CVE-2011-2213
First published: Mon Jun 20 2011(Updated: )
A malicious user or buggy application can inject code and trigger an infinite loop in inet_diag_bc_audit() Also make sure each instruction is aligned on 4 bytes boundary, to avoid unaligned accesses. <a href="http://thread.gmane.org/gmane.linux.network/197206/focus=197386">http://thread.gmane.org/gmane.linux.network/197206/focus=197386</a> <a href="http://patchwork.ozlabs.org/patch/100857/">http://patchwork.ozlabs.org/patch/100857/</a> Acknowledgements: Red Hat would like to thank Dan Rosenberg for reporting this issue.
Credit: secalert@redhat.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| debian/linux-2.6 | ||
| Linux Kernel | <2.6.39.3 | |
| Red Hat Enterprise Linux Server | =5.0 | |
| Red Hat Enterprise Linux Workstation | =5.0 | |
| Red Hat Enterprise Linux Desktop | =5.0 | |
| Red Hat Enterprise Linux Server EUS | =5.6 | |
| Red Hat Enterprise Linux | =5.6 |
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Reference Links
- https://bugzilla.redhat.com/show_bug.cgi?id=714536
- http://article.gmane.org/gmane.linux.network/197208
- http://www.openwall.com/lists/oss-security/2011/06/20/13
- http://article.gmane.org/gmane.linux.network/197386
- http://www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.39.3
- http://article.gmane.org/gmane.linux.network/198809
- http://www.openwall.com/lists/oss-security/2011/06/20/16
- http://patchwork.ozlabs.org/patch/100857/
- http://article.gmane.org/gmane.linux.network/197206
- http://www.openwall.com/lists/oss-security/2011/06/20/1
- http://rhn.redhat.com/errata/RHSA-2011-0927.html
- http://marc.info/?l=bugtraq&m=139447903326211&w=2
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=eeb1497277d6b1a0a34ed36b97e18f2bd7d6de0d
- http://marc.info/?l=bugtraq&m=139447903326211&w=2
- https://launchpad.net/bugs/cve/CVE-2011-2213
- http://thread.gmane.org/gmane.linux.network/197206/focus=197386
- https://access.redhat.com/support/policy/updates/errata/
- https://rhn.redhat.com/errata/RHSA-2011-0927.html
- https://rhn.redhat.com/errata/RHSA-2011-1189.html
- https://rhn.redhat.com/errata/RHSA-2011-1253.html
- http://seclists.org/oss-sec/2011/q2/643
- http://git.kernel.org/linus/eeb1497277d6b1a0a34ed36b97e18f2bd7d6de0d
- https://security-tracker.debian.org/tracker/CVE-2011-2213
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2011-2213
- https://nvd.nist.gov/vuln/detail/CVE-2011-2213
- https://ubuntu.com/security/CVE-2011-2213
Frequently Asked Questions
What is the severity of CVE-2011-2213?
CVE-2011-2213 is considered a high severity vulnerability due to its potential to allow code injection and trigger an infinite loop.
How do I fix CVE-2011-2213?
To fix CVE-2011-2213, users should upgrade to a patched version of the Linux kernel where the vulnerability has been addressed.
Which software is affected by CVE-2011-2213?
CVE-2011-2213 affects various versions of the Linux kernel, particularly those prior to 2.6.39.3.
What are the potential impacts of CVE-2011-2213?
The potential impacts include system instability and denial of service caused by an infinite loop triggered by malicious users or applications.
Is CVE-2011-2213 a common vulnerability?
CVE-2011-2213 is known to have been exploited in specific conditions, making it a significant concern for users of affected Linux versions.
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