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ubuntuUbuntuUSN-518-1
HistorySep 25, 2007 - 12:00 a.m.

linux-source-2.6.15, linux-source-2.6.17, linux-source-2.6.20 vulnerabilities

2007-09-2500:00:00
ubuntu.com
46

6.5 Medium

AI Score

Confidence

Low

0.0004 Low

EPSS

Percentile

9.8%

Releases

  • Ubuntu 7.04
  • Ubuntu 6.10
  • Ubuntu 6.06

Packages

  • linux-source-2.6.15 -
  • linux-source-2.6.17 -
  • linux-source-2.6.20 -

Details

Evan Teran discovered that the Linux kernel ptrace routines did not
correctly handle certain requests robustly. Local attackers could exploit
this to crash the system, causing a denial of service. (CVE-2007-3731)

It was discovered that hugetlb kernels on PowerPC systems did not prevent
the stack from colliding with reserved kernel memory. Local attackers
could exploit this and crash the system, causing a denial of service.
(CVE-2007-3739)

It was discovered that certain CIFS filesystem actions did not honor
the umask of a process. Local attackers could exploit this to gain
additional privileges. (CVE-2007-3740)

Wojciech Purczynski discovered that the Linux kernel ia32 syscall
emulation in x86_64 kernels did not correctly clear the high bits of
registers. Local attackers could exploit this to gain root privileges.
(CVE-2007-4573)