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No exploitation reportedFix available

CVE-2021-36411

No exploitation reported by the sources we read.

  • Published2022-01-10
  • WeaknessCWE-125

Am I affected?

With a domain, we read the version its public headers and pages expose. A distribution build can carry the fix under an older number.

Description

An issue has been found in libde265 v1.0.8 due to incorrect access control. A SEGV caused by a READ memory access in function derive_boundaryStrength of deblock.cc has occurred. The vulnerability causes a segmentation fault and application crash, which leads to remote denial of service.

Timeline

dates in UTC
  1. 2022-01-1023:15CVE publishedNVD

Versions per branch

NVD
Debian debian linux
BranchAffectedFixed in
10.0= 10.0no fix published
11.0= 11.0no fix published
Struktur libde265
BranchAffectedFixed in
1.0= 1.0.8no fix published

as publishedRanges as NVD and OSV publish them; a distribution’s build can be fixed under an older number.

Distribution builds and vendor advisories

Packages from OSV.dev and products from the vendors' CSAF advisories.

version not verifiedVersions not verified: read as OSV.dev and the vendors publish them, not checked against each vendor's release list.

Packages

  • libde265Ubuntu:Pro:18.04:LTSall versions · fixed in 1.0.2-2ubuntu0.18.04.1~esm2
  • libde265Ubuntu:Pro:16.04:LTSall versions · fixed in 1.0.2-2ubuntu0.16.04.1~esm2
  • libde265Ubuntu:22.04:LTSall versions · fixed in 1.0.8-1ubuntu0.1
  • libde265Ubuntu:20.04:LTSall versions · fixed in 1.0.4-1ubuntu0.2
  • libde265Mageia:8all versions · fixed in 1.0.11-1.mga8.tainted
  • libde265Mageia:8all versions · fixed in 1.0.11-1.mga8
  • libde265Debian:14all versions · fixed in 1.0.8-1.1
  • libde265Debian:13all versions · fixed in 1.0.8-1.1

15 more package ranges on OSV.dev

Full record on NVD

Fix

No fix published by the sources we read yet. NVD record

Detection

Nuclei template
none so far
ProjectDiscovery
Exploit-DB
no entry
Exploit-DB
Proof of concept
Metasploit modules
none listed
Metasploit Framework

Sources

Identifiers

Technical details

CVSS v3 Vector
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Published
2022-01-10
Last Modified
2026-06-17
NVD status
Modified
GitHub Advisory
GHSA-hg2h-r57q-9hx4

Frequently asked questions

What is CVE-2021-36411?

An issue has been found in libde265 v1.0.8 due to incorrect access control. A SEGV caused by a READ memory access in function derive_boundaryStrength of deblock.cc has occurred. The vulnerability causes a segmentation fault and application crash, which leads to remote denial of service.

Is CVE-2021-36411 actively exploited?

Active exploitation of CVE-2021-36411 has not been confirmed. Its EPSS score was 1.2% on 2026-11-08, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2021-36411?

CVE-2021-36411 has a CVSS v3 base score of 5.5 (MEDIUM severity), with vector string CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H.

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