CVE-2021-47122: net: caif: fix memory leak in caif_device_notify
First published: Fri Mar 15 2024(Updated: )
In the Linux kernel, the following vulnerability has been resolved: net: caif: fix memory leak in caif_device_notify In case of caif_enroll_dev() fail, allocated link_support won't be assigned to the corresponding structure. So simply free allocated pointer in case of error
Credit: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Linux Linux kernel | >=3.3<4.4.272 | |
| Linux Linux kernel | >=4.5<4.9.272 | |
| Linux Linux kernel | >=4.10<4.14.236 | |
| Linux Linux kernel | >=4.15<4.19.194 | |
| Linux Linux kernel | >=4.20<5.4.125 | |
| Linux Linux kernel | >=5.5<5.10.43 | |
| Linux Linux kernel | >=5.11<5.12.10 | |
| Linux Linux kernel | =5.13-rc1 | |
| Linux Linux kernel | =5.13-rc2 | |
| Linux Linux kernel | =5.13-rc3 | |
| Linux Linux kernel | =5.13-rc4 |
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Reference Links
- https://git.kernel.org/stable/c/b042e2b2039565eb8f0eb51c14fbe1ef463c8cd8
- https://git.kernel.org/stable/c/9348c1f10932f13b299cbc8b1bd5f780751fae49
- https://git.kernel.org/stable/c/4bca2034b41c15b62d47a19158bb76235fd4455d
- https://git.kernel.org/stable/c/3be863c11cab725add9fef4237ed4e232c3fc3bb
- https://git.kernel.org/stable/c/f52f4fd67264c70cd0b4ba326962ebe12d9cba94
- https://git.kernel.org/stable/c/af2806345a37313f01b1c9f15e046745b8ee2daa
- https://git.kernel.org/stable/c/6a0e317f61094d377335547e015dd2ff12caf893
- https://git.kernel.org/stable/c/b53558a950a89824938e9811eddfc8efcd94e1bb
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- version/linux linux kernel/3.3
- version/linux linux kernel/4.5
- version/linux linux kernel/4.10
- version/linux linux kernel/4.15
- version/linux linux kernel/4.20
- version/linux linux kernel/5.5
- version/linux linux kernel/5.11
- version/linux linux kernel/5.13-rc1
- version/linux linux kernel/5.13-rc2
- version/linux linux kernel/5.13-rc3
- version/linux linux kernel/5.13-rc4