CVE-2022-0742

Memory leak in ICMP6 in Linux Kernel

Description

Memory leak in icmp6 implementation in Linux Kernel 5.13+ allows a remote attacker to DoS a host by making it go out-of-memory via icmp6 packets of type 130 or 131. We recommend upgrading past commit 2d3916f3189172d5c69d33065c3c21119fe539fc.

Categories

9.1
CVSS
Severity: Critical
CVSS 3.1 •
CVSS 2.0 •
EPSS 1.48% Top 25%
Vendor Advisory kernel.org
Affected: Linux Kernel
Published at:
Updated at:

References

Link Tags
https://www.openwall.com/lists/oss-security/2022/03/15/3 third party advisory mailing list
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=2d3916f3189172d5c69d33065c3c21119fe539fc patch vendor advisory
https://security.netapp.com/advisory/ntap-20220425-0001/ third party advisory

Frequently Asked Questions

What is the severity of CVE-2022-0742?
CVE-2022-0742 has been scored as a critical severity vulnerability.
How to fix CVE-2022-0742?
To fix CVE-2022-0742, 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-2022-0742 being actively exploited in the wild?
It is possible that CVE-2022-0742 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~1% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2022-0742?
CVE-2022-0742 affects Linux Kernel.
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