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.
CVE-2013-4511
- No confirmed exploitation signals yet
A fix is available — apply it.
- CVSS v3
- —
- EG Score
- 0.0(none)
- EPSS
- 44.2%
- KEV
- Not listed
Published
November 12, 2013
Last Modified
April 29, 2026
References (40)
- secalert@redhathttp://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=7314e613d5ff9f0934f7a0f74ed7973b903315d1
- secalert@redhathttp://lists.opensuse.org/opensuse-security-announce/2014-02/msg00002.html
- secalert@redhathttp://lists.opensuse.org/opensuse-security-announce/2014-02/msg00003.html
- secalert@redhathttp://lists.opensuse.org/opensuse-updates/2014-02/msg00045.html
- secalert@redhathttp://www.openwall.com/lists/oss-security/2013/11/04/22
- secalert@redhathttp://www.ubuntu.com/usn/USN-2036-1
- secalert@redhathttp://www.ubuntu.com/usn/USN-2037-1
- secalert@redhathttp://www.ubuntu.com/usn/USN-2066-1
- secalert@redhathttp://www.ubuntu.com/usn/USN-2067-1
- secalert@redhathttp://www.ubuntu.com/usn/USN-2068-1
- secalert@redhathttp://www.ubuntu.com/usn/USN-2069-1
- secalert@redhathttp://www.ubuntu.com/usn/USN-2070-1
- secalert@redhathttp://www.ubuntu.com/usn/USN-2071-1
- secalert@redhathttp://www.ubuntu.com/usn/USN-2072-1
- secalert@redhathttp://www.ubuntu.com/usn/USN-2073-1
Patch Availability(13)
Patches are aggregated from vendor advisories (Red Hat, Microsoft, Cisco, GitHub) and package ecosystems (OSV, GHSA). Multiple rows for the same upstream release have been deduplicated.
All Vendor Advisories
(13)
Every vendor that published an advisory referencing this CVE — pulled from our cve_vendor_advisories aggregation. Click any row for the vendor's original advisory page.
- UbuntuUSN-2036-1LOW
Linux kernel vulnerabilities
- UbuntuUSN-2037-1LOW
Linux kernel (EC2) vulnerabilities
- UbuntuUSN-2066-1LOW
Linux kernel vulnerabilities
- UbuntuUSN-2067-1LOW
Linux kernel (OMAP4) vulnerabilities
- UbuntuUSN-2068-1LOW
Linux kernel (Quantal HWE) vulnerabilities
- UbuntuUSN-2069-1LOW
Linux kernel (Raring HWE) vulnerabilities
- UbuntuUSN-2070-1LOW
Linux kernel (Saucy HWE) vulnerabilities
- UbuntuUSN-2071-1LOW
Linux kernel vulnerabilities
- UbuntuUSN-2072-1LOW
Linux kernel (OMAP4) vulnerabilities
- UbuntuUSN-2073-1LOW
Linux kernel vulnerabilities
- UbuntuUSN-2074-1LOW
Linux kernel (OMAP4) vulnerabilities
- UbuntuUSN-2075-1LOW
Linux kernel vulnerabilities
- UbuntuUSN-2076-1LOW
Linux kernel (OMAP4) vulnerabilities
Data Freshness Timeline
(refreshed 9× in last 7d / 42× in last 30d)
Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.
