CVE-2009-1897 | Date: (C)2009-07-20 (M)2024-02-22 |
The tun_chr_poll function in drivers/net/tun.c in the tun subsystem in the Linux kernel 2.6.30 and 2.6.30.1, when the -fno-delete-null-pointer-checks gcc option is omitted, allows local users to gain privileges via vectors involving a NULL pointer dereference and an mmap of /dev/net/tun, a different vulnerability than CVE-2009-1894.
CVSS Score and Metrics +CVSS Score and Metrics -CVSS V2 Severity: |
CVSS Score : 6.9 |
Exploit Score: 3.4 |
Impact Score: 10.0 |
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CVSS V2 Metrics: |
Access Vector: LOCAL |
Access Complexity: MEDIUM |
Authentication: NONE |
Confidentiality: COMPLETE |
Integrity: COMPLETE |
Availability: COMPLETE |
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