medium5.5
CVE-2022-50074
In the Linux kernel, the following vulnerability has been resolved: apparmor: Fix memleak in aa_simple_write_to_buffer() When copy_from_user failed, the memory…
Impact
In the Linux kernel, the following vulnerability has been resolved: apparmor: Fix memleak in aa_simple_write_to_buffer() When copy_from_user failed, the memory is freed by kvfree. however the management struct and data blob are allocated independently, so only kvfree(data) cause a memleak issue here. Use aa_put_loaddata(data) to fix this issue.
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| Linux | Linux Kernel | from 4.17 before 4.19.256 from 4.20 before 5.4.211 from 5.5 before 5.10.138 from 5.11 before 5.15.63 from 5.16 before 5.19.4 |
Weakness classification
References
- NVD record
- CVE.org record
- https://git.kernel.org/stable/c/417ea9fe972d2654a268ad66e89c8fcae67017c3
- https://git.kernel.org/stable/c/6500eb3a48ac221051b1791818a1ac74744ef617
- https://git.kernel.org/stable/c/6583edbf459de2e06b9759f264c0ae27e452b97a
- https://git.kernel.org/stable/c/7db182a2ebeefded86fea542fcc5d6a68bb77f58
- https://git.kernel.org/stable/c/8aab4295582eb397a125d2788b829fa62b88dbf7
- https://git.kernel.org/stable/c/bf7ebebce2c25071c719fd8a2f1307e0c243c2d7