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7.8
CVSSv3

CVE-2020-29534

Published: 03/12/2020 Updated: 02/06/2021
CVSS v2 Base Score: 7.2 | Impact Score: 10 | Exploitability Score: 3.9
CVSS v3 Base Score: 7.8 | Impact Score: 5.9 | Exploitability Score: 1.8
VMScore: 641
Vector: AV:L/AC:L/Au:N/C:C/I:C/A:C
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Vulnerability Summary

An issue exists in the Linux kernel prior to 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.

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linux linux kernel

linux linux kernel 5.10

References

NVD-CWE-Otherhttps://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=0f2122045b946241a9e549c2a76cea54fa58a7ffhttps://bugs.chromium.org/p/project-zero/issues/detail?id=2089https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.9.3https://nvd.nist.gov
CVSSv3
CVSSv2
CVSSv3
VMScore
Recommendations:
CVE-2024-4671unauthorizedCVE-2024-4776CVE-2024-3407CVE-2024-26026CVE-2024-32888wirelessCVE-2024-4656template injection
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