CVE-2024-26581: netfilter: nft_set_rbtree: skip end interval element from gc
First published: Tue Feb 20 2024(Updated: )
In the Linux kernel, the following vulnerability has been resolved: netfilter: nft_set_rbtree: skip end interval element from gc rbtree lazy gc on insert might collect an end interval element that has been just added in this transactions, skip end interval elements that are not yet active.
Credit: 416baaa9-dc9f-4396-8d5f-8c081fb06d67 416baaa9-dc9f-4396-8d5f-8c081fb06d67
| Affected Software | Affected Version | How to fix |
|---|---|---|
| redhat/kernel | <6.1.78 | 6.1.78 |
| Linux Kernel | <5.4.269 | |
| Linux Kernel | >=5.5.0<5.10.210 | |
| Linux Kernel | >=5.11.0<5.15.149 | |
| Linux Kernel | >=5.16.0<6.1.78 | |
| Linux Kernel | >=6.2.0<6.6.17 | |
| Linux Kernel | >=6.7.0<6.7.5 | |
| debian/linux | 5.10.223-1 5.10.226-1 6.1.123-1 6.1.128-1 6.12.12-1 6.12.13-1 |
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Reference Links
- https://git.kernel.org/stable/c/10e9cb39313627f2eae4cd70c4b742074e998fd8
- https://git.kernel.org/stable/c/1296c110c5a0b45a8fcf58e7d18bc5da61a565cb
- https://git.kernel.org/stable/c/2bab493a5624444ec6e648ad0d55a362bcb4c003
- https://git.kernel.org/stable/c/4cee42fcf54fec46b344681e7cc4f234bb22f85a
- https://git.kernel.org/stable/c/60c0c230c6f046da536d3df8b39a20b9a9fd6af0
- https://git.kernel.org/stable/c/6eb14441f10602fa1cf691da9d685718b68b78a9
- https://git.kernel.org/stable/c/b734f7a47aeb32a5ba298e4ccc16bb0c52b6dbf7
- https://git.kernel.org/stable/c/c60d252949caf9aba537525195edae6bbabc35eb
- https://launchpad.net/bugs/cve/CVE-2024-26581
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=2265186
- https://access.redhat.com/security/cve/CVE-2024-26581
- https://access.redhat.com/errata/RHSA-2024:4823
- https://access.redhat.com/errata/RHSA-2024:4831
- https://access.redhat.com/errata/RHSA-2024:5928
- https://bugzilla.redhat.com/show_bug.cgi?id=2265185
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2024-26581
- https://nvd.nist.gov/vuln/detail/CVE-2024-26581
- https://security-tracker.debian.org/tracker/CVE-2024-26581
- https://ubuntu.com/security/CVE-2024-26581
- https://git.kernel.org/linus/60c0c230c6f046da536d3df8b39a20b9a9fd6af0
Frequently Asked Questions
What is the severity of CVE-2024-26581?
CVE-2024-26581 has been classified with a medium severity level due to its potential impact on the Linux kernel's netfilter functionality.
How do I fix CVE-2024-26581?
To fix CVE-2024-26581, upgrade the Linux kernel to version 6.1.78 or later for affected Red Hat distributions, or apply available patches for Debian-based systems.
Which versions of the Linux kernel are affected by CVE-2024-26581?
CVE-2024-26581 affects Linux kernel versions between 5.4.269 and 6.1.78, as well as several subranges within those versions.
Is there a workaround for CVE-2024-26581?
No specific workarounds have been documented for CVE-2024-26581, so upgrading is the recommended course of action.
Can CVE-2024-26581 be exploited remotely?
CVE-2024-26581 could potentially be exploited remotely depending on the specific usage of affected systems within a network.
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