// For flags

CVE-2023-49467

Ubuntu Security Notice USN-6677-1

Severity Score

8.8
*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

1
*Multiple Sources

Exploited in Wild

-
*KEV

Decision

-
*SSVC
Descriptions

Libde265 v1.0.14 was discovered to contain a heap-buffer-overflow vulnerability in the derive_combined_bipredictive_merging_candidates function at motion.cc.

Se descubrió que Libde265 v1.0.14 contenía una vulnerabilidad de desbordamiento del búfer de almacenamiento dinámico en la función derive_combined_bipredictive_merging_candidates en motion.cc.

It was discovered that libde265 could be made to dereference invalid memory. If a user or automated system were tricked into opening a specially crafted file, an attacker could possibly use this issue to cause a denial of service. This issue only affected Ubuntu 20.04 LTS and Ubuntu 22.04 LTS. It was discovered that libde265 could be made to write out of bounds. If a user or automated system were tricked into opening a specially crafted file, an attacker could possibly use this issue to cause a denial of service or execute arbitrary code. This issue only affected Ubuntu 16.04 LTS, Ubuntu 18.04 LTS, Ubuntu 20.04 LTS, and Ubuntu 22.04 LTS.

*Credits: N/A
CVSS Scores
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
Required
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High
Attack Vector
Network
Attack Complexity
Low
Authentication
None
Confidentiality
Complete
Integrity
Complete
Availability
Complete
* Common Vulnerability Scoring System
SSVC
  • Decision:-
Exploitation
-
Automatable
-
Tech. Impact
-
* Organization's Worst-case Scenario
Timeline
  • 2023-11-27 CVE Reserved
  • 2023-12-07 CVE Published
  • 2024-08-02 CVE Updated
  • 2024-08-02 First Exploit
  • 2025-07-17 EPSS Updated
  • ---------- Exploited in Wild
  • ---------- KEV Due Date
CWE
  • CWE-787: Out-of-bounds Write
CAPEC
Affected Vendors, Products, and Versions
Vendor Product Version Other Status
Vendor Product Version Other Status <-- --> Vendor Product Version Other Status
Struktur
Search vendor "Struktur"
Libde265
Search vendor "Struktur" for product "Libde265"
1.0.14
Search vendor "Struktur" for product "Libde265" and version "1.0.14"
-
Affected