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Sigurnosni nedostatak programskog paketa policykit-1

  • Detalji os-a: WN7
  • Važnost: IMP
  • Operativni sustavi: L
  • Kategorije: LUB

==========================================================================
Ubuntu Security Notice USN-3934-2
September 02, 2019

policykit-1 vulnerability
==========================================================================

A security issue affects these releases of Ubuntu and its derivatives:

– Ubuntu 12.04 ESM

Summary:

PolicyKit could allow unintended access.

Software Description:
– policykit-1: framework for managing administrative policies and privileges

Details:

USN-3934-1 fixed a vulnerability in Policykit. This update provides
the corresponding update for Ubuntu 12.04 ESM.

Original advisory details:

It was discovered that PolicyKit incorrectly relied on the fork() system
call in the Linux kernel being atomic. A local attacker could possibly use
this issue to gain access to services that have cached authorizations.

Update instructions:

The problem can be corrected by updating your system to the following
package versions:

Ubuntu 12.04 ESM:
libpolkit-backend-1-0 0.104-1ubuntu1.5
policykit-1 0.104-1ubuntu1.5

After a standard system update you need to reboot your computer to make
all the necessary changes.

References:
https://usn.ubuntu.com/3934-2
https://usn.ubuntu.com/3934-1
CVE-2019-6133
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AutorZvonimir Bosnjak
Cert idNCERT-REF-2019-09-0001-ADV
CveCERT-CVE-DUMMY
ID izvornikaCERT-ORIGID-DUMMY
ProizvodCERT-DUMMY-PRODUCT
IzvorAdobe
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