CVE-2026-41416: PJSIP is a free and open source multimedia communication library written in C

Q: How do I fix CVE-2026-41416?

pjsip: upgrade to 2.17. Exact commands for each OS are on this page.

Q: Is CVE-2026-41416 being exploited?

CVE-2026-41416 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2026-41416 affect?

CVE-2026-41416 affects pjsip. Severity is high (CVSS 7.5). 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 m

Q: How urgent is CVE-2026-41416?

Priority 36/100. High severity; Remotely exploitable, no login, no user action

Routine

HIGH 7.5REMOTEUPGRADE

CVE-2026-41416 is a high-severity flaw (CVSS 7.5) affecting pjsip. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

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.

Why this priority

High severity
Remotely exploitable, no login, no user action

A fixed release or distro patch exists.

Risk facts

CVSS score	7.5 (High)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	0.3% (top 80%)
CISA exploited list	No
Weakness	CWE-190
Published	2026-04-24
Last modified	2026-10-26

Publisher (CNA): GitHub, Inc. · Vendor: teluu

Last updated 2026-10-26 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2026-04-24 19:17 UTCPublished CVE record published
2026-10-26 00:10 UTCUpdated Record last modified

teluu pjsip UPGRADE

Affected: < 2.17

Fixed in: 2.17

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy pjsip || rpm -q pjsip || pjsip --version

2. UPGRADE to 2.17 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade pjsip

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade pjsip

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2026-41416?

pjsip: upgrade to 2.17. Exact commands for each OS are on this page.

Is CVE-2026-41416 being exploited?

CVE-2026-41416 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2026-41416 affect?

CVE-2026-41416 affects pjsip. Severity is high (CVSS 7.5). 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 m

How urgent is CVE-2026-41416?

Priority 36/100. High severity; Remotely exploitable, no login, no user action

References

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