| Vulnerability Name: | CVE-2009-1243 (CCN-49595) | ||||||||
| Assigned: | 2009-04-01 | ||||||||
| Published: | 2009-04-01 | ||||||||
| Updated: | 2020-08-25 | ||||||||
| Summary: | net/ipv4/udp.c in the Linux kernel before 2.6.29.1 performs an unlocking step in certain incorrect circumstances, which allows local users to cause a denial of service (panic) by reading zero bytes from the /proc/net/udp file and unspecified other files, related to the "udp seq_file infrastructure." | ||||||||
| CVSS v3 Severity: | 4.0 Medium (CCN CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L)
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| CVSS v2 Severity: | 2.1 Low (CVSS v2 Vector: AV:L/AC:L/Au:N/C:N/I:N/A:P) 1.6 Low (Temporal CVSS v2 Vector: AV:L/AC:L/Au:N/C:N/I:N/A:P/E:U/RL:OF/RC:C)
1.6 Low (CCN Temporal CVSS v2 Vector: AV:L/AC:L/Au:N/C:N/I:N/A:P/E:U/RL:OF/RC:C)
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| Vulnerability Type: | CWE-20 | ||||||||
| Vulnerability Consequences: | Denial of Service | ||||||||
| References: | Source: MITRE Type: CNA CVE-2009-1243 Source: CONFIRM Type: Patch, Vendor Advisory http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=30842f2989aacfaba3ccb39829b3417be9313dbe Source: CCN Type: The Linux Kernel Archives Web site The Linux Kernel Archives Source: MLIST Type: Mailing List, Patch, Third Party Advisory [oss-security] 20090401 CVE request: kernel: udp: Wrong locking code in udp seq_file infrastructure Source: CCN Type: SA34478 Linux Kernel "udp_get_next()" and "vms_set_msr()" Denial of Service Source: SECUNIA Type: Third Party Advisory 34478 Source: MISC Type: Third Party Advisory http://vigilance.fr/vulnerability/Linux-kernel-denial-of-service-via-proc-net-udp-8586 Source: CONFIRM Type: Broken Link http://www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.29.1 Source: CCN Type: oss-security Mailing List, Wed, 01 Apr 2009 12:12:24 +0800 CVE request: kernel: udp: Wrong locking code in udp seq_file infrastructure Source: CCN Type: OSVDB ID: 55229 Linux Kernel net/ipv4/udp.c udp_get_next() Function Local DoS Source: BID Type: Patch, Third Party Advisory, VDB Entry 34329 Source: CCN Type: BID-34329 Linux Kernel '/proc/net/udp' Local Denial of Service Vulnerability Source: VUPEN Type: Third Party Advisory ADV-2009-0924 Source: XF Type: Third Party Advisory, VDB Entry linux-kernel-procnetudp-dos(49595) Source: XF Type: UNKNOWN linux-kernel-procnetudp-dos(49595) | ||||||||
| Vulnerable Configuration: | Configuration 1: Configuration CCN 1:  Denotes that component is vulnerable | ||||||||
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