{"containers": {"cna": {"affected": [{"product": "n/a", "vendor": "n/a", "versions": [{"status": "affected", "version": "n/a"}]}], "datePublic": "2011-07-28T00:00:00", "descriptions": [{"lang": "en", "value": "The skb_gro_header_slow function in include/linux/netdevice.h in the Linux kernel before 2.6.39.4, when Generic Receive Offload (GRO) is enabled, resets certain fields in incorrect situations, which allows remote attackers to cause a denial of service (system crash) via crafted network traffic."}], "problemTypes": [{"descriptions": [{"description": "n/a", "lang": "en", "type": "text"}]}], "providerMetadata": {"dateUpdated": "2016-08-19T15:57:01", "orgId": "53f830b8-0a3f-465b-8143-3b8a9948e749", "shortName": "redhat"}, "references": [{"tags": ["x_refsource_CONFIRM"], "url": "https://bugzilla.redhat.com/show_bug.cgi?id=726552"}, {"name": "RHSA-2011:1321", "tags": ["vendor-advisory", "x_refsource_REDHAT"], "url": "http://www.redhat.com/support/errata/RHSA-2011-1321.html"}, {"name": "[oss-security] 20110729 Re: CVE request: kernel: gro: Only reset frag0 when skb can be pulled", "tags": ["mailing-list", "x_refsource_MLIST"], "url": "http://openwall.com/lists/oss-security/2011/07/29/1"}, {"name": "1025876", "tags": ["vdb-entry", "x_refsource_SECTRACK"], "url": "http://securitytracker.com/id?1025876"}, {"tags": ["x_refsource_CONFIRM"], "url": "http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=17dd759c67f21e34f2156abcf415e1f60605a188"}, {"name": "[oss-security] 20110728 CVE request: kernel: gro: Only reset frag0 when skb can be pulled", "tags": ["mailing-list", "x_refsource_MLIST"], "url": "http://openwall.com/lists/oss-security/2011/07/28/13"}, {"tags": ["x_refsource_CONFIRM"], "url": "http://www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.39.4"}, {"name": "48929", "tags": ["vdb-entry", "x_refsource_BID"], "url": "http://www.securityfocus.com/bid/48929"}, {"name": "HPSBGN02970", "tags": ["vendor-advisory", "x_refsource_HP"], "url": "http://marc.info/?l=bugtraq&m=139447903326211&w=2"}]}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-06T23:08:23.800Z"}, "title": "CVE Program Container", "references": [{"tags": ["x_refsource_CONFIRM", "x_transferred"], "url": "https://bugzilla.redhat.com/show_bug.cgi?id=726552"}, {"name": "RHSA-2011:1321", "tags": ["vendor-advisory", "x_refsource_REDHAT", "x_transferred"], "url": "http://www.redhat.com/support/errata/RHSA-2011-1321.html"}, {"name": "[oss-security] 20110729 Re: CVE request: kernel: gro: Only reset frag0 when skb can be pulled", "tags": ["mailing-list", "x_refsource_MLIST", "x_transferred"], "url": "http://openwall.com/lists/oss-security/2011/07/29/1"}, {"name": "1025876", "tags": ["vdb-entry", "x_refsource_SECTRACK", "x_transferred"], "url": "http://securitytracker.com/id?1025876"}, {"tags": ["x_refsource_CONFIRM", "x_transferred"], "url": "http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=17dd759c67f21e34f2156abcf415e1f60605a188"}, {"name": "[oss-security] 20110728 CVE request: kernel: gro: Only reset frag0 when skb can be pulled", "tags": ["mailing-list", "x_refsource_MLIST", "x_transferred"], "url": "http://openwall.com/lists/oss-security/2011/07/28/13"}, {"tags": ["x_refsource_CONFIRM", "x_transferred"], "url": "http://www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.39.4"}, {"name": "48929", "tags": ["vdb-entry", "x_refsource_BID", "x_transferred"], "url": "http://www.securityfocus.com/bid/48929"}, {"name": "HPSBGN02970", "tags": ["vendor-advisory", "x_refsource_HP", "x_transferred"], "url": "http://marc.info/?l=bugtraq&m=139447903326211&w=2"}]}]}, "cveMetadata": {"assignerOrgId": "53f830b8-0a3f-465b-8143-3b8a9948e749", "assignerShortName": "redhat", "cveId": "CVE-2011-2723", "datePublished": "2011-09-06T15:00:00", "dateReserved": "2011-07-11T00:00:00", "dateUpdated": "2024-08-06T23:08:23.800Z", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.1"}

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{"acknowledgement": "Red Hat would like to thank Brent Meshier for reporting this issue.", "affected_release": [{"advisory": "RHSA-2011:1321", "cpe": "cpe:/o:redhat:enterprise_linux:5", "package": "kernel-0:2.6.18-238.27.1.el5", "product_name": "Red Hat Enterprise Linux 5", "release_date": "2011-09-20T00:00:00Z"}, {"advisory": "RHSA-2011:1386", "cpe": "cpe:/o:redhat:enterprise_linux:5", "package": "kernel-0:2.6.18-274.7.1.el5", "product_name": "Red Hat Enterprise Linux 5", "release_date": "2011-10-20T00:00:00Z"}, {"advisory": "RHSA-2011:1350", "cpe": "cpe:/o:redhat:enterprise_linux:6", "package": "kernel-0:2.6.32-131.17.1.el6", "product_name": "Red Hat Enterprise Linux 6", "release_date": "2011-10-05T00:00:00Z"}, {"advisory": "RHSA-2012:0010", "cpe": "cpe:/a:redhat:enterprise_mrg:2:server:el6", "package": "kernel-rt-0:2.6.33.9-rt31.79.el6rt", "product_name": "Red Hat Enterprise MRG 2", "release_date": "2012-01-10T00:00:00Z"}], "bugzilla": {"description": "kernel: gro: only reset frag0 when skb can be pulled", "id": "726552", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=726552"}, "csaw": false, "cvss": {"cvss_base_score": "5.7", "cvss_scoring_vector": "AV:A/AC:M/Au:N/C:N/I:N/A:C", "status": "verified"}, "details": ["The skb_gro_header_slow function in include/linux/netdevice.h in the Linux kernel before 2.6.39.4, when Generic Receive Offload (GRO) is enabled, resets certain fields in incorrect situations, which allows remote attackers to cause a denial of service (system crash) via crafted network traffic."], "name": "CVE-2011-2723", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:4", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 4"}], "public_date": "2011-07-27T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2011-2723\nhttps://nvd.nist.gov/vuln/detail/CVE-2011-2723\nhttp://git.kernel.org/linus/17dd759c67f21e34f2156abcf415e1f60605a188"], "statement": "This issue did not affect the versions of Linux kernel as shipped with Red Hat Enterprise Linux 4 as it did not backport the upstream commit a5b1cf28 that introduced this issue. This has been addressed in Red Hat Enterprise Linux 5, 6, and Red Hat Enterprise MRG via https://rhn.redhat.com/errata/RHSA-2011-1386.html, https://rhn.redhat.com/errata/RHSA-2011-1350.html, and https://rhn.redhat.com/errata/RHSA-2012-0010.html.", "threat_severity": "Moderate"}