CVE-2015-8539 — Vulnetix

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CVE-2015-8539 PUBLISHED

The KEYS subsystem in the Linux kernel before 4.4 allows local users to gain privileges or cause a denial of service (BUG) via crafted keyctl commands that negatively instantiate a key, related to security/keys/encrypted-keys/encrypted.c, security/keys/trusted.c, and security/keys/user_defined.c.

EPSS 0.07% · 21.6th percentile

Risk Scores

EPSS Score

0.07%

21.6th percentile

Affected Products

Vendor	Product	Versions
Ubuntu:14.04:LTS	linux	0, 3.11.0-12.19, 3.12.0-1.3

Timeline

Feb 7, 2016 CVE Published
Feb 4, 2022 EPSS Score
Mar 28, 2022 EPSS Score
May 19, 2022 EPSS Score
Jul 10, 2022 EPSS Score
Sep 1, 2022 EPSS Score
Oct 23, 2022 EPSS Score
Dec 14, 2022 EPSS Score
Feb 4, 2023 EPSS Score
Mar 7, 2023 EPSS Score
Mar 28, 2023 EPSS Score
May 19, 2023 EPSS Score

References

https://ubuntu.com/security/CVE-2015-8539 third-party-advisory
https://bugzilla.redhat.com/show_bug.cgi?id=1284450 third-party-advisory
http://www.openwall.com/lists/oss-security/2015/12/09/1 third-party-advisory
https://ubuntu.com/security/notices/USN-3798-1 vendor-advisory
https://ubuntu.com/security/notices/USN-3798-2 vendor-advisory
https://www.cve.org/CVERecord?id=CVE-2015-8539 third-party-advisory

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