A heap-based buffer over-read in the getbits function in src/libmpg123/getbits.h in…
Priority MEDIUM 41CWE-125Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- Required
- Attack complexity
- Low
- Impact type
- —
- Confidentiality · integrity · availability
- High · High · Low
- Fix status
- No fix listed
Attack profile from CVSS 3.0 · NVD. Fix status from CNA.
Summary
A heap-based buffer over-read in the getbits function in src/libmpg123/getbits.h in mpg123 through 1.25.5 allows remote attackers to cause a possible denial-of-service (out-of-bounds read) or possibly have unspecified other impact via a crafted mp3 file.
Why it matters now
EPSS 0.02807 86th percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by NVD
Fix No fix listed No fixed version in the sources yet
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
Remediation
No fixed version listed by the sources yet.
Vendor assessments
Red Hat
Red Hat rating: Moderate. Red Hat's page for this CVE →
Not affected: 2 products
- Red Hat Enterprise Linux 7
- Red Hat Enterprise Linux 8
Timeline
- 2026-10-02 Threatist record created from CVE-2017-12839
- 2026-10-03 Alias added: GHSA-gv4j-f4j9-qr3q
References
More Mpg123 vulnerabilities
- TI-2004-01162 Buffer overflow in the find_next_file function in playlist.c for mpg123 0.59r allows… CVSS 2.0HIGH 10.0
- TI-2004-00889 Buffer overflow in the getauthfromURL function in httpget.c in mpg123 pre0.59s and mpg123… CVSS 2.0HIGH 10.0
- TI-2009-01236 Integer signedness error in the store_id3_text function in the ID3v2 code in mpg123… CVSS 2.0HIGH 10.0
- TI-2003-00799 Heap-based buffer overflow in readstring of httpget.c for mpg123 0.59r and 0.59s allows… CVSS 2.0HIGH 7.5
- TI-2006-03253 Heap-based buffer overflow in httpdget.c in mpg123 before 0.59s-rll allows remote… CVSS 2.0HIGH 7.5
- TI-2004-00898 Buffer overflow in mpg123 before 0.59s-r9 allows remote attackers to execute arbitrary… CVSS 2.0HIGH 7.5
Sources
- CVE-2017-12839 · CVE Program
- CVE-2017-12839 · NVD
- FIRST EPSS
- GHSA-gv4j-f4j9-qr3q · GitHub Advisory Database · CC BY 4.0
- CVE-2017-12839 · Red Hat security data · CC BY 4.0
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