Improper Locking Affecting kernel-devel package, versions <0:3.10.0-693.17.1.el7
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Test your applications- Snyk ID SNYK-RHEL7-KERNELDEVEL-5211465
- published 26 Jul 2021
- disclosed 9 Dec 2015
Introduced: 9 Dec 2015
CVE-2015-8539 Open this link in a new tabHow to fix?
Upgrade RHEL:7
kernel-devel
to version 0:3.10.0-693.17.1.el7 or higher.
This issue was patched in RHSA-2018:0151
.
NVD Description
Note: Versions mentioned in the description apply only to the upstream kernel-devel
package and not the kernel-devel
package as distributed by RHEL
.
See How to fix?
for RHEL:7
relevant fixed versions and status.
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.
References
- http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=096fe9eaea40a17e125569f9e657e34cdb6d73bd
- https://bugzilla.redhat.com/show_bug.cgi?id=1284450
- https://github.com/torvalds/linux/commit/096fe9eaea40a17e125569f9e657e34cdb6d73bd
- https://access.redhat.com/security/cve/CVE-2015-8539
- http://www.openwall.com/lists/oss-security/2015/12/09/1
- https://access.redhat.com/errata/RHSA-2018:0151
- http://lists.opensuse.org/opensuse-security-announce/2016-02/msg00007.html
- http://lists.opensuse.org/opensuse-security-announce/2016-02/msg00008.html
- http://lists.opensuse.org/opensuse-security-announce/2016-02/msg00009.html
- http://lists.opensuse.org/opensuse-security-announce/2016-02/msg00011.html
- http://lists.opensuse.org/opensuse-security-announce/2016-02/msg00017.html
- http://lists.opensuse.org/opensuse-security-announce/2016-02/msg00018.html
- http://lists.opensuse.org/opensuse-security-announce/2016-02/msg00019.html
- http://lists.opensuse.org/opensuse-security-announce/2016-02/msg00020.html
- http://lists.opensuse.org/opensuse-security-announce/2016-02/msg00021.html
- http://lists.opensuse.org/opensuse-security-announce/2016-02/msg00022.html
- http://lists.opensuse.org/opensuse-security-announce/2016-02/msg00034.html
- http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00094.html
- http://lists.opensuse.org/opensuse-security-announce/2016-04/msg00045.html
- http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00000.html
- http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00038.html
- https://usn.ubuntu.com/3798-1/
- https://usn.ubuntu.com/3798-2/