Access Restriction Bypass Affecting kernel-uek-debug package, versions <0:2.6.39-400.250.9.el5uek
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Test your applications- Snyk ID SNYK-ORACLE5-KERNELUEKDEBUG-2504687
- published 10 Apr 2022
- disclosed 17 Dec 2014
Introduced: 17 Dec 2014
CVE-2014-8133 Open this link in a new tabHow to fix?
Upgrade Oracle:5
kernel-uek-debug
to version 0:2.6.39-400.250.9.el5uek or higher.
This issue was patched in ELSA-2015-3054
.
NVD Description
Note: Versions mentioned in the description apply only to the upstream kernel-uek-debug
package and not the kernel-uek-debug
package as distributed by Oracle
.
See How to fix?
for Oracle:5
relevant fixed versions and status.
arch/x86/kernel/tls.c in the Thread Local Storage (TLS) implementation in the Linux kernel through 3.18.1 allows local users to bypass the espfix protection mechanism, and consequently makes it easier for local users to bypass the ASLR protection mechanism, via a crafted application that makes a set_thread_area system call and later reads a 16-bit value.
References
- https://linux.oracle.com/cve/CVE-2014-8133.html
- https://linux.oracle.com/errata/ELSA-2015-1272.html
- https://linux.oracle.com/errata/ELSA-2015-3012.html
- https://linux.oracle.com/errata/ELSA-2015-3054.html
- https://linux.oracle.com/errata/ELSA-2015-3055.html
- http://secunia.com/advisories/62801
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=41bdc78544b8a93a9c6814b8bbbfef966272abbe
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=41bdc78544b8a93a9c6814b8bbbfef966272abbe
- http://lists.opensuse.org/opensuse-security-announce/2015-03/msg00025.html
- http://lists.opensuse.org/opensuse-security-announce/2015-04/msg00015.html
- http://rhn.redhat.com/errata/RHSA-2015-1272.html
- http://www.debian.org/security/2015/dsa-3128
- http://www.mandriva.com/security/advisories?name=MDVSA-2015:058
- http://www.openwall.com/lists/oss-security/2014/12/15/6
- http://www.securityfocus.com/bid/71684
- http://www.ubuntu.com/usn/USN-2490-1
- http://www.ubuntu.com/usn/USN-2491-1
- http://www.ubuntu.com/usn/USN-2492-1
- http://www.ubuntu.com/usn/USN-2493-1
- http://www.ubuntu.com/usn/USN-2515-1
- http://www.ubuntu.com/usn/USN-2516-1
- http://www.ubuntu.com/usn/USN-2517-1
- http://www.ubuntu.com/usn/USN-2518-1
- https://bugzilla.redhat.com/show_bug.cgi?id=1172797
- https://github.com/torvalds/linux/commit/41bdc78544b8a93a9c6814b8bbbfef966272abbe