{"id":"CVE-2011-2534","aliases":["BELL-CVE-2011-2534","EUVD-2011-2517","GHSA-5j7x-rxfv-p87h"],"status":"published","title":"Buffer overflow in the clusterip_proc_write function in net/ipv4/netfilter/ipt_CLUSTERIP.c in the...","description":"Buffer overflow in the clusterip_proc_write function in net/ipv4/netfilter/ipt_CLUSTERIP.c in the Linux kernel before 2.6.39 might allow local users to cause a denial of service or have unspecified other impact via a crafted write operation, related to string data that lacks a terminating '\\0' character.","severity":{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-08","score":0.00462,"percentile":0.40338,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-120"],"published":"2011-06-22T23:00:00Z","modified":"2026-06-16T23:31:33Z","products":[{"vendor":"linux","product":"linux_kernel"}],"references":[{"url":"http://www.openwall.com/lists/oss-security/2011/03/18/15","tags":["mailing-list","x_refsource_MLIST","x_transferred","Mailing List","Patch","Third Party Advisory"]},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=689337","tags":["x_refsource_CONFIRM","x_transferred","Issue Tracking","Patch","Third Party Advisory"]},{"url":"http://www.securityfocus.com/bid/46921","tags":["vdb-entry","x_refsource_BID","x_transferred","Third Party Advisory","VDB Entry"]},{"url":"http://marc.info/?l=netfilter-devel\u0026m=130036157327564\u0026w=2","tags":["mailing-list","x_refsource_MLIST","x_transferred","Patch","Third Party Advisory"]},{"url":"http://www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.39","tags":["x_refsource_CONFIRM","x_transferred","Release Notes","Vendor Advisory"]},{"url":"http://securityreason.com/securityalert/8284","tags":["third-party-advisory","x_refsource_SREASON","x_transferred","Third Party Advisory"]},{"url":"http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=961ed183a9fd080cf306c659b8736007e44065a5","tags":["x_refsource_CONFIRM","x_transferred"]},{"url":"http://marc.info/?l=netfilter\u0026m=129978077509888\u0026w=2","tags":["mailing-list","x_refsource_MLIST","x_transferred","Patch","Third Party Advisory"]},{"url":"http://www.openwall.com/lists/oss-security/2011/03/21/4","tags":["mailing-list","x_refsource_MLIST","x_transferred","Mailing List","Patch","Third Party Advisory"]},{"url":"http://www.openwall.com/lists/oss-security/2011/03/21/1","tags":["mailing-list","x_refsource_MLIST","x_transferred","Mailing List","Patch","Third Party Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2011-2534"},{"url":"http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=961ed183a9fd080cf306c659b8736007e44065a5"},{"url":"https://github.com/advisories/GHSA-5j7x-rxfv-p87h"},{"url":"https://docs.bell-sw.com/security/cves/CVE-2011-2534","tags":["advisory"]}],"sources":{"cve":[{"id":"CVE-2011-2534","description":"Buffer overflow in the clusterip_proc_write function in net/ipv4/netfilter/ipt_CLUSTERIP.c in the Linux kernel before 2.6.39 might allow local users to cause a denial of service or have unspecified other impact via a crafted write operation, related to string data that lacks a terminating '\\0' character.","status":"published","published":"2011-06-22T23:00:00Z","modified":"2024-08-06T23:08:22.015Z","updated_at":"2026-11-02T14:35:36.252742Z"}],"euvd":[{"id":"EUVD-2011-2517","description":"Buffer overflow in the clusterip_proc_write function in net/ipv4/netfilter/ipt_CLUSTERIP.c in the Linux kernel before 2.6.39 might allow local users to cause a denial of service or have unspecified other impact via a crafted write operation, related to string data that lacks a terminating '\\0' character.","status":"published","published":"2011-06-22T23:00:00Z","modified":"2024-08-06T23:08:22Z","updated_at":"2026-11-03T01:39:55.11051Z"}],"ghsa":[{"id":"GHSA-5j7x-rxfv-p87h","title":"Buffer overflow in the clusterip_proc_write function in net/ipv4/netfilter/ipt_CLUSTERIP.c in the...","description":"Buffer overflow in the clusterip_proc_write function in net/ipv4/netfilter/ipt_CLUSTERIP.c in the Linux kernel before 2.6.39 might allow local users to cause a denial of service or have unspecified other impact via a crafted write operation, related to string data that lacks a terminating '\\0' character.","status":"published","published":"2022-05-13T01:25:05Z","modified":"2025-04-11T03:49:09Z","cvss":[{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"cwes":["CWE-120"],"updated_at":"2026-11-02T15:01:08.691526Z"}],"nvd":[{"id":"CVE-2011-2534","description":"Buffer overflow in the clusterip_proc_write function in net/ipv4/netfilter/ipt_CLUSTERIP.c in the Linux kernel before 2.6.39 might allow local users to cause a denial of service or have unspecified other impact via a crafted write operation, related to string data that lacks a terminating '\\0' character.","status":"published","published":"2011-06-22T23:55:01.433Z","modified":"2026-06-16T23:31:33.507Z","cvss":[{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"primary"},{"version":"2.0","score":7.2,"vector":"AV:L/AC:L/Au:N/C:C/I:C/A:C","level":"high","assessor":"primary"}],"cwes":["CWE-120"],"updated_at":"2026-11-02T14:02:08.47516Z"}],"osv":[{"id":"BELL-CVE-2011-2534","title":"CVE-2011-2534 does not affect BellSoft software","status":"withdrawn","published":"2011-06-22T23:55:00Z","modified":"2026-01-26T09:50:09.326859Z","cvss":[{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-02T15:28:12.886815Z"}]}}