- 2026-07-07 13:41 UTCEPSS rescore
- 2026-07-06 02:20 UTCEPSS rescore
- 2026-07-06 02:19 UTCEPSS rescore
- 2026-07-05 04:51 UTCOSV refresh
- 2026-07-05 02:26 UTCEPSS rescore
- 2026-07-04 06:27 UTCEPSS rescore
- 2026-07-02 15:21 UTCEPSS rescore
- 2026-07-01 15:02 UTCEPSS rescore
- 2026-06-30 23:19 UTCEPSS rescore
- 2026-06-29 14:02 UTCEPSS rescore
- 2026-06-28 14:03 UTCEPSS rescore
- 2026-06-28 04:53 UTCEPSS rescore
- 2026-06-28 04:53 UTCEPSS rescore
- 2026-06-27 03:05 UTCEPSS rescore
- 2026-06-25 13:47 UTCEPSS rescore
- 2026-06-25 13:47 UTCEPSS rescore
- 2026-06-24 14:02 UTCEPSS rescore
- 2026-06-24 14:02 UTCEPSS rescore
- 2026-06-23 21:30 UTCEPSS rescore
- 2026-06-23 21:30 UTCEPSS rescore
- 2026-06-22 14:22 UTCEPSS rescore
- 2026-06-22 14:22 UTCEPSS rescore
- 2026-06-21 14:53 UTCEPSS rescore
- 2026-06-21 01:57 UTCEPSS rescore
- 2026-06-21 01:57 UTCEPSS rescore
Show 58 moreShow fewer
- 2026-06-19 19:23 UTCEPSS rescore
- 2026-06-18 17:49 UTCEPSS rescore
- 2026-06-18 17:49 UTCEPSS rescore
- 2026-06-17 17:49 UTCEPSS rescore
- 2026-06-17 17:49 UTCEPSS rescore
- 2026-06-16 17:49 UTCEPSS rescore
- 2026-06-16 17:49 UTCEPSS rescore
- 2026-06-16 17:49 UTCEPSS rescore
- 2026-06-16 16:14 UTCOSV refresh
- 2026-06-15 17:44 UTCEPSS rescore
- 2026-06-14 23:14 UTCEPSS rescore
- 2026-06-13 22:57 UTCEPSS rescore
- 2026-06-12 23:08 UTCEPSS rescore
- 2026-06-11 13:56 UTCEPSS rescore
- 2026-06-10 22:15 UTCEPSS rescore
- 2026-06-10 13:18 UTCEPSS rescore
- 2026-06-08 14:14 UTCEPSS rescore
- 2026-06-07 15:22 UTCEPSS rescore
- 2026-06-06 13:45 UTCEPSS rescore
- 2026-06-06 13:45 UTCEPSS rescore
- 2026-06-05 22:44 UTCEPSS rescore
- 2026-06-05 22:44 UTCEPSS rescore
- 2026-06-05 06:08 UTCEPSS rescore
- 2026-06-05 06:08 UTCEPSS rescore
- 2026-06-04 13:09 UTCEPSS rescore
- 2026-06-04 13:09 UTCEPSS rescore
- 2026-06-02 20:10 UTCEPSS rescore
- 2026-06-02 20:10 UTCEPSS rescore
- 2026-06-01 13:49 UTCEPSS rescore
- 2026-06-01 13:49 UTCEPSS rescore
- 2026-05-31 00:14 UTCEPSS rescore
- 2026-05-31 00:14 UTCEPSS rescore
- 2026-05-29 13:41 UTCEPSS rescore
- 2026-05-29 13:41 UTCEPSS rescore
- 2026-05-28 21:42 UTCEG score recompute
- 2026-05-28 21:42 UTCVendor advisory
- 2026-05-28 21:41 UTCGHSA enrichment
- 2026-05-28 13:42 UTCEPSS rescore
- 2026-05-28 13:42 UTCEPSS rescore
- 2026-05-28 13:42 UTCEPSS rescore
- 2026-05-27 13:38 UTCEPSS rescore
- 2026-05-27 13:38 UTCEPSS rescore
- 2026-05-26 13:41 UTCEPSS rescore
- 2026-05-26 13:41 UTCEPSS rescore
- 2026-05-26 07:16 UTCEPSS rescore
- 2026-05-26 07:16 UTCEPSS rescore
- 2026-05-24 16:43 UTCEPSS rescore
- 2026-05-22 21:15 UTCEPSS rescore
- 2026-05-22 21:15 UTCEPSS rescore
- 2026-05-22 21:15 UTCEPSS rescore
- 2026-05-22 12:57 UTCOSV refresh
- 2026-05-21 22:39 UTCEPSS rescore
- 2026-05-20 22:37 UTCEPSS rescore
- 2026-05-20 22:37 UTCEPSS rescore
- 2026-05-20 11:21 UTCEPSS rescore
- 2026-05-20 11:21 UTCEPSS rescore
- 2026-05-18 21:29 UTCEPSS rescore
- 2026-05-18 21:29 UTCEPSS rescore
Related CVEs(same vendor)
Frequently asked(4)
What is CVE-2013-4511?
When was CVE-2013-4511 disclosed?
Is CVE-2013-4511 actively exploited?
How do I remediate CVE-2013-4511?
Dependency Blast Radius
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