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OpenAdvisories
Critical DSA-5285-1 20 CVEs

asterisk - security update

Published Nov 17, 2022 · Updated Mar 9, 2026

Fixed packages 1

ReleasePackageFixed in
Debian · 11 asterisk 1:16.28.0~dfsg-0+deb11u1

Vulnerabilities 20

  • Critical 9.8

    Potential out-of-bound read/write in PJSIP

    PJSIP is a free and open source multimedia communication library written in C. PJSIP versions 2.12 and prior do not parse incoming RTCP feedback RPSI (Reference Picture Selection Indication) packet, but any app that directly uses pjmedia_rtcp_fb_parse_rpsi() …

  • Critical 9.1

    Potential out-of-bound read during RTP/RTCP parsing in PJSIP

    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 version 2.11.1 and prior, there are various cases where it is possible that certain inc…

  • Critical 9.1

    Out-of-bounds read in multipart parsing in PJSIP

    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 2.11.1 and prior, parsing an incoming SIP message that contains a malformed mu…

  • High 8.2

    Prevent out-of-bounds read in PJSIP

    PJSIP is a free and open source multimedia communication library. In version 2.11.1 and prior, if incoming RTCP XR message contain block, the data field is not checked against the received packet size, potentially resulting in an out-of-bound read access. Thi…

  • High 8.1

    Use after free in PJSIP

    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 up to and including 2.11.1 when in a dialog set (or forking) scenario, a hash …

  • High 7.5

    Infinite Loop in PJSIP

    PJSIP is a free and open source multimedia communication library written in the C language. Versions 2.12 and prior contain a denial-of-service vulnerability that affects PJSIP users that consume PJSIP's XML parsing in their apps. Users are advised to update.…

  • High 7.5

    Stack buffer overflow in pjproject

    PJSIP is a free and open source multimedia communication library written in C. Versions 2.12 and prior contain a stack buffer overflow vulnerability that affects PJSUA2 users or users that call the API `pjmedia_sdp_print(), pjmedia_sdp_media_print()`. Applica…

  • High 7.5

    Potential infinite loop when parsing WAV format file in PJSIP

    PJSIP is a free and open source multimedia communication library written in C. A denial-of-service vulnerability affects applications on a 32-bit systems that use PJSIP versions 2.12 and prior to play/read invalid WAV files. The vulnerability occurs when read…

  • High 7.5

    Potential heap buffer overflow when parsing DNS packets in PJSIP

    PJSIP is a free and open source multimedia communication library written in C. A buffer overflow vulnerability in versions 2.12 and prior affects applications that use PJSIP DNS resolution. It doesn't affect PJSIP users who utilize an external resolver. This …

  • High 7.3

    Potential integer underflow upon receiving STUN message in PJSIP

    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 affected versions if the incoming STUN message contains an ERROR-CODE attribute, the he…

  • High 7.3

    Out-of-bounds read when parsing RTCP BYE message in PJSIP

    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 affected versions if the incoming RTCP BYE message contains a reason's length, this dec…

  • Unscored —

    Stack overflow in PJSUA API when calling pjsua_player_create. An attacker-controlled 'filename' argument may cause a bu…

  • Unscored —

    Stack overflow in PJSUA API when calling pjsua_recorder_create. An attacker-controlled 'filename' argument may cause a …

  • Unscored —

    Stack overflow in PJSUA API when calling pjsua_playlist_create. An attacker-controlled 'file_names' argument may cause …

  • Unscored —

    Read out-of-bounds in PJSUA API when calling pjsua_recorder_create. An attacker-controlled 'filename' argument may caus…

  • Unscored —

    Buffer overflow in PJSUA API when calling pjsua_call_dump. An attacker-controlled 'buffer' argument may cause a buffer …

  • Unscored —

    res_pjsip_t38 in Sangoma Asterisk 16.x before 16.16.2, 17.x before 17.9.3, and 18.x before 18.2.2, and Certified Asteri…

  • Unscored —
    CVE-2022-26498 EPSS 17%

    An issue was discovered in Asterisk through 19.x. When using STIR/SHAKEN, it is possible to download files that are not…

  • Unscored —

    An SSRF issue was discovered in Asterisk through 19.x. When using STIR/SHAKEN, it's possible to send arbitrary requests…

  • Unscored —

    An issue was discovered in Asterisk through 19.x and Certified Asterisk through 16.8-cert13. The func_odbc module provi…