-4396-8d5f-8c081fb06d67
| Affected Software | Affected Version | How to fix |
|---|---|---|
| redhat/kernel | <4.19.310 | 4.19.310 |
| redhat/kernel | <5.4.272 | 5.4.272 |
| redhat/kernel | <5.10.213 | 5.10.213 |
| redhat/kernel | <5.15.152 | 5.15.152 |
| redhat/kernel | <6.1.82 | 6.1.82 |
| redhat/kernel | <6.6.22 | 6.6.22 |
| redhat/kernel | <6.7.10 | 6.7.10 |
| redhat/kernel | <6.8 | 6.8 |
| debian/linux | 5.10.223-1 5.10.234-1 6.1.129-1 6.1.128-1 6.12.20-1 6.12.21-1 | |
| Linux Kernel | >=2.6.17<4.19.310 | |
| Linux Kernel | >=4.20<5.4.272 | |
| Linux Kernel | >=5.5<5.10.213 | |
| Linux Kernel | >=5.11<5.15.152 | |
| Linux Kernel | >=5.16<6.1.82 | |
| Linux Kernel | >=6.2<6.6.22 | |
| Linux Kernel | >=6.7<6.7.10 | |
| Linux Kernel | =6.8-rc1 | |
| Linux Kernel | =6.8-rc2 | |
| Linux Kernel | =6.8-rc3 | |
| Linux Kernel | =6.8-rc4 | |
| Linux Kernel | =6.8-rc5 | |
| Linux Kernel | =6.8-rc6 | |
| Debian Linux | =10.0 |
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Reference Links
- https://git.kernel.org/stable/c/014a807f1cc9c9d5173c1cd935835553b00d211c
- https://git.kernel.org/stable/c/39001e3c42000e7c2038717af0d33c32319ad591
- https://git.kernel.org/stable/c/4bafcc43baf7bcf93566394dbd15726b5b456b7a
- https://git.kernel.org/stable/c/767146637efc528b5e3d31297df115e85a2fd362
- https://git.kernel.org/stable/c/80ee5054435a11c87c9a4f30f1ff750080c96416
- https://git.kernel.org/stable/c/98db42191329c679f4ca52bec0b319689e1ad8cb
- https://git.kernel.org/stable/c/b3c0f553820516ad4b62a9390ecd28d6f73a7b13
- https://git.kernel.org/stable/c/ccd1108b16ab572d9bf635586b0925635dbd6bbc
- https://launchpad.net/bugs/cve/CVE-2024-26851
- https://lists.debian.org/debian-lts-announce/2024/06/msg00017.html
- https://lists.debian.org/debian-lts-announce/2024/06/msg00020.html
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2024-26851
- https://nvd.nist.gov/vuln/detail/CVE-2024-26851
- https://security-tracker.debian.org/tracker/CVE-2024-26851
- https://ubuntu.com/security/CVE-2024-26851
- https://git.kernel.org/linus/767146637efc528b5e3d31297df115e85a2fd362
- https://access.redhat.com/security/cve/CVE-2024-26851
- https://lore.kernel.org/linux-cve-announce/2024041723-CVE-2024-26851-4652@gregkh/T
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=2275751
- https://access.redhat.com/errata/RHSA-2024:6993
- https://access.redhat.com/errata/RHSA-2024:8870
- https://access.redhat.com/errata/RHSA-2024:8856
- https://access.redhat.com/errata/RHSA-2025:3215
- https://bugzilla.redhat.com/show_bug.cgi?id=2275750
Frequently Asked Questions
What is the severity of CVE-2024-26851?
CVE-2024-26851 has a medium severity rating due to the potential for denial of service attacks via exploit attempts.
How do I fix CVE-2024-26851?
To fix CVE-2024-26851, upgrade the Linux kernel to a version that is not affected, such as 4.19.310 or later versions specified by your distribution.
What are the affected Linux kernel versions for CVE-2024-26851?
CVE-2024-26851 affects multiple Linux kernel versions, including but not limited to 4.19.x, 5.4.x, 5.10.x, 5.15.x, 6.1.x, and 6.6.x.
Is there a patch available for CVE-2024-26851?
Yes, a patch for CVE-2024-26851 is available as part of the kernel updates provided by Red Hat and Debian.
What types of systems are vulnerable to CVE-2024-26851?
Systems running affected versions of the Linux kernel, particularly those utilizing netfilter and related networking features, are vulnerable to CVE-2024-26851.
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