CVE-2026-57160

PJSIP is a free and open source multimedia communication library written in C. Prior to commit d6a0e7f, a buffer overflow can occur in pjsipgenericarrayhdrprint in pjsip/src/pjsip/sipmsg.c, the function that serializes generic array headers such as Allow, Require, Supported, and Unsupported. Unde...

CVE-2026-57159 PJSIP: SDP parser out-of-bounds write in remote payload-type map maintenance

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 SDP negotiator when the remote payload-type map maintenance feature is enabled. assignptandupdatemap in pjmedia/src/pjmedia/sdpneg.c uses...

CVE-2026-57159 PJSIP: SDP parser out-of-bounds write in remote payload-type map maintenance

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 SDP negotiator when the remote payload-type map maintenance feature is enabled. assignptandupdatemap in pjmedia/src/pjmedia/sdpneg.c uses...

EUVD-2026-71653

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 SDP negotiator when the remote payload-type map maintenance feature is enabled. assignptandupdatemap in pjmedia/src/pjmedia/sdpneg.c uses...

CVE-2026-57159

PJSIP is an open-source multimedia communication library in C. Prior to commit 673b978 , a crafted remote SDP offer or answer can trigger an out-of-bounds read and write in assign_pt_and_update_map() within pjmedia/src/pjmedia/sdp_neg.c, which indexes fixed-size internal tables using payload-type...

CVE-2026-57159 PJSIP: SDP parser out-of-bounds write in remote payload-type map maintenance

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 SDP negotiator when the remote payload-type map maintenance feature is enabled. assignptandupdatemap in pjmedia/src/pjmedia/sdpneg.c uses...

CVE-2026-57159

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 SDP negotiator when the remote payload-type map maintenance feature is enabled. assignptandupdatemap in pjmedia/src/pjmedia/sdpneg.c uses...

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...

CVE-2026-57165: Stack-based Buffer Overflow

PJSIP is a free and open source multimedia communication library written in C. Prior to commit 628b716, a stack buffer overflow exists in the PJLIB-UTIL telnet CLI front-end when redrawing the command line during history recall handleupdown in clitelnet.c. This affects only applications that enab...

CVE-2026-57164: Heap-based Buffer Overflow

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 client httpclient.c when buffering an HTTP response body. This affects applications that use the PJLIB-UTIL HTTP client to receive a whole...

CVE-2026-57163: Stack-based Buffer Overflow

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 backend when parsing the Subject Alternative Name extension of a peer certificate tlscertgetinfo in sslsockgtls.c. Only GnuTLS builds are affect...

CVE-2026-57161: Stack-based Buffer Overflow

PJSIP is a free and open source multimedia communication library written in C. Prior to commit acc03b5, a stack buffer overflow exists in PJSUA when processing Service-Route headers in a registration response updateserviceroute in pjsuaacc.c. This affects applications that register using the...

CVE-2026-57160: Off-by-one Error

PJSIP is a free and open source multimedia communication library written in C. Prior to commit d6a0e7f, a buffer overflow can occur in pjsipgenericarrayhdrprint in pjsip/src/pjsip/sipmsg.c, the function that serializes generic array headers such as Allow, Require, Supported, and Unsupported. Unde...

CVE-2026-57159: Improper Validation of Array Index

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 SDP negotiator when the remote payload-type map maintenance feature is enabled. assignptandupdatemap in pjmedia/src/pjmedia/sdpneg.c uses...

PT-2026-86168

Name of the Vulnerable Software and Affected Versions PJSIP versions prior to commit a1b707c Description A stack buffer overflow occurs in the SRTP/SDES media transport when processing a=crypto attributes during the Session Description Protocol SDP offer/answer process. The issue resides in the...

PT-2026-86166

PJSIP is a free and open source multimedia communication library written in C. Prior to commit d6a0e7f, a buffer overflow can occur in pjsip generic array hdr print in pjsip/src/pjsip/sip msg.c, the function that serializes generic array headers such as Allow, Require, Supported, and Unsupported...

PT-2026-86171

PJSIP is a free and open source multimedia communication library written in C. Prior to commit 628b716, a stack buffer overflow exists in the PJLIB-UTIL telnet CLI front-end when redrawing the command line during history recall handle up down in cli telnet.c. This affects only applications that...

PT-2026-86169

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 backend when parsing the Subject Alternative Name extension of a peer certificate tls cert get info in ssl sock gtls.c. Only GnuTLS builds are...

CVE-2026-57162: Stack-based Buffer Overflow

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 transport when processing a=crypto attributes during SDP offer/answer sdesencodesdp in transportsrtpsdes.c. This affects applications with...

PT-2026-86165

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 SDP negotiator when the remote payload-type map maintenance feature is enabled. assign pt and update map in pjmedia/src/pjmedia/sdp neg.c...