CVE-2024-56704: 9p/xen: fix release of IRQ
First published: Sat Dec 28 2024(Updated: )
In the Linux kernel, the following vulnerability has been resolved: 9p/xen: fix release of IRQ Kernel logs indicate an IRQ was double-freed. Pass correct device ID during IRQ release. [Dominique: remove confusing variable reset to 0]
Credit: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Linux Kernel | >=4.12<4.19.325 | |
| Linux Kernel | >=4.20<5.4.287 | |
| Linux Kernel | >=5.5<5.10.231 | |
| Linux Kernel | >=5.11<5.15.174 | |
| Linux Kernel | >=5.16<6.1.120 | |
| Linux Kernel | >=6.2<6.6.64 | |
| Linux Kernel | >=6.7<6.11.11 | |
| Linux Kernel | >=6.12<6.12.2 | |
| debian/linux | <=5.10.223-1<=5.10.226-1 | 6.1.123-1 6.1.128-1 6.12.12-1 6.12.15-1 |
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Reference Links
- https://git.kernel.org/stable/c/692eb06703afc3e24d889d77e94a0e20229f6a4a
- https://git.kernel.org/stable/c/d74b4b297097bd361b8a9abfde9b521ff464ea9c
- https://git.kernel.org/stable/c/7f5a2ed5c1810661e6b03f5a4ebf17682cdea850
- https://git.kernel.org/stable/c/4950408793b118cb8075bcee1f033b543fb719fa
- https://git.kernel.org/stable/c/b9e26059664bd9ebc64a0e8f5216266fc9f84265
- https://git.kernel.org/stable/c/2bb3ee1bf237557daea1d58007d2e1d4a6502ccf
- https://git.kernel.org/stable/c/d888f5f5d76b2722c267e6bdf51d445d60647b7b
- https://git.kernel.org/stable/c/530bc9f03a102fac95b07cda513bfc16ff69e0ee
- https://git.kernel.org/stable/c/e43c608f40c065b30964f0a806348062991b802d
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2024-56704
- https://nvd.nist.gov/vuln/detail/CVE-2024-56704
- https://launchpad.net/bugs/cve/CVE-2024-56704
- https://security-tracker.debian.org/tracker/CVE-2024-56704
- https://ubuntu.com/security/CVE-2024-56704
- https://git.kernel.org/linus/e43c608f40c065b30964f0a806348062991b802d
Frequently Asked Questions
What is the severity of CVE-2024-56704?
The severity of CVE-2024-56704 is categorized as moderate due to the risk of IRQ double-freed issues leading to possible system instability.
How do I fix CVE-2024-56704?
To fix CVE-2024-56704, you should update your Linux kernel to the latest stable version that contains the patch for this vulnerability.
Which versions of the Linux kernel are affected by CVE-2024-56704?
CVE-2024-56704 affects Linux kernel versions from 4.12 to 6.12.x, excluding patched versions.
What systems are impacted by CVE-2024-56704?
Systems running affected versions of the Linux kernel, particularly those utilizing the 9p file system, are impacted by CVE-2024-56704.
Is CVE-2024-56704 a remote exploit?
CVE-2024-56704 is not directly classified as a remote exploit, as it primarily involves local system vulnerabilities related to IRQ handling.
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