CVE-2022-2585

low-risk
Published 2024-01-08

It was discovered that when exec'ing from a non-leader thread, armed POSIX CPU timers would be left on a list but freed, leading to a use-after-free.

Do I need to act?

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0.41% chance of exploitation
EPSS score — low exploit probability
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Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
5
CVSS 5.3/10 Medium
LOCAL / HIGH complexity

Affected Products (3)

Affected Vendors

Linux Canonical

References (14)

Third Party Advisory https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-2585
Mailing List https://lore.kernel.org/lkml/20220809170751.164716-1-cascardo@canonical.com/T/#u
Third Party Advisory https://ubuntu.com/security/notices/USN-5564-1
Third Party Advisory https://ubuntu.com/security/notices/USN-5565-1
Third Party Advisory https://ubuntu.com/security/notices/USN-5566-1
Third Party Advisory https://ubuntu.com/security/notices/USN-5567-1
Mailing List https://www.openwall.com/lists/oss-security/2022/08/09/7
Third Party Advisory https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-2585
Mailing List https://lore.kernel.org/lkml/20220809170751.164716-1-cascardo@canonical.com/T/#u
Third Party Advisory https://ubuntu.com/security/notices/USN-5564-1
Third Party Advisory https://ubuntu.com/security/notices/USN-5565-1
Third Party Advisory https://ubuntu.com/security/notices/USN-5566-1
Third Party Advisory https://ubuntu.com/security/notices/USN-5567-1
Mailing List https://www.openwall.com/lists/oss-security/2022/08/09/7
25
/ 100
low-risk
Severity 14/34 · Moderate
Exploitability 2/34 · Minimal
Exposure 9/34 · Low