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6.5
CVSSv3

CVE-2020-29373

Published: 28/11/2020 Updated: 02/12/2020
CVSS v2 Base Score: 2.1 | Impact Score: 2.9 | Exploitability Score: 3.9
CVSS v3 Base Score: 6.5 | Impact Score: 4 | Exploitability Score: 2
VMScore: 187
Vector: AV:L/AC:L/Au:N/C:P/I:N/A:N

Vulnerability Summary

An issue exists in fs/io_uring.c in the Linux kernel prior to 5.6. It unsafely handles the root directory during path lookups, and thus a process inside a mount namespace can escape to unintended filesystem locations, aka CID-ff002b30181d.

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linux linux kernel

References

CWE-22https://bugs.chromium.org/p/project-zero/issues/detail?id=2011https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.6https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=ff002b30181d30cdfbca316dadd099c3ca0d739chttps://nvd.nist.gov
CVSSv3
CVSSv2
CVSSv3
VMScore
Recommendations:
CVE-2023-7073CVE-2024-5496CVE-2024-5495XPath injectionbypassCVE-2024-30043CVE-2024-24919denial of serviceCVE-2024-35468
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