CVE-2026-77396 PJSIP: Heap buffer overflow in the AVI parser

PJSIP is a free and open source multimedia communication library written in C. In 2.17 and earlier, the PJSIP AVI parser in pjmedia/src/pjmedia/aviplayer.c uses an input-file video chunk length as the number of bytes copied into a frame buffer whose capacity is derived from the declared media...

CVE-2026-77396

PJSIP is a free and open source multimedia communication library written in C. In 2.17 and earlier, the PJSIP AVI parser in pjmedia/src/pjmedia/aviplayer.c uses an input-file video chunk length as the number of bytes copied into a frame buffer whose capacity is derived from the declared media...

CVE-2026-77396 PJSIP: Heap buffer overflow in the AVI parser

PJSIP is a free and open source multimedia communication library written in C. In 2.17 and earlier, the PJSIP AVI parser in pjmedia/src/pjmedia/aviplayer.c uses an input-file video chunk length as the number of bytes copied into a frame buffer whose capacity is derived from the declared media...

CVE-2026-77396 PJSIP: Heap buffer overflow in the AVI parser

PJSIP is a free and open source multimedia communication library written in C. In 2.17 and earlier, the PJSIP AVI parser in pjmedia/src/pjmedia/aviplayer.c uses an input-file video chunk length as the number of bytes copied into a frame buffer whose capacity is derived from the declared media...

EUVD-2026-83196

PJSIP is a free and open source multimedia communication library written in C. In 2.17 and earlier, the PJSIP AVI parser in pjmedia/src/pjmedia/aviplayer.c uses an input-file video chunk length as the number of bytes copied into a frame buffer whose capacity is derived from the declared media...

CVE-2026-77396

The PJSIP multimedia communication library (version 2.17 and earlier ) contains a heap-based buffer overflow in the AVI parser located at pjmedia/src/pjmedia/avi_player.c. The vulnerability occurs because the parser uses an input-file video chunk length to copy bytes into a frame buffer whose cap...

PT-2026-95553

Name of the Vulnerable Software and Affected Versions PJSIP versions prior to 2.18 Description The OpenSSL and GnuTLS backends in pjlib/src/pj/ssl sock ossl.c and pjlib/src/pj/ssl sock gtls.c use string functions that recalculate length and truncate embedded NUL bytes when copying DNS...

CVE-2026-84975: Improper Certificate Validation

PJSIP is a free and open source multimedia communication library written in C. In 2.17 and earlier, the OpenSSL and GnuTLS backends in pjlib/src/pj/sslsockossl.c and pjlib/src/pj/sslsockgtls.c copy DNS SubjectAltName values with string functions that recalculate their length and truncate an...

CVE-2026-77396: Heap-based Buffer Overflow

PJSIP is a free and open source multimedia communication library written in C. In 2.17 and earlier, the PJSIP AVI parser in pjmedia/src/pjmedia/aviplayer.c uses an input-file video chunk length as the number of bytes copied into a frame buffer whose capacity is derived from the declared media...

PT-2026-95551

Name of the Vulnerable Software and Affected Versions PJSIP versions prior to 2.18 Description The AVI parser in pjmedia/src/pjmedia/avi player.c uses a video chunk length from an input file to determine the number of bytes copied into a frame buffer. Because the buffer capacity is based on...

pjsip:fuzz-sip-transaction: Heap-use-after-free in pjsip_get_response_addr

Detailed Report: https://oss-fuzz.com/testcase?key=4675590108807168 Project: pjsip Fuzzing Engine: afl Fuzz Target: fuzz-sip-transaction Job Type: aflasanpjsip Platform Id: linux Crash Type: Heap-use-after-free READ 4 Crash Address: 0x7654ad1e51a8 Crash State: pjsipgetresponseaddr...

CVE-2026-57159

A flaw was found in PJSIP. An out-of-bounds read and write can occur in the SDP negotiator when the remote payload-type map maintenance feature is enabled. A remote attacker can trigger this via payload-type numbers taken from a remote SDP offer or answer, which are used as an index to access...

CVE-2026-57163

A flaw was found in PJSIP. A stack buffer overflow exists in the GnuTLS TLS backend when parsing the Subject Alternative Name extension of a peer certificate. A remote attacker can exploit this by presenting a specially crafted certificate during the TLS handshake, before SIP-level authentication...

CVE-2026-57162

A flaw was found in PJSIP. A stack buffer overflow exists in the SRTP/SDES media transport when processing a=crypto attributes during SDP offer/answer negotiation. A remote attacker can exploit this by sending an excessive number of a=crypto attributes in a single media description. This can resu...

Linux Distros Unpatched Vulnerability : CVE-2026-57160

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - PJSIP is a free and open source multimedia communication library written in C. Prior to commit d6a0e7f, a buffer overflow can occur in pjsipgenericarrayhdrprint...

Linux Distros Unpatched Vulnerability : CVE-2026-57163

"The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - PJSIP is a free and open source multimedia communication library written in C. Prior to commit c4a151a, a stack buffer overflow exists in the GnuTLS TLS backen...

Linux Distros Unpatched Vulnerability : CVE-2026-57159

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - PJSIP is a free and open source multimedia communication library written in C. Prior to commit 673b978, a remote out-of-bounds read and write can occur in the S...

Linux Distros Unpatched Vulnerability : CVE-2026-57162

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - PJSIP is a free and open source multimedia communication library written in C. Prior to commit a1b707c, a stack buffer overflow exists in the SRTP/SDES media...

Linux Distros Unpatched Vulnerability : CVE-2026-57164

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - PJSIP is a free and open source multimedia communication library written in C. Prior to commit 8d5956a, a heap buffer overflow exists in the PJLIB-UTIL HTTP...

Linux Distros Unpatched Vulnerability : CVE-2026-57166

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - 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...