CVE-2023-49468: struktur libde265 Out-of-bounds Write
CVSS: 8.8v3.1HighModified
AliasesALPINE-CVE-2023-49468UBUNTU-CVE-2023-49468DEBIAN-CVE-2023-49468
Published 07-12-2023Last modified 28-08-2024
Vulnerability summary
CVE-2023-49468 is a high (CVSS 8.8) Out-of-bounds Write vulnerability in struktur libde265. EPSS estimates a 0.87% chance of exploitation in the next 30 days, higher than 58% of scored vulnerabilities. 1 public exploit is recorded.
CVSS score
8.8/10
010
High · v3.1 (CVE.org)EPSS score
0.87%
0%100%
Low · 0.00 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits1github
Advisory lineage
Upstream 0 · Downstream 2 · Related 1Timeline
- 07-12-2023PublishedVulnerability first disclosed.
- 28-08-2024Last modifiedVulnerability information updated.
Description
Libde265 v1.0.14 was discovered to contain a global buffer overflow vulnerability in the read_coding_unit function at slice.cc.
CVSS metrics
5 scores · 5 sources · 1 versionHigh 8.8Preferred score · CVE.org (CNA)
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:HSourcesAll 5 agree
- OSV · AlpineEcosystem advisory · calculated8.8HighCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
- OSV · UbuntuEcosystem advisory · calculated8.8HighCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
- OSV · DebianEcosystem advisory · calculated8.8HighCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
- NVDNIST8.8HighCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
EPSS trend
Probability
0.87%
Chance of exploitation in the next 30 days
Percentile
58%
Versus all other CVEs
30-day change
0.00 pp
From 0.87% on 20-09-2026
20-09-202620-10-2026
EPSS score0.87%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
1 foundLibde265
Maturity: poc
Weaknesses
CWE · root cause- CWE-787Out-of-bounds WriteThe product writes data past the end, or before the beginning, of the intended buffer.
- CWE-120Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')The product copies an input buffer to an output buffer without verifying that the size of the input buffer is less than the size of the output buffer.
Affected systems
Alpine1 product
- libde265< 1.0.15-r0
Debian1 product
- libde265< 1.0.11-1+deb12u2 | < 1.0.15-1
Struktur1 product
- libde2651.0.14
Ubuntu1 product
- libde265< 1.0.2-2ubuntu0.16.04.1~esm4 | < 1.0.2-2ubuntu0.18.04.1~esm4 | < 1.0.4-1ubuntu0.4 | < 1.0.8-1ubuntu0.3
4 vendors · 4 products
