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TI-2026-06821 Aliases CVE-2026-7739GHSA-x2qh-qj48-7p3r

justdan96 tsMuxer hevc.cpp setFPS denial of service

Priority MEDIUM 55CWE-404Published · Updated

Key facts

Attack vector
Local
Privileges required
Low
User interaction
None
Attack complexity
Low
Attack requirements
None
Impact type
Denial of service
Confidentiality · integrity · availability
None · None · Low
Fix status
No fix listed

Attack profile from CVSS 4.0 · CNA. Fix status from CNA. Impact type from CWE-404.

Summary

A weakness has been identified in justdan96 tsMuxer up to 2.7.0. This vulnerability affects the function HevcVpsUnit::setFPS of the file /AFLplusplus/tsMuxer_prev/tsMuxer/hevc.cpp. This manipulation of the argument track_id causes denial of service. The attack requires local access. The exploit has been made available to the public and could be used for attacks. This vulnerability only affects products that are no longer supported by the maintainer.

Why it matters now

Exploitation Proof of concept CISA SSVC · not in CISA KEV
EPSS 0.00113 1st percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by the CNA
Fix No fix listed No fixed version in the sources yet

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation
Poc
Automatable
No
Technical impact
Partial

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

VendorProductAffected versionsFixed inStatusSource
justdan96tsMuxer2.0; 2.1; 2.2; 2.3; 2.4; 2.5; 2.6; 2.7.0—No fix listedCNA
  • tsMuxer Vendorjustdan96 Affected 2.0; 2.1; 2.2; 2.3; 2.4; 2.5; 2.6; 2.7.0 Fixed in — No fix listed CNA

CPE names CNA · 1

CPEVersionsRoleVendor
cpe:2.3:a:justdan96:tsmuxer:*:*:*:*:*:*:*:*——justdan96
  • cpe:2.3:a:justdan96:tsmuxer:*:*:*:*:*:*:*:* Versions — — ·justdan96

Remediation

No fixed version listed by the sources yet.

Timeline

  1. 2026-10-02 Threatist record created from CVE-2026-7739
  2. 2026-10-03 Alias added: GHSA-x2qh-qj48-7p3r

References

Exploit 1

Other 2

  • TI-2024-33244 A heap-based buffer overflow in tsMuxer version nightly-2024-03-14-01-51-12 allows… CVSS 3.1HIGH 8.8
  • TI-2024-27534 A heap-based buffer overflow in tsMuxer version nightly-2024-03-14-01-51-12 allows… CVSS 3.1HIGH 8.8
  • TI-2023-24363 tsMuxer version git-2539d07 was discovered to contain an alloc-dealloc-mismatch (operator… CVSS 3.1HIGH 7.5
  • TI-2024-33243 A negative-size-param in tsMuxer version nightly-2024-04-05-01-53-02 allows attackers to… CVSS 3.1MEDIUM 6.5
  • TI-2024-27535 A heap-based buffer overflow in tsMuxer version nightly-2024-05-10-02-00-45 allows… CVSS 3.1MEDIUM 6.5
  • TI-2024-27533 A stack-based buffer over-read in tsMuxer version nightly-2024-03-14-01-51-12 allows… CVSS 3.1MEDIUM 6.5
See all 10 →

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences