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No exploitation reportedFix available

CVE-2026-104592

No exploitation reported by the sources we read.

  • Published2026-10-26
  • WeaknessCWE-125

Am I affected?

With a domain, we read the version its public headers and pages expose. A distribution build can carry the fix under an older number.

Description

libosmocore through 1.14.1 contains an out-of-bounds read in the CBSP WRITE-REPLACE decoder in src/gsm/cbsp.c. This allows a remote attacker to cause a denial of service.

Timeline

dates in UTC
  1. 2026-10-2619:16CVE publishedNVD

Observed activity

isMalicious corpus · updated 2026-11-02 15:37 UTC
Indicators tagged with this CVE, per day0 indicators over 7 days
Block these indicators
  • Firewall list (EDL, text): https://api.ismalicious.com/edl/cve/CVE-2026-104592?format=txt
  • CSV export: https://api.ismalicious.com/edl/cve/CVE-2026-104592?format=csv
  • TAXII collection of exploited CVEs
  • The EDL and CSV take an API key on the Pro plan.

Versions per branch

Distribution builds and vendor advisories

Packages from OSV.dev and products from the vendors' CSAF advisories.

version not verifiedVersions not verified: read as OSV.dev and the vendors publish them, not checked against each vendor's release list.

Packages

  • libosmocoreUbuntu:26.10all versions · no fixed version listed
  • libosmocoreUbuntu:26.04:LTSall versions · no fixed version listed
  • libosmocoreUbuntu:24.04:LTSall versions · no fixed version listed
  • libosmocoreUbuntu:22.04:LTSall versions · no fixed version listed
  • libosmocoreUbuntu:20.04:LTSall versions · no fixed version listed
  • libosmocoreUbuntu:18.04:LTSall versions · no fixed version listed
  • libosmocoreUbuntu:16.04:LTSall versions · no fixed version listed
  • libosmocoreDebian:14all versions · fixed in 1.14.2-1

2 more package ranges on OSV.dev

Vendor advisories

  • CVE-2026-104592 Red Hat Product Security

    libosmocore: libosmocore: Denial of Service via out-of-bounds read in CBSP decoder

Full record on NVD

Fix

No fix published by the sources we read yet. NVD record

Detection

Nuclei template
none so far
ProjectDiscovery
Exploit-DB
no entry
Exploit-DB
Proof-of-concept repositories
none listed
PoC-in-GitHub
Metasploit modules
none listed
Metasploit Framework

Sources

Identifiers

Technical details

CVSS v3 Vector
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Published
2026-10-26
Last Modified
2026-10-30
NVD status
Deferred
GitHub Advisory
GHSA-cwm8-hc2v-xwc3

Frequently asked questions

What is CVE-2026-104592?

libosmocore through 1.14.1 contains an out-of-bounds read in the CBSP WRITE-REPLACE decoder in src/gsm/cbsp.c. This allows a remote attacker to cause a denial of service.

Is CVE-2026-104592 actively exploited?

Active exploitation of CVE-2026-104592 has not been confirmed. Its EPSS score was 0.3% on 2026-11-02, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2026-104592?

CVE-2026-104592 has a CVSS v3 base score of 6.5 (MEDIUM severity), with vector string CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

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Sources for this record