{"id":"CVE-2011-4112","state":"PUBLISHED","title":"The net subsystem in the Linux kernel before 3.1 does not properly restrict use of the IFF_TX_SKB_SHARING flag, which allows local users to cause a denial of service (panic) by lev","description":"The net subsystem in the Linux kernel before 3.1 does not properly restrict use of the IFF_TX_SKB_SHARING flag, which allows local users to cause a denial of service (panic) by leveraging the CAP_NET_ADMIN capability to access /proc/net/pktgen/pgctrl, and then using the pktgen package in conjunction with a bridge device for a VLAN interface.","publishedAt":"2012-05-17T10:00:00.000Z","updatedAt":"2024-08-07T00:01:50.510Z","severity":null,"assigner":"redhat","products":["n/a n/a"],"affected":[{"vendor":"n/a","product":"n/a","versions":[{"version":"n/a","status":"affected"}]}],"references":["https://bugzilla.redhat.com/show_bug.cgi?id=751006","https://github.com/torvalds/linux/commit/550fd08c2cebad61c548def135f67aba284c6162","http://downloads.avaya.com/css/P8/documents/100156038","http://www.openwall.com/lists/oss-security/2011/11/21/4","http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=550fd08c2cebad61c548def135f67aba284c6162","http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.1"],"weaknesses":[],"ingestedAt":"2026-10-29T19:40:05.264Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2011/4xxx/CVE-2011-4112.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.1","cveMetadata":{"cveId":"CVE-2011-4112","state":"PUBLISHED","datePublished":"2012-05-17T10:00:00.000Z","dateUpdated":"2024-08-07T00:01:50.510Z","assignerShortName":"redhat","assignerOrgId":"53f830b8-0a3f-465b-8143-3b8a9948e749","dateReserved":"2011-10-18T00:00:00.000Z"},"containers":{"cna":{"descriptions":[{"lang":"en","value":"The net subsystem in the Linux kernel before 3.1 does not properly restrict use of the IFF_TX_SKB_SHARING flag, which allows local users to cause a denial of service (panic) by leveraging the CAP_NET_ADMIN capability to access /proc/net/pktgen/pgctrl, and then using the pktgen package in conjunction with a bridge device for a VLAN interface."}],"affected":[{"vendor":"n/a","product":"n/a","versions":[{"version":"n/a","status":"affected"}]}],"references":[{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=751006","tags":["x_refsource_CONFIRM"]},{"url":"https://github.com/torvalds/linux/commit/550fd08c2cebad61c548def135f67aba284c6162","tags":["x_refsource_CONFIRM"]},{"url":"http://downloads.avaya.com/css/P8/documents/100156038","tags":["x_refsource_CONFIRM"]},{"url":"http://www.openwall.com/lists/oss-security/2011/11/21/4","name":"[oss-security] 20111121 CVE-2011-4112 kernel: null ptr deref at dev_queue_xmit+0x35/0x4d0","tags":["mailing-list","x_refsource_MLIST"]},{"url":"http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=550fd08c2cebad61c548def135f67aba284c6162","tags":["x_refsource_CONFIRM"]},{"url":"http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.1","tags":["x_refsource_CONFIRM"]}],"problemTypes":[{"descriptions":[{"description":"n/a","lang":"en","type":"text"}]}],"providerMetadata":{"shortName":"redhat","dateUpdated":"2015-04-30T14:57:00.000Z","orgId":"53f830b8-0a3f-465b-8143-3b8a9948e749"},"datePublic":"2011-10-24T00:00:00.000Z"},"adp":[{"title":"CVE Program Container","references":[{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=751006","tags":["x_refsource_CONFIRM","x_transferred"]},{"url":"https://github.com/torvalds/linux/commit/550fd08c2cebad61c548def135f67aba284c6162","tags":["x_refsource_CONFIRM","x_transferred"]},{"url":"http://downloads.avaya.com/css/P8/documents/100156038","tags":["x_refsource_CONFIRM","x_transferred"]},{"url":"http://www.openwall.com/lists/oss-security/2011/11/21/4","name":"[oss-security] 20111121 CVE-2011-4112 kernel: null ptr deref at dev_queue_xmit+0x35/0x4d0","tags":["mailing-list","x_refsource_MLIST","x_transferred"]},{"url":"http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=550fd08c2cebad61c548def135f67aba284c6162","tags":["x_refsource_CONFIRM","x_transferred"]},{"url":"http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.1","tags":["x_refsource_CONFIRM","x_transferred"]}],"providerMetadata":{"shortName":"CVE","orgId":"af854a3a-2127-422b-91ae-364da2661108","dateUpdated":"2024-08-07T00:01:50.510Z"}}]}}}