libpgf up to 6.15.31 Decoder.cpp use after free

Summaryinfo

A vulnerability marked as critical has been reported in libpgf up to 6.15.31. This vulnerability affects unknown code of the file Decoder.cpp. The manipulation leads to use after free. This vulnerability is documented as CVE-2015-6673. The attack can be initiated remotely. There is not any exploit available. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability was found in libpgf up to 6.15.31. It has been rated as critical. This issue affects an unknown code of the file Decoder.cpp. The manipulation with an unknown input leads to a use after free vulnerability. Using CWE to declare the problem leads to CWE-416. Referencing memory after it has been freed can cause a program to crash, use unexpected values, or execute code. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

Use-after-free vulnerability in Decoder.cpp in libpgf before 6.15.32.

The bug was discovered 08/25/2015. The weakness was released 09/20/2017 (oss-sec). The advisory is shared at openwall.com. The identification of this vulnerability is CVE-2015-6673 since 08/25/2015. The exploitation is known to be easy. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. Technical details are known, but no exploit is available.

The vulnerability scanner Nessus provides a plugin with the ID 85573 (FreeBSD : libpgf -- use-after-free (9a71953a-474a-11e5-adde-14dae9d210b8)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family FreeBSD Local Security Checks and running in the context l.

Upgrading to version 6.15.32 eliminates this vulnerability. A possible mitigation has been published even before and not after the disclosure of the vulnerability.

The vulnerability is also documented in the vulnerability database at Tenable (85573). If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

Name

• libpgf

Version

• 6.15.0
• 6.15.1
• 6.15.2
• 6.15.3
• 6.15.4
• 6.15.5
• 6.15.6
• 6.15.7
• 6.15.8
• 6.15.9
• 6.15.10
• 6.15.11
• 6.15.12
• 6.15.13
• 6.15.14
• 6.15.15
• 6.15.16
• 6.15.17
• 6.15.18
• 6.15.19
• 6.15.20
• 6.15.21
• 6.15.22
• 6.15.23
• 6.15.24
• 6.15.25
• 6.15.26
• 6.15.27
• 6.15.28
• 6.15.29
• 6.15.30
• 6.15.31

CPE 2.3info

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CPE 2.2info

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If you want to get the best quality for vulnerability data then you always have to consider VulDB.

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