CVE-2024-26782: mptcp: fix double-free on socket dismantle
First published: Thu Apr 04 2024(Updated: )
In the Linux kernel, the following vulnerability has been resolved: mptcp: fix double-free on socket dismantle The Linux kernel CVE team has assigned <a href="https://access.redhat.com/security/cve/CVE-2024-26782">CVE-2024-26782</a> to this issue. Upstream advisory: <a href="https://lore.kernel.org/linux-cve-announce/2024040458-CVE-2024-26782-71ca@gregkh/T">https://lore.kernel.org/linux-cve-announce/2024040458-CVE-2024-26782-71ca@gregkh/T</a>
Credit: 416baaa9-dc9f-4396-8d5f-8c081fb06d67 416baaa9-dc9f-4396-8d5f-8c081fb06d67
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Linux Kernel | >=5.6<5.10.212 | |
| Linux Kernel | >=5.11<5.15.151 | |
| Linux Kernel | >=5.16<6.1.81 | |
| Linux Kernel | >=6.2<6.6.21 | |
| Linux Kernel | >=6.7<6.7.9 | |
| 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 | |
| redhat/kernel | <5.10.212 | 5.10.212 |
| redhat/kernel | <5.15.151 | 5.15.151 |
| redhat/kernel | <6.1.81 | 6.1.81 |
| redhat/kernel | <6.6.21 | 6.6.21 |
| redhat/kernel | <6.7.9 | 6.7.9 |
| redhat/kernel | <6.8 | 6.8 |
| debian/linux | 5.10.223-1 5.10.234-1 6.1.129-1 6.1.135-1 6.12.22-1 6.12.25-1 |
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Reference Links
- https://git.kernel.org/stable/c/10048689def7e40a4405acda16fdc6477d4ecc5c
- https://git.kernel.org/stable/c/4a4eeb6912538c2d0b158e8d11b62d96c1dada4e
- https://git.kernel.org/stable/c/85933e80d077c9ae2227226beb86c22f464059cc
- https://git.kernel.org/stable/c/ce0809ada38dca8d6d41bb57ab40494855c30582
- https://git.kernel.org/stable/c/d93fd40c62397326046902a2c5cb75af50882a85
- https://git.kernel.org/stable/c/f74362a004225df935863dea6eb7d82daaa5b16e
- https://launchpad.net/bugs/cve/CVE-2024-26782
- https://access.redhat.com/security/cve/CVE-2024-26782
- https://lore.kernel.org/linux-cve-announce/2024040458-CVE-2024-26782-71ca@gregkh/T
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=2273469
- https://access.redhat.com/errata/RHSA-2024:9315
- https://bugzilla.redhat.com/show_bug.cgi?id=2273468
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2024-26782
- https://nvd.nist.gov/vuln/detail/CVE-2024-26782
- https://security-tracker.debian.org/tracker/CVE-2024-26782
- https://ubuntu.com/security/CVE-2024-26782
- https://lists.debian.org/debian-lts-announce/2024/06/msg00017.html
- https://git.kernel.org/linus/10048689def7e40a4405acda16fdc6477d4ecc5c
Frequently Asked Questions
What is the severity of CVE-2024-26782?
CVE-2024-26782 has a severity rating that may vary but indicates a critical concern due to the potential for a double-free vulnerability in the Linux kernel.
How do I fix CVE-2024-26782?
To fix CVE-2024-26782, update the Linux kernel to at least versions 5.10.223-1, 5.15.151, 6.1.123-1, or newer versions as specified in the advisory.
What systems are affected by CVE-2024-26782?
CVE-2024-26782 affects various versions of the Linux kernel, specifically those before 5.10.212, 5.15.151, 6.1.81, and 6.6.21.
Can CVE-2024-26782 be exploited remotely?
Yes, CVE-2024-26782 could potentially be exploited remotely under certain conditions, which makes its resolution critical.
Is there a workaround for CVE-2024-26782?
Currently, the recommended solution for CVE-2024-26782 is to apply the latest security updates rather than relying on any workaround.
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