Vulnerability Description
The bad_mode function in arch/arm64/kernel/traps.c in the Linux kernel before 3.9.5 on the ARM64 platform allows local users to cause a denial of service (system crash) via vectors involving an attempted register access that triggers an unexpected value in the Exception Syndrome Register (ESR).
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Linux | Linux Kernel | <= 3.9.4 |
References
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=
- http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.9.5
- http://www.openwall.com/lists/oss-security/2013/08/08/12Patch
- https://bugzilla.redhat.com/show_bug.cgi?id=996380
- https://github.com/torvalds/linux/commit/9955ac47f4ba1c95ecb6092aeaefb40a22e9926ExploitPatch
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=
- http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.9.5
- http://www.openwall.com/lists/oss-security/2013/08/08/12Patch
- https://bugzilla.redhat.com/show_bug.cgi?id=996380
- https://github.com/torvalds/linux/commit/9955ac47f4ba1c95ecb6092aeaefb40a22e9926ExploitPatch
FAQ
What is CVE-2013-4220?
CVE-2013-4220 is a vulnerability with a CVSS score of 4.9 (MEDIUM). The bad_mode function in arch/arm64/kernel/traps.c in the Linux kernel before 3.9.5 on the ARM64 platform allows local users to cause a denial of service (system crash) via vectors involving an attemp...
How severe is CVE-2013-4220?
CVE-2013-4220 has been rated MEDIUM with a CVSS base score of 4.9/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2013-4220?
Check the references section above for vendor advisories and patch information. Affected products include: Linux Linux Kernel.