CVE-2022-0617

Public Exploit

Description

A flaw null pointer dereference in the Linux kernel UDF file system functionality was found in the way user triggers udf_file_write_iter function for the malicious UDF image. A local user could use this flaw to crash the system. Actual from Linux kernel 4.2-rc1 till 5.17-rc2.

Category

5.5
CVSS
Severity: Medium
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.02%
Vendor Advisory debian.org Vendor Advisory debian.org Vendor Advisory kernel.org Vendor Advisory kernel.org
Affected: n/a Kernel
Published at:
Updated at:

References

Link Tags
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=7fc3b7c2981bbd1047916ade327beccb90994eee exploit patch vendor advisory
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=ea8569194b43f0f01f0a84c689388542c7254a1f patch vendor advisory
https://lore.kernel.org/lkml/20220114172329.ygzry5rlz64ua2nr%40quack3.lan/T/
https://lists.debian.org/debian-lts-announce/2022/03/msg00011.html third party advisory mailing list
https://lists.debian.org/debian-lts-announce/2022/03/msg00012.html third party advisory mailing list
https://www.debian.org/security/2022/dsa-5095 third party advisory vendor advisory
https://www.debian.org/security/2022/dsa-5096 third party advisory vendor advisory
http://www.openwall.com/lists/oss-security/2022/04/13/2 mailing list third party advisory patch

Frequently Asked Questions

What is the severity of CVE-2022-0617?
CVE-2022-0617 has been scored as a medium severity vulnerability.
How to fix CVE-2022-0617?
To fix CVE-2022-0617, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2022-0617 being actively exploited in the wild?
It is possible that CVE-2022-0617 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2022-0617?
CVE-2022-0617 affects n/a Kernel.
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