Access Restriction Bypass Affecting kernel-uek-debug package, versions <0:2.6.39-400.297.5.el5uek
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Test your applications- Snyk ID SNYK-ORACLE5-KERNELUEKDEBUG-2522787
- published 10 Apr 2022
- disclosed 2 May 2016
Introduced: 2 May 2016
CVE-2015-2686 Open this link in a new tabHow to fix?
Upgrade Oracle:5
kernel-uek-debug
to version 0:2.6.39-400.297.5.el5uek or higher.
This issue was patched in ELSA-2017-3597
.
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.
net/socket.c in the Linux kernel 3.19 before 3.19.3 does not validate certain range data for (1) sendto and (2) recvfrom system calls, which allows local users to gain privileges by leveraging a subsystem that uses the copy_from_iter function in the iov_iter interface, as demonstrated by the Bluetooth subsystem.
References
- https://linux.oracle.com/cve/CVE-2015-2686.html
- https://linux.oracle.com/errata/ELSA-2017-3597.html
- http://twitter.com/grsecurity/statuses/579075689439059968
- http://twitter.com/grsecurity/statuses/579050211605102592
- http://twitter.com/grsecurity/statuses/579060953477701632
- http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=4de930efc23b92ddf88ce91c405ee645fe6e27ea
- http://grsecurity.net/~spender/viro.txt
- http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.19.3
- http://www.openwall.com/lists/oss-security/2015/03/23/14
- http://www.securityfocus.com/bid/73286
- https://bugzilla.redhat.com/show_bug.cgi?id=1205242
- https://github.com/torvalds/linux/commit/4de930efc23b92ddf88ce91c405ee645fe6e27ea