CVE-2012-2123
First published: Mon Mar 26 2012(Updated: )
Last updated 24 July 2024
Credit: secalert@redhat.com secalert@redhat.com secalert@redhat.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| debian/linux-2.6 | ||
| Linux Kernel | <3.0.29 | |
| Linux Kernel | >=3.1<3.2.16 | |
| Linux Kernel | >=3.3<3.3.3 |
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Reference Links
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=d52fc5dde171f030170a6cb78034d166b13c9445
- http://rhn.redhat.com/errata/RHSA-2012-0670.html
- http://rhn.redhat.com/errata/RHSA-2012-0743.html
- http://www.debian.org/security/2012/dsa-2469
- http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.3.3
- http://www.openwall.com/lists/oss-security/2012/04/20/6
- http://www.securityfocus.com/bid/53166
- http://www.securitytracker.com/id?1027072
- https://bugzilla.redhat.com/show_bug.cgi?id=806722
- https://exchange.xforce.ibmcloud.com/vulnerabilities/75043
- https://github.com/torvalds/linux/commit/d52fc5dde171f030170a6cb78034d166b13c9445
- https://launchpad.net/bugs/cve/CVE-2012-2123
- http://git.kernel.org/linus/d52fc5dde171f030170a6cb78034d166b13c9445
- https://rhn.redhat.com/errata/RHSA-2012-0670.html
- https://rhn.redhat.com/errata/RHSA-2012-0743.html
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=814523
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=806722#c14
- http://git.kernel.org/linus/51b79bee627d526199b2f6a6bef8ee0c0739b6d1
- https://security-tracker.debian.org/tracker/CVE-2012-2123
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2012-2123
- https://nvd.nist.gov/vuln/detail/CVE-2012-2123
- https://ubuntu.com/security/CVE-2012-2123
Frequently Asked Questions
What is the severity of CVE-2012-2123?
CVE-2012-2123 is classified as a medium severity vulnerability allowing local users to bypass intended restrictions.
How do I fix CVE-2012-2123?
To fix CVE-2012-2123, it is recommended to update the Linux kernel to version 3.3.3 or later.
What systems are affected by CVE-2012-2123?
CVE-2012-2123 affects Linux kernels prior to version 3.3.3, including versions 3.0.x and 3.2.x.
What is the main issue with CVE-2012-2123?
The main issue with CVE-2012-2123 is improper handling of file system capabilities in the cap_bprm_set_creds function.
Can CVE-2012-2123 lead to privilege escalation?
Yes, CVE-2012-2123 can allow local users to escalate privileges by bypassing security restrictions.
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