{"id":"CVE-2006-5749","aliases":["EUVD-2006-5733","GHSA-56jh-q7g2-9cx8"],"status":"published","title":"The isdn_ppp_ccp_reset_alloc_state function in drivers/isdn/isdn_ppp.c in the Linux 2.4 kernel...","description":"The isdn_ppp_ccp_reset_alloc_state function in drivers/isdn/isdn_ppp.c in the Linux 2.4 kernel before 2.4.34-rc4 does not call the init_timer function for the ISDN PPP CCP reset state timer, which has unknown attack vectors and results in a system crash.","severity":{"version":"2.0","score":1.7,"vector":"AV:L/AC:L/Au:S/C:N/I:N/A:P","level":"low","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-09","score":0.00376,"percentile":0.31877,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"published":"2006-12-31T05:00:00Z","modified":"2026-06-16T22:31:47Z","products":[{"vendor":"linux","product":"linux_kernel"}],"references":[{"url":"http://www.trustix.org/errata/2007/0002/","tags":["vendor-advisory","x_refsource_TRUSTIX","x_transferred"]},{"url":"http://secunia.com/advisories/24098","tags":["third-party-advisory","x_refsource_SECUNIA","x_transferred"]},{"url":"http://www.mandriva.com/security/advisories?name=MDKSA-2007:025","tags":["vendor-advisory","x_refsource_MANDRIVA","x_transferred"]},{"url":"http://www.kernel.org/git/?p=linux/kernel/git/wtarreau/linux-2.4.git%3Ba=commitdiff%3Bh=05dca9b77f99d80cf615075624666106d5b61727","tags":["x_refsource_CONFIRM","x_transferred"]},{"url":"http://secunia.com/advisories/23609","tags":["third-party-advisory","x_refsource_SECUNIA","x_transferred"]},{"url":"http://www.mandriva.com/security/advisories?name=MDKSA-2007:012","tags":["vendor-advisory","x_refsource_MANDRIVA","x_transferred"]},{"url":"http://www.novell.com/linux/security/advisories/2007_21_kernel.html","tags":["vendor-advisory","x_refsource_SUSE","x_transferred"]},{"url":"http://www.mandriva.com/security/advisories?name=MDKSA-2007:040","tags":["vendor-advisory","x_refsource_MANDRIVA","x_transferred"]},{"url":"http://www.ubuntu.com/usn/usn-416-1","tags":["vendor-advisory","x_refsource_UBUNTU","x_transferred"]},{"url":"http://secunia.com/advisories/24100","tags":["third-party-advisory","x_refsource_SECUNIA","x_transferred"]},{"url":"http://secunia.com/advisories/25226","tags":["third-party-advisory","x_refsource_SECUNIA","x_transferred"]},{"url":"http://secunia.com/advisories/23752","tags":["third-party-advisory","x_refsource_SECUNIA","x_transferred"]},{"url":"http://secunia.com/advisories/25683","tags":["third-party-advisory","x_refsource_SECUNIA","x_transferred"]},{"url":"http://www.securityfocus.com/archive/1/471457","tags":["mailing-list","x_refsource_BUGTRAQ","x_transferred"]},{"url":"http://www.securityfocus.com/bid/21883","tags":["vdb-entry","x_refsource_BID","x_transferred"]},{"url":"http://www.novell.com/linux/security/advisories/2007_18_kernel.html","tags":["vendor-advisory","x_refsource_SUSE","x_transferred"]},{"url":"http://secunia.com/advisories/23529","tags":["third-party-advisory","x_refsource_SECUNIA","x_transferred","Patch"]},{"url":"http://www.securityfocus.com/bid/21835","tags":["vdb-entry","x_refsource_BID","x_transferred"]},{"url":"http://secunia.com/advisories/24547","tags":["third-party-advisory","x_refsource_SECUNIA","x_transferred"]},{"url":"http://www.novell.com/linux/security/advisories/2007_30_kernel.html","tags":["vendor-advisory","x_refsource_SUSE","x_transferred"]},{"url":"http://www.novell.com/linux/security/advisories/2007_35_kernel.html","tags":["vendor-advisory","x_refsource_SUSE","x_transferred"]},{"url":"http://kernel.org/pub/linux/kernel/v2.4/ChangeLog-2.4.34","tags":["x_refsource_CONFIRM","x_transferred"]},{"url":"http://secunia.com/advisories/25691","tags":["third-party-advisory","x_refsource_SECUNIA","x_transferred"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2006-5749"},{"url":"http://www.kernel.org/git/?p=linux/kernel/git/wtarreau/linux-2.4.git;a=commitdiff;h=05dca9b77f99d80cf615075624666106d5b61727"},{"url":"http://www.trustix.org/errata/2007/0002"},{"url":"https://github.com/advisories/GHSA-56jh-q7g2-9cx8"}],"sources":{"cve":[{"id":"CVE-2006-5749","description":"The isdn_ppp_ccp_reset_alloc_state function in drivers/isdn/isdn_ppp.c in the Linux 2.4 kernel before 2.4.34-rc4 does not call the init_timer function for the ISDN PPP CCP reset state timer, which has unknown attack vectors and results in a system crash.","status":"published","published":"2007-01-04T02:00:00Z","modified":"2024-08-07T20:04:54.659Z","updated_at":"2026-11-02T14:33:48.500736Z"}],"euvd":[{"id":"EUVD-2006-5733","description":"The isdn_ppp_ccp_reset_alloc_state function in drivers/isdn/isdn_ppp.c in the Linux 2.4 kernel before 2.4.34-rc4 does not call the init_timer function for the ISDN PPP CCP reset state timer, which has unknown attack vectors and results in a system crash.","status":"published","published":"2007-01-04T02:00:00Z","modified":"2024-08-07T20:04:54Z","updated_at":"2026-11-03T01:15:46.66518Z"}],"ghsa":[{"id":"GHSA-56jh-q7g2-9cx8","title":"The isdn_ppp_ccp_reset_alloc_state function in drivers/isdn/isdn_ppp.c in the Linux 2.4 kernel...","description":"The isdn_ppp_ccp_reset_alloc_state function in drivers/isdn/isdn_ppp.c in the Linux 2.4 kernel before 2.4.34-rc4 does not call the init_timer function for the ISDN PPP CCP reset state timer, which has unknown attack vectors and results in a system crash.","status":"published","published":"2022-05-01T07:31:23Z","modified":"2025-04-09T03:36:30Z","updated_at":"2026-11-02T15:00:53.302842Z"}],"nvd":[{"id":"CVE-2006-5749","description":"The isdn_ppp_ccp_reset_alloc_state function in drivers/isdn/isdn_ppp.c in the Linux 2.4 kernel before 2.4.34-rc4 does not call the init_timer function for the ISDN PPP CCP reset state timer, which has unknown attack vectors and results in a system crash.","status":"published","published":"2006-12-31T05:00:00Z","modified":"2026-06-16T22:31:47.5Z","cvss":[{"version":"2.0","score":1.7,"vector":"AV:L/AC:L/Au:S/C:N/I:N/A:P","level":"low","assessor":"primary"}],"updated_at":"2026-11-02T14:01:10.726159Z"}]}}