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VulnerabilityPublished Updated

CVE-2026-104592: libosmocore through 1.14.1 contains an out-of-bounds read in the CBSP WRITE-REPLACE decoder in

Affects libosmocoreSource GCVE Database

0
Authoritative record:CVE-2026-104592· Medium

Not known to be exploited : update libosmocore when convenient.

Data as of 28 Oct 2026, 22:31 UTC

Severity
Medium

Rated by Threat Radar · CVSS not yet scored by NVD

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 26 Oct 2026

  2. Detectable: no evidence on record.

    No public nuclei template indexed

  3. Weaponised: no evidence on record.

    No public exploit code indexed in Metasploit or Exploit-DB

  4. Exploited in the wild: no evidence on record.

    Not in CISA KEV and no source reports exploitation

  5. Observed by OffSeq Mirage: no evidence on record.

    No attack traffic recorded by OffSeq Mirage sensors

A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 26 Oct 2026.

What to do

Affected software

ProductAffectedFixed in
Ubuntu 26.10libosmocorepkg:deb/ubuntu/libosmocore?arch=source&distro=stonkingOther threatsAffected
  • =1.11.0-2build1
Fixed in–
Ubuntu 26.04 LTSlibosmocorepkg:deb/ubuntu/libosmocore?arch=source&distro=resoluteOther threatsAffected
  • =1.11.0-2
  • =1.11.0-2build1
Fixed in–
Ubuntu 24.04 LTSlibosmocorepkg:deb/ubuntu/libosmocore?arch=source&distro=nobleOther threatsAffected
  • =1.7.0-3
  • =1.7.0-3.1build1
  • =1.7.0-3.1build2
Fixed in–
Ubuntu 22.04 LTSlibosmocorepkg:deb/ubuntu/libosmocore?arch=source&distro=jammyOther threatsAffected
  • =1.4.2-3
  • =1.6.0-3
  • =1.6.0-3build1
Fixed in–
Ubuntu 20.04 LTSlibosmocorepkg:deb/ubuntu/libosmocore?arch=source&distro=focalOther threatsAffected
  • =0.12.1-3
  • =0.12.1-3ubuntu1
Fixed in–
Ubuntu 18.04 LTSlibosmocorepkg:deb/ubuntu/libosmocore?arch=source&distro=bionicOther threatsAffected
  • =0.9.0-7
Fixed in–

Check your own hosts for these packages with threat-finder (opens in a new tab), our free open-source scanner.

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.

References

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