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Ubuntu update for kernel
Secunia Advisory: SA31107
Release Date: 2008-07-16
Popularity: 2,279 views

Critical:
Moderately critical
Impact: Security Bypass
Exposure of sensitive information
Privilege escalation
DoS
System access
Where: From remote
Solution Status: Vendor Patch

OS:Ubuntu Linux 6.06
Ubuntu Linux 7.04
Ubuntu Linux 7.10
Ubuntu Linux 8.04

Secunia CVSS-2 Score: Available in Secunia business solutions

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Advisory Content (Page 1 of 3)[ 1 ] [ 2 ] [ 3 ]

Description:
Ubuntu has issued an update for the kernel. This fixes some vulnerabilities, which can be exploited by malicious, local users to cause a DoS (Denial of Service), bypass certain security restrictions, disclose potentially sensitive information, and gain escalated privileges, and malicious people to cause a DoS and potentially compromise a vulnerable system.

For more information:
SA23073
SA30044
SA30241
SA30580
SA30719

1) A race condition error in the "ptrace()" implementation can be exploited to crash the kernel.

2) A vulnerability is caused due to missing feature length validation within the "dccp_feat_change()" function in net/dccp/feat.c, which can be exploited to cause an overflow and execute arbitrary code with kernel privileges.

3) An unspecified error in the 32-bit and 64-bit emulation can be exploited to disclose potentially sensitive data via a specially crafted binary.

Change Page:
[ 1 ] [ 2 ] [ 3 ]



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