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Bug 517684 (CVE-2014-4943) - Kernel: net: pppol2tp: level handling in pppol2tp_[s,g]etsockopt() (CVE-2014-4943)
Summary: Kernel: net: pppol2tp: level handling in pppol2tp_[s,g]etsockopt() (CVE-2014-...
Status: RESOLVED FIXED
Alias: CVE-2014-4943
Product: Gentoo Security
Classification: Unclassified
Component: Kernel (show other bugs)
Hardware: All Linux
: Normal normal
Assignee: Gentoo Kernel Security
URL:
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Blocks:
 
Reported: 2014-07-21 14:56 UTC by Agostino Sarubbo
Modified: 2022-03-25 22:23 UTC (History)
1 user (show)

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Description Agostino Sarubbo gentoo-dev 2014-07-21 14:56:00 UTC 
CVE-2014-4943 (http://nvd.nist.gov/nvd.cfm?cvename=CVE-2014-4943):
  The PPPoL2TP feature in net/l2tp/l2tp_ppp.c in the Linux kernel through 
  3.15.6 allows local users to gain privileges by leveraging data-structure 
  differences between an l2tp socket and an inet socket.
Comment 1 GLSAMaker/CVETool Bot gentoo-dev 2014-07-21 23:53:47 UTC 
CVE-2014-4943 (http://nvd.nist.gov/nvd.cfm?cvename=CVE-2014-4943):
  The PPPoL2TP feature in net/l2tp/l2tp_ppp.c in the Linux kernel through
  3.15.6 allows local users to gain privileges by leveraging data-structure
  differences between an l2tp socket and an inet socket.
Comment 2 John Helmert III archtester Gentoo Infrastructure gentoo-dev Security 2022-03-25 22:23:29 UTC 
Fix is in 3.16, https://github.com/torvalds/linux/commit/3cf521f7dc87c031617fd47e4b7aa2593c2f3daf