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CVE-2026-41416— PJSIP: Asymmetric ptime integer overflow in Media Stream

AI Predicted 7.5 Difficulty: Moderate EPSS 0.06% · P17

Possible ATT&CK Techniques 1AI

T1190 · Exploit Public-Facing Application
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I. Basic Information for CVE-2026-41416

Vulnerability Information
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Vulnerability Title
PJSIP: Asymmetric ptime integer overflow in Media Stream
Source: NVD (National Vulnerability Database)
Vulnerability 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.
Source: NVD (National Vulnerability Database)
CVSS Information
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Type
整数溢出或超界折返
Source: NVD (National Vulnerability Database)
Vulnerability Title
PJSIP 输入验证错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
PJSIP是pjsip开源的一个免费和开源的多媒体通信库，用C语言编写，实现基于标准的协议，如SIP, SDP, RTP, STUN, TURN，和ICE。 PJSIP 2.16及之前版本存在输入验证错误漏洞，该漏洞源于处理SDP时媒体流缓冲区大小计算整数溢出，可能导致缓冲区分配不足。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

VendorProductAffected VersionsCPESubscribe
pjsippjproject < 2.17 -

II. Public POCs for CVE-2026-41416

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III. Intelligence Information for CVE-2026-41416

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Patches & Fixes for CVE-2026-41416 (1)

Vendor Advisories for CVE-2026-41416 (1)

IV. Related Vulnerabilities

Same product: pjproject
Same vendor: pjsip
Same weakness: CWE-190

V. Comments for CVE-2026-41416

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