Uočene su i ispravljene ranjivosti u dvije inačice jezgre operacijskog sustava Ubuntu 10.04 LTS. Lokalni napadači su navedene nedostatke mogli iskoristiti za stjecanje root ovlasti i DoS napad.
Paket:
linux-ec2
Operacijski sustavi:
Ubuntu Linux 8.04, Ubuntu Linux 10.04
Kritičnost:
7.2
Problem:
pogreška u programskoj komponenti
Iskorištavanje:
lokalno
Posljedica:
dobivanje većih privilegija, uskraćivanje usluga (DoS)
Rješenje:
programska zakrpa proizvođača
CVE:
CVE-2012-2313, CVE-2012-2319
Izvorni ID preporuke:
USN-1491-1
Izvor:
Ubuntu
Problem:
Primijećene su pogreške u upravljačkom programu dl2k i datotečnom sustavu hfsplus.
Posljedica:
Ranjivosti zlonamjeran napadač može iskoristiti za zadobivanje većih privilegija i napad uskraćivanjem usluga (DoS).
==========================================================================
Ubuntu Security Notice USN-1491-1
June 29, 2012
linux-ec2 vulnerabilities
==========================================================================
A security issue affects these releases of Ubuntu and its derivatives:
- Ubuntu 10.04 LTS
Summary:
Several security issues were fixed in the kernel.
Software Description:
- linux-ec2: Linux kernel for EC2
Details:
Stephan Mueller reported a flaw in the Linux kernel's dl2k network driver's
handling of ioctls. An unprivileged local user could leverage this flaw to
cause a denial of service. (CVE-2012-2313)
Timo Warns reported multiple flaws in the Linux kernel's hfsplus
filesystem. An unprivileged local user could exploit these flaws to gain
root system priviliges. (CVE-2012-2319)
Update instructions:
The problem can be corrected by updating your system to the following
package versions:
Ubuntu 10.04 LTS:
linux-image-2.6.32-345-ec2 2.6.32-345.50
After a standard system update you need to reboot your computer to make
all the necessary changes.
References:
http://www.ubuntu.com/usn/usn-1491-1
CVE-2012-2313, CVE-2012-2319
Package Information:
https://launchpad.net/ubuntu/+source/linux-ec2/2.6.32-345.50
==========================================================================
Ubuntu Security Notice USN-1492-1
June 29, 2012
linux vulnerabilities
==========================================================================
A security issue affects these releases of Ubuntu and its derivatives:
- Ubuntu 10.04 LTS
Summary:
Several security issues were fixed in the kernel.
Software Description:
- linux: Linux kernel
Details:
Stephan Mueller reported a flaw in the Linux kernel's dl2k network driver's
handling of ioctls. An unprivileged local user could leverage this flaw to
cause a denial of service. (CVE-2012-2313)
Timo Warns reported multiple flaws in the Linux kernel's hfsplus
filesystem. An unprivileged local user could exploit these flaws to gain
root system priviliges. (CVE-2012-2319)
Update instructions:
The problem can be corrected by updating your system to the following
package versions:
Ubuntu 10.04 LTS:
linux-image-2.6.32-41-386 2.6.32-41.91
linux-image-2.6.32-41-generic 2.6.32-41.91
linux-image-2.6.32-41-generic-pae 2.6.32-41.91
linux-image-2.6.32-41-ia64 2.6.32-41.91
linux-image-2.6.32-41-lpia 2.6.32-41.91
linux-image-2.6.32-41-powerpc 2.6.32-41.91
linux-image-2.6.32-41-powerpc-smp 2.6.32-41.91
linux-image-2.6.32-41-powerpc64-smp 2.6.32-41.91
linux-image-2.6.32-41-preempt 2.6.32-41.91
linux-image-2.6.32-41-server 2.6.32-41.91
linux-image-2.6.32-41-sparc64 2.6.32-41.91
linux-image-2.6.32-41-sparc64-smp 2.6.32-41.91
linux-image-2.6.32-41-versatile 2.6.32-41.91
linux-image-2.6.32-41-virtual 2.6.32-41.91
After a standard system update you need to reboot your computer to make
all the necessary changes.
References:
http://www.ubuntu.com/usn/usn-1492-1
CVE-2012-2313, CVE-2012-2319
Package Information:
https://launchpad.net/ubuntu/+source/linux/2.6.32-41.91
==========================================================================
Ubuntu Security Notice USN-1493-1
June 29, 2012
linux vulnerabilities
==========================================================================
A security issue affects these releases of Ubuntu and its derivatives:
- Ubuntu 8.04 LTS
Summary:
Several security issues were fixed in the kernel.
Software Description:
- linux: Linux kernel
Details:
Stephan Mueller reported a flaw in the Linux kernel's dl2k network driver's
handling of ioctls. An unprivileged local user could leverage this flaw to
cause a denial of service. (CVE-2012-2313)
Timo Warns reported multiple flaws in the Linux kernel's hfsplus
filesystem. An unprivileged local user could exploit these flaws to gain
root system priviliges. (CVE-2012-2319)
Update instructions:
The problem can be corrected by updating your system to the following
package versions:
Ubuntu 8.04 LTS:
linux-image-2.6.24-31-386 2.6.24-31.102
linux-image-2.6.24-31-generic 2.6.24-31.102
linux-image-2.6.24-31-hppa32 2.6.24-31.102
linux-image-2.6.24-31-hppa64 2.6.24-31.102
linux-image-2.6.24-31-itanium 2.6.24-31.102
linux-image-2.6.24-31-lpia 2.6.24-31.102
linux-image-2.6.24-31-lpiacompat 2.6.24-31.102
linux-image-2.6.24-31-mckinley 2.6.24-31.102
linux-image-2.6.24-31-openvz 2.6.24-31.102
linux-image-2.6.24-31-powerpc 2.6.24-31.102
linux-image-2.6.24-31-powerpc-smp 2.6.24-31.102
linux-image-2.6.24-31-powerpc64-smp 2.6.24-31.102
linux-image-2.6.24-31-rt 2.6.24-31.102
linux-image-2.6.24-31-server 2.6.24-31.102
linux-image-2.6.24-31-sparc64 2.6.24-31.102
linux-image-2.6.24-31-sparc64-smp 2.6.24-31.102
linux-image-2.6.24-31-virtual 2.6.24-31.102
linux-image-2.6.24-31-xen 2.6.24-31.102
After a standard system update you need to reboot your computer to make
all the necessary changes.
References:
http://www.ubuntu.com/usn/usn-1493-1
CVE-2012-2313, CVE-2012-2319
Package Information:
https://launchpad.net/ubuntu/+source/linux/2.6.24-31.102
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