CVE-2022-0995

high-risk
Published 2022-03-25

An out-of-bounds (OOB) memory write flaw was found in the Linux kernel’s watch_queue event notification subsystem. This flaw can overwrite parts of the kernel state, potentially allowing a local user to gain privileged access or cause a denial of service on the system.

Do I need to act?

!
15.2% chance of exploitation in next 30 days
EPSS score — higher than 85% of all CVEs
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Not on CISA KEV list
No confirmed active exploitation reported to CISA
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Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
7
CVSS 7.8/10 High
LOCAL / LOW complexity

Affected Products (20)

Affected Vendors

Linux Fedoraproject Netapp

References (10)

Exploit http://packetstormsecurity.com/files/166770/Linux-watch_queue-Filter-Out-Of-Boun...
Exploit http://packetstormsecurity.com/files/166815/Watch-Queue-Out-Of-Bounds-Write.html
Issue Tracking https://bugzilla.redhat.com/show_bug.cgi?id=2063786
Patch https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=93...
Third Party Advisory https://security.netapp.com/advisory/ntap-20220429-0001/
Exploit http://packetstormsecurity.com/files/166770/Linux-watch_queue-Filter-Out-Of-Boun...
Exploit http://packetstormsecurity.com/files/166815/Watch-Queue-Out-Of-Bounds-Write.html
Issue Tracking https://bugzilla.redhat.com/show_bug.cgi?id=2063786
Patch https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=93...
Third Party Advisory https://security.netapp.com/advisory/ntap-20220429-0001/
57
/ 100
high-risk
Severity 24/34 · High
Exploitability 13/34 · Low
Exposure 20/34 · Moderate