Unrated severityNVD Advisory· Published Nov 12, 2013· Updated Jun 16, 2026
CVE-2013-4511
CVE-2013-4511
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.
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LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
2Patches
Vulnerability mechanics
References
20- www.kernel.org/pub/linux/kernel/v3.x/patch-3.12.bz2nvdPatchThird Party Advisory
- github.com/torvalds/linux/commit/7314e613d5ff9f0934f7a0f74ed7973b903315d1nvdExploitPatch
- lists.opensuse.org/opensuse-security-announce/2014-02/msg00002.htmlnvdThird Party Advisory
- lists.opensuse.org/opensuse-security-announce/2014-02/msg00003.htmlnvdThird Party Advisory
- lists.opensuse.org/opensuse-updates/2014-02/msg00045.htmlnvdThird Party Advisory
- www.openwall.com/lists/oss-security/2013/11/04/22nvdMailing ListThird Party Advisory
- www.ubuntu.com/usn/USN-2036-1nvdThird Party Advisory
- www.ubuntu.com/usn/USN-2037-1nvdThird Party Advisory
- www.ubuntu.com/usn/USN-2066-1nvdThird Party Advisory
- www.ubuntu.com/usn/USN-2067-1nvdThird Party Advisory
- www.ubuntu.com/usn/USN-2068-1nvdThird Party Advisory
- www.ubuntu.com/usn/USN-2069-1nvdThird Party Advisory
- www.ubuntu.com/usn/USN-2070-1nvdThird Party Advisory
- www.ubuntu.com/usn/USN-2071-1nvdThird Party Advisory
- www.ubuntu.com/usn/USN-2072-1nvdThird Party Advisory
- www.ubuntu.com/usn/USN-2073-1nvdThird Party Advisory
- www.ubuntu.com/usn/USN-2074-1nvdThird Party Advisory
- www.ubuntu.com/usn/USN-2075-1nvdThird Party Advisory
- www.ubuntu.com/usn/USN-2076-1nvdThird Party Advisory
- git.kernel.orgnvdBroken Link
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