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CVE-2020-29534

CVE-2020-29534

EPSS 0.5%
An issue was discovered in the Linux kernel before 5.9.3. io_uring takes a non-refcounted reference to the files_struct of the process that submitted a request, causing execve() to incorrectly optimize unshare_fd(), aka CID-0f2122045b94.
Affected products
n/a · n/a

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References
https://bugs.chromium.org/p/project-zero/issues/detail?id=2089https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.9.3https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=0f2122045b946241a9e549c2a76cea54fa58a7ff