CVE-2026-57166: Stack-based Buffer Overflow

PJSIP is a free and open source multimedia communication library written in C. Prior to commit 4472a31, a stack buffer overflow exists in the PJLIB-UTIL telnet CLI front-end when rendering feedback for an entered command line. Several command-line handling paths write an attacker-influenced amoun...

Stack Buffer Overflow

pjproject, edge is vulnerable to stack buffer overflow. The vulnerability exists because pjsip users that use STUN in their applications, either by: setting a STUN server in their account/media config in pjsua/pjsua2 level, or directly using pjlib-util/stunsimple api...

CVE-2022-31031: Buffer Copy without Checking Size of Input

PJSIP is a free and open source multimedia communication library written in C language implementing standard based protocols such as SIP, SDP, RTP, STUN, TURN, and ICE. In versions prior to and including 2.12.1 a stack buffer overflow vulnerability affects PJSIP users that use STUN in their...

CVE-2017-16875

An issue was discovered in Teluu pjproject pjlib and pjlib-util in PJSIP before 2.7.1. The ioqueue component may issue a double key unregistration after an attacker initiates a socket connection with specific settings and sequences. Such double key unregistration will trigger an integer overflow,...

CVE-2017-16875

CVE-2017-16875 affects Teluu pjproject (PJLIB/PJLIB-UTIL) in PJSIP prior to 2.7.1. The ioqueue component may perform a double key unregistration after a crafted socket sequence, triggering an integer overflow that can cause ioqueue backends to reject future key registrations. Affected software is...

CVE-2017-16872

CVE-2017-16872 affects Teluu pjproject (pjlib and pjlib-util) in PJSIP before 2.7.1. The issue arises when parsing numeric SIP header fields (e.g., CSeq, ttl, port); values can overflow and may be captured incorrectly or cause a buffer overrun if converted back to strings, enabling a potential ex...

CVE-2017-16872: Improper Restriction of Operations within the Bounds of a Memory Buffer

An issue was discovered in Teluu pjproject pjlib and pjlib-util in PJSIP before 2.7.1. Parsing the numeric header fields in a SIP message like cseq, ttl, port, etc. all had the potential to overflow, either causing unintended values to be captured or, if the values were subsequently converted bac...

PJSIP Teluu pjproject pjlib and pjlib-util Integer Overflow Vulnerability

PJSIP is an open source, free multimedia communication library written in C. Teluu pjproject pjlib is one of the small framework libraries; pjlib-util is one of the auxiliary tool libraries . An integer overflow vulnerability exists in Teluu pjproject pjlib and pjlib-util in versions of PJSIP pri...

PJSIP Teluu pjproject pjlib and pjlib-util Buffer Overflow Vulnerability

PJSIP is an open source, free multimedia communication library written in C. Teluu pjproject pjlib is one of the small framework libraries; pjlib-util is one of the auxiliary tool libraries . An integer overflow vulnerability exists in Teluu pjproject pjlib and pjlib-util in versions of PJSIP pri...