{"id":"CVE-2011-2184","aliases":["EUVD-2011-2176","GHSA-2wh9-jjcg-cw3f","UBUNTU-CVE-2011-2184"],"status":"published","title":"The key_replace_session_keyring function in security/keys/process_keys.c in the Linux kernel...","description":"The key_replace_session_keyring function in security/keys/process_keys.c in the Linux kernel before 2.6.39.1 does not initialize a certain structure member, which allows local users to cause a denial of service (NULL pointer dereference and OOPS) or possibly have unspecified other impact via a KEYCTL_SESSION_TO_PARENT argument to the keyctl function, a different vulnerability than CVE-2010-2960.","severity":{"version":"2.0","score":7.2,"vector":"AV:L/AC:L/Au:N/C:C/I:C/A:C","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-08","score":0.00382,"percentile":0.32486,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-476"],"published":"2011-09-06T16:00:00Z","modified":"2026-06-16T23:30:52Z","products":[{"vendor":"linux","product":"linux_kernel"}],"references":[{"url":"http://alt.swiecki.net/linux_kernel/sys_open-kmem_cache_alloc-2.6.39-rc4.txt","tags":["x_refsource_MISC","x_transferred","Broken Link"]},{"url":"http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=f7285b5d631fd6096b11c6af0058ed3a2b30ef4e","tags":["x_refsource_CONFIRM","x_transferred"]},{"url":"http://www.openwall.com/lists/oss-security/2011/06/03/2","tags":["mailing-list","x_refsource_MLIST","x_transferred","Mailing List","Patch","Third Party Advisory"]},{"url":"https://lkml.org/lkml/2011/5/24/502","tags":["mailing-list","x_refsource_MLIST","x_transferred","Third Party Advisory"]},{"url":"https://lkml.org/lkml/2011/5/23/199","tags":["mailing-list","x_refsource_MLIST","x_transferred","Third Party Advisory","report"]},{"url":"https://lkml.org/lkml/2011/5/25/265","tags":["mailing-list","x_refsource_MLIST","x_transferred","Patch","Third Party Advisory"]},{"url":"http://securityreason.com/securityalert/8371","tags":["third-party-advisory","x_refsource_SREASON","x_transferred","Patch","Third Party Advisory"]},{"url":"http://www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.39.1","tags":["x_refsource_CONFIRM","x_transferred","Broken Link"]},{"url":"http://www.openwall.com/lists/oss-security/2011/06/06/2","tags":["mailing-list","x_refsource_MLIST","x_transferred","Mailing List","Patch","Third Party Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2011-2184"},{"url":"http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=f7285b5d631fd6096b11c6af0058ed3a2b30ef4e"},{"url":"https://github.com/advisories/GHSA-2wh9-jjcg-cw3f"},{"url":"https://ubuntu.com/security/CVE-2011-2184","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2011-2184","tags":["report"]}],"sources":{"cve":[{"id":"CVE-2011-2184","description":"The key_replace_session_keyring function in security/keys/process_keys.c in the Linux kernel before 2.6.39.1 does not initialize a certain structure member, which allows local users to cause a denial of service (NULL pointer dereference and OOPS) or possibly have unspecified other impact via a KEYCTL_SESSION_TO_PARENT argument to the keyctl function, a different vulnerability than CVE-2010-2960.","status":"published","published":"2011-09-06T16:00:00Z","modified":"2024-08-06T22:53:17.286Z","updated_at":"2026-11-02T14:35:36.603688Z"}],"euvd":[{"id":"EUVD-2011-2176","description":"The key_replace_session_keyring function in security/keys/process_keys.c in the Linux kernel before 2.6.39.1 does not initialize a certain structure member, which allows local users to cause a denial of service (NULL pointer dereference and OOPS) or possibly have unspecified other impact via a KEYCTL_SESSION_TO_PARENT argument to the keyctl function, a different vulnerability than CVE-2010-2960.","status":"published","published":"2011-09-06T16:00:00Z","modified":"2024-08-06T22:53:17Z","updated_at":"2026-11-03T01:55:53.609033Z"}],"ghsa":[{"id":"GHSA-2wh9-jjcg-cw3f","title":"The key_replace_session_keyring function in security/keys/process_keys.c in the Linux kernel...","description":"The key_replace_session_keyring function in security/keys/process_keys.c in the Linux kernel before 2.6.39.1 does not initialize a certain structure member, which allows local users to cause a denial of service (NULL pointer dereference and OOPS) or possibly have unspecified other impact via a KEYCTL_SESSION_TO_PARENT argument to the keyctl function, a different vulnerability than CVE-2010-2960.","status":"published","published":"2022-05-13T01:24:47Z","modified":"2023-02-20T05:05:16Z","cwes":["CWE-476"],"updated_at":"2026-11-02T14:54:10.77374Z"}],"nvd":[{"id":"CVE-2011-2184","description":"The key_replace_session_keyring function in security/keys/process_keys.c in the Linux kernel before 2.6.39.1 does not initialize a certain structure member, which allows local users to cause a denial of service (NULL pointer dereference and OOPS) or possibly have unspecified other impact via a KEYCTL_SESSION_TO_PARENT argument to the keyctl function, a different vulnerability than CVE-2010-2960.","status":"published","published":"2011-09-06T16:55:07.93Z","modified":"2026-06-16T23:30:52.74Z","cvss":[{"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-476"],"updated_at":"2026-11-02T14:02:09.988332Z"}],"osv":[{"id":"UBUNTU-CVE-2011-2184","description":"The key_replace_session_keyring function in security/keys/process_keys.c in the Linux kernel before 2.6.39.1 does not initialize a certain structure member, which allows local users to cause a denial of service (NULL pointer dereference and OOPS) or possibly have unspecified other impact via a KEYCTL_SESSION_TO_PARENT argument to the keyctl function, a different vulnerability than CVE-2010-2960.","status":"withdrawn","published":"2011-09-06T16:55:00Z","modified":"2025-07-16T07:30:46.77807Z","updated_at":"2026-11-02T15:54:06.395274Z"}]}}