CVE-2022-50074

CVE-2022-50074: vulnerability in Linux

apparmor: Fix memleak in aa_simple_write_to_buffer()

Published · Updated

3Vexday Risk Score

No sign of exploitation. No public exploitation artifact known so far.

ssvc Trackepss 0.2%
exploitation probability
0.2%top 92% of all CVEs
observed exploitation
nono source reports it
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
Linux · Linux
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References
https://git.kernel.org/stable/c/417ea9fe972d2654a268ad66e89c8fcae67017c3https://git.kernel.org/stable/c/6500eb3a48ac221051b1791818a1ac74744ef617https://git.kernel.org/stable/c/6583edbf459de2e06b9759f264c0ae27e452b97ahttps://git.kernel.org/stable/c/7db182a2ebeefded86fea542fcc5d6a68bb77f58https://git.kernel.org/stable/c/8aab4295582eb397a125d2788b829fa62b88dbf7https://git.kernel.org/stable/c/bf7ebebce2c25071c719fd8a2f1307e0c243c2d7