CVE-2025-63095

  1. OpenCVE
  2. Vulnerabilities (CVE)
  3. CVE-2025-63095
Improper input validation in the BitstreamWriter::write_bits() function of Tempus Ex hello-video-codec v0.1.0 allows attackers to cause a Denial of Service (DoS) via a crafted input.

6.5 /10

CVSS v3 : MEDIUM

V3 Legend

Vector :

Exploitability : 2.8 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction REQUIRED

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

References
Link Resource
https://gist.github.com/thesmartshadow/b092e2493821491b981a069847a33064 Exploit Patch Third Party Advisory
https://github.com/tempus-ex/hello-video-codec Product
https://github.com/tempus-ex/hello-video-codec/blob/3e9551c699311ea12ad7f2fce9562fbc990d524c/src/bitstream.rs Product
https://github.com/tempus-ex/hello-video-codec/tree/3e9551c699311ea12ad7f2fce9562fbc990d524c Product
Configurations

Configuration 1 (hide)

cpe:2.3:a:tempus-ex:hello-video-codec:0.1.0:*:*:*:*:*:*:*
History

23 Dec 2025, 13:53

Type Values Removed Values Added
CPE cpe:2.3:a:tempus-ex:hello-video-codec:0.1.0:*:*:*:*:*:*:*
First Time Tempus-ex
Tempus-ex hello-video-codec
References () https://gist.github.com/thesmartshadow/b092e2493821491b981a069847a33064 - () https://gist.github.com/thesmartshadow/b092e2493821491b981a069847a33064 - Exploit, Patch, Third Party Advisory
References () https://github.com/tempus-ex/hello-video-codec - () https://github.com/tempus-ex/hello-video-codec - Product
References () https://github.com/tempus-ex/hello-video-codec/blob/3e9551c699311ea12ad7f2fce9562fbc990d524c/src/bitstream.rs - () https://github.com/tempus-ex/hello-video-codec/blob/3e9551c699311ea12ad7f2fce9562fbc990d524c/src/bitstream.rs - Product
References () https://github.com/tempus-ex/hello-video-codec/tree/3e9551c699311ea12ad7f2fce9562fbc990d524c - () https://github.com/tempus-ex/hello-video-codec/tree/3e9551c699311ea12ad7f2fce9562fbc990d524c - Product

01 Dec 2025, 20:15

Type Values Removed Values Added
CVSS v2 : unknown
v3 : unknown 		v2 : unknown
v3 : 6.5
CWE CWE-20

01 Dec 2025, 16:15

Type Values Removed Values Added
New CVE
Information

Published : 2025-12-01 16:15

Updated : 2025-12-23 13:53

NVD link : CVE-2025-63095

Mitre link : CVE-2025-63095

CVE.ORG link : CVE-2025-63095

JSON object : View

Products Affected

tempus-ex

  • hello-video-codec
CWE
CWE-20

Improper Input Validation