CVE-2024-42280: mISDN: Fix a use after free in hfcmulti_tx()
First published: Sat Aug 17 2024(Updated: )
In the Linux kernel, the following vulnerability has been resolved: mISDN: Fix a use after free in hfcmulti_tx() Don't dereference *sp after calling dev_kfree_skb(*sp).
Credit: 416baaa9-dc9f-4396-8d5f-8c081fb06d67 416baaa9-dc9f-4396-8d5f-8c081fb06d67
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Linux Kernel | >=2.6.27<4.19.320 | |
| Linux Kernel | >=4.20<5.4.282 | |
| Linux Kernel | >=5.5<5.10.224 | |
| Linux Kernel | >=5.11<5.15.165 | |
| Linux Kernel | >=5.16<6.1.103 | |
| Linux Kernel | >=6.2<6.6.44 | |
| Linux Kernel | >=6.7<6.10.3 | |
| 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 |
| debian/linux-6.1 | 6.1.128-1~deb11u1 |
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Reference Links
- https://git.kernel.org/stable/c/4d8b642985ae24f4b3656438eb8489834a17bb80
- https://git.kernel.org/stable/c/61ab751451f5ebd0b98e02276a44e23a10110402
- https://git.kernel.org/stable/c/70db2c84631f50e02e6b32b543700699dd395803
- https://git.kernel.org/stable/c/7e4a539bca7d8d20f2c5d93c18cce8ef77cd78e0
- https://git.kernel.org/stable/c/8f4030277dfb9dbe04fd78566b19931097c9d629
- https://git.kernel.org/stable/c/9460ac3dd1ae033bc2b021a458fb535a0c36ddb2
- https://git.kernel.org/stable/c/d3e4d4a98c5629ccdcb762a0ff6c82ba9738a0c3
- https://git.kernel.org/stable/c/ddc79556641ee070d36be0de4a1f0a16a71f1fc7
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2024-42280
- https://nvd.nist.gov/vuln/detail/CVE-2024-42280
- https://launchpad.net/bugs/cve/CVE-2024-42280
- https://security-tracker.debian.org/tracker/CVE-2024-42280
- https://ubuntu.com/security/CVE-2024-42280
- https://git.kernel.org/linus/61ab751451f5ebd0b98e02276a44e23a10110402
Frequently Asked Questions
What is the severity of CVE-2024-42280?
CVE-2024-42280 has been classified as a medium severity vulnerability.
How do I fix CVE-2024-42280?
To fix CVE-2024-42280, update the Linux kernel to the latest version provided in the remediation list.
Which Linux kernel versions are affected by CVE-2024-42280?
CVE-2024-42280 affects various Linux kernel versions, including versions up to 5.10.223-1 and others as specified in the announcement.
What type of vulnerability is CVE-2024-42280?
CVE-2024-42280 is a use-after-free vulnerability within the mISDN subsystem of the Linux kernel.
Who is affected by CVE-2024-42280?
Users running affected versions of the Linux kernel, particularly those utilizing the mISDN feature, are at risk from CVE-2024-42280.
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