CVE-2013-4511

Public Exploit

Description

Multiple integer overflows in Alchemy LCD frame-buffer drivers in the Linux kernel before 3.12 allow local users to create a read-write memory mapping for the entirety of kernel memory, and consequently gain privileges, via crafted mmap operations, related to the (1) au1100fb_fb_mmap function in drivers/video/au1100fb.c and the (2) au1200fb_fb_mmap function in drivers/video/au1200fb.c.

Category

6.9
CVSS
Severity: Medium
CVSS 2.0 •
EPSS 0.03%
Vendor Advisory opensuse.org Vendor Advisory ubuntu.com Vendor Advisory ubuntu.com Vendor Advisory ubuntu.com Vendor Advisory ubuntu.com Vendor Advisory ubuntu.com Vendor Advisory ubuntu.com Vendor Advisory ubuntu.com Vendor Advisory ubuntu.com Vendor Advisory ubuntu.com Vendor Advisory opensuse.org Vendor Advisory ubuntu.com Vendor Advisory ubuntu.com Vendor Advisory opensuse.org Vendor Advisory ubuntu.com Vendor Advisory ubuntu.com
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
http://lists.opensuse.org/opensuse-updates/2014-02/msg00045.html third party advisory vendor advisory
http://www.ubuntu.com/usn/USN-2073-1 third party advisory vendor advisory
http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=7314e613d5ff9f0934f7a0f74ed7973b903315d1 broken link
https://www.kernel.org/pub/linux/kernel/v3.x/patch-3.12.bz2 third party advisory patch
http://www.ubuntu.com/usn/USN-2076-1 third party advisory vendor advisory
http://www.ubuntu.com/usn/USN-2069-1 third party advisory vendor advisory
http://www.ubuntu.com/usn/USN-2070-1 third party advisory vendor advisory
http://www.ubuntu.com/usn/USN-2036-1 third party advisory vendor advisory
http://www.ubuntu.com/usn/USN-2066-1 third party advisory vendor advisory
http://www.ubuntu.com/usn/USN-2071-1 third party advisory vendor advisory
http://www.openwall.com/lists/oss-security/2013/11/04/22 third party advisory mailing list
http://www.ubuntu.com/usn/USN-2074-1 third party advisory vendor advisory
https://github.com/torvalds/linux/commit/7314e613d5ff9f0934f7a0f74ed7973b903315d1 patch exploit
http://www.ubuntu.com/usn/USN-2068-1 third party advisory vendor advisory
http://lists.opensuse.org/opensuse-security-announce/2014-02/msg00002.html third party advisory vendor advisory
http://www.ubuntu.com/usn/USN-2037-1 third party advisory vendor advisory
http://www.ubuntu.com/usn/USN-2072-1 third party advisory vendor advisory
http://lists.opensuse.org/opensuse-security-announce/2014-02/msg00003.html third party advisory vendor advisory
http://www.ubuntu.com/usn/USN-2075-1 third party advisory vendor advisory
http://www.ubuntu.com/usn/USN-2067-1 third party advisory vendor advisory

Frequently Asked Questions

What is the severity of CVE-2013-4511?
CVE-2013-4511 has been scored as a medium severity vulnerability.
How to fix CVE-2013-4511?
To fix CVE-2013-4511, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2013-4511 being actively exploited in the wild?
It is possible that CVE-2013-4511 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
This platform uses data from the NIST NVD, MITRE CVE, MITRE CWE, First.org and CISA KEV but is not endorsed or certified by these entities. CVE is a registred trademark of the MITRE Corporation and the authoritative source of CVE content is MITRE's CVE web site. CWE is a registred trademark of the MITRE Corporation and the authoritative source of CWE content is MITRE's CWE web site.
© 2025 Under My Watch. All Rights Reserved.