Ubuntu 14.10 : linux vulnerabilities (USN-2637-1)

Ubuntu Security Notice (C) 2015-2016 Canonical, Inc. / NASL script (C) 2015-2016 Tenable Network Security, Inc.

Synopsis :

The remote Ubuntu host is missing one or more security-related

Description :

Xiong Zhou discovered a bug in the way the EXT4 filesystem handles
fallocate zero range functionality when the page size is greater than
the block size. A local attacker could exploit this flaw to cause a
denial of service (system crash). (CVE-2015-0275)

Wen Xu discovered a use-after-free flaw in the Linux kernel's ipv4
ping support. A local user could exploit this flaw to cause a denial
of service (system crash) or gain administrative privileges on the
system. (CVE-2015-3636).

Note that Tenable Network Security has extracted the preceding
description block directly from the Ubuntu security advisory. Tenable
has attempted to automatically clean and format it as much as possible
without introducing additional issues.

Solution :

Update the affected linux-image-3.16-generic,
linux-image-3.16-generic-lpae and / or linux-image-3.16-lowlatency

Risk factor :

Medium / CVSS Base Score : 4.9
CVSS Temporal Score : 3.6
Public Exploit Available : false

Family: Ubuntu Local Security Checks

Nessus Plugin ID: 84124 ()

Bugtraq ID:

CVE ID: CVE-2015-0275

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