CVE-2009-1897
Medium
Description
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.
SeverityMedium
CVSS6.9
Exploit probability—
Product
Linux Kernel
PublishedJul 20, 2009
First seenJul 20, 2009
How to fix
Sources list no fixed version or patch link for this vulnerability.
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| linux linux_kernel | 2.6.30, 2.6.30.1 | — |
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