Bug 2445116 (CVE-2026-28799) - CVE-2026-28799 PJSIP: PJSIP: Denial of Service via heap use-after-free in event subscription
Summary: CVE-2026-28799 PJSIP: PJSIP: Denial of Service via heap use-after-free in eve...
Keywords:
Status: NEW
Alias: CVE-2026-28799
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
high
high
Target Milestone: ---
Assignee: Product Security DevOps Team
QA Contact:
URL:
Whiteboard:
Depends On: 2445122 2445124
Blocks:
TreeView+ depends on / blocked
 
Reported: 2026-03-06 07:02 UTC by OSIDB Bzimport
Modified: 2026-03-06 07:23 UTC (History)
0 users

Fixed In Version:
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Description OSIDB Bzimport 2026-03-06 07:02:00 UTC 
PJSIP is a free and open source multimedia communication library written in C. Prior to version 2.17, a heap use-after-free vulnerability exists in PJSIP's event subscription framework (evsub.c) that is triggered during presence unsubscription (SUBSCRIBE with Expires=0). This issue has been patched in version 2.17.
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