CVE-2026-41416

PJSIP: Asymmetric ptime integer overflow in Media Stream

HIGH
7.5
CVSS Score
Published: April 24, 2026 at 06:40 PM UTC
Updated: October 26, 2026 at 12:10 AM UTC
2 products affected across 2 vendorsPjsipPjsip

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Severity
HIGH7.5
Exploit prediction
EPSS 0.3%
SSVC
No known exploit

Description

PJSIP is a free and open source multimedia communication library written in C. In 2.16 and earlier, there is an integer overflow in media stream buffer size calculation when processing SDP with asymmetric ptime configuration. The overflow may result in an undersized buffer allocation, which can lead to unexpected application termination or memory corruption This vulnerability is fixed in 2.17.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

v < 2.17
v < 2.17
Affected range stops below 2.17, so it looks safe — our inference, not a vendor statement

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

References (2)

SSVC — Action Prioritization

SSVCNo known exploitAutomatableTotal impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

Attack Vector
NETWORK
Complexity
LOW
Privileges
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
NONE
Availability
HIGH
Vector?

Quick Info

StatusANALYZED
CWE
CWE-190

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