CVE-2009-1897

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…

published July 20, 2009

CVSS
—
EPSS
2%
Percentile
74.4
In the wild
Unconfirmed
What it is

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.

The record
Technical detail
CVSS
Not scored
CVSS v4.0
Not supplied
EPSS
0.01521 · 74.4th percentile
Published
2009-07-20T17:00Z
EPSS history
Timeline
  • 20 JUL 17:00Z
    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…
    cvelistv5