SB2016041219 - Use-after-free in otr.cypherpunks.ca pidgin-otr
Published: April 12, 2016 Updated: July 28, 2020
Security Bulletin ID
SB2016041219
CSH Severity
High
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Remote access
Highest impact
Code execution
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 vulnerability.
1) Use-after-free (CVE-ID: CVE-2015-8833)
The vulnerability allows a remote attacker to compromise vulnerable system.
The vulnerability exists due to a use-after-free error when processing vectors related to the "Authenticate buddy" menu item. <a href="http://cwe.mitre.org/data/definitions/416. A remote attackers can execute arbitrary code.
Successful exploitation of the vulnerability may allow an attacker to compromise vulnerable system.
Remediation
Install update from vendor's website.
References
- http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00095.html
- http://lists.opensuse.org/opensuse-updates/2016-03/msg00109.html
- http://www.debian.org/security/2016/dsa-3528
- http://www.openwall.com/lists/oss-security/2016/03/09/13
- http://www.openwall.com/lists/oss-security/2016/03/09/8
- http://www.securityfocus.com/bid/84295
- https://blog.fuzzing-project.org/39-Heap-use-after-free-in-Pidgin-OTR-plugin-CVE-2015-8833.html
- https://bugs.otr.im/issues/128
- https://bugs.otr.im/issues/88
- https://bugs.otr.im/projects/pidgin-otr/repository/revisions/aaf551b9dd5cbba8c4abaa3d4dc7ead860efef94
- https://lists.cypherpunks.ca/pipermail/otr-users/2016-March/002582.html
- https://security.gentoo.org/glsa/201701-10