🛡️ CVE-2026-49837 on Debian — gobgp

⚪ Unknown ✅ No Known Exploit OSV

N/A

CVSS Score

0 Low4 Medium7 High9 Critical10

Distribution advisory

This page covers CVE-2026-49837 as tracked by Debian, for the package gobgp. The fix is available in version 4.6.0-1; earlier versions remain affected.

How this vulnerability can be exploited

This issue can be reached over the network, attack complexity is high, an attacker needs no privileges on the target. No user interaction is required. The scope is unchanged, so the impact stays within the vulnerable component. Rated impact: confidentiality none, integrity high, availability none. (rating taken from the base CVE record.)

Weakness class

DEBIAN-CVE-2026-49837 is classified as CWE-125: Out-of-bounds Read. The code reads past the limits of a buffer, exposing adjacent memory contents or crashing the process.

Affected software

DEBIAN-CVE-2026-49837 is recorded against 1 package.

gobgp (fixed in 4.6.0-1)

Timeline and source

Published on 4 June 2026 and last revised on 10 June 2026. No public exploit is currently recorded for this entry. Record sourced from OSV.

References

security-tracker.debian.org (Advisory)

CVE-2026-49837 on other distributions

Each distribution ships its own build and its own fixed version. Pick the one you run:

Ubuntu

Details

Severity Unknown

CVSS Score N/A

CVSS Vector N/A

CWE N/A

Public Exploit ✅ No

Source OSV

Published 2026-06-04

Updated 2026-08-12

Modified 2026-06-10

Fix URL N/A

Affected Packages

Software	From version	Fixed in
gobgp	—	4.6.0-1

References

ADVISORY https://security-tracker.debian.org/tracker/CVE-2026-49837

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