UBUNTU-CVE-2021-43086

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Source

https://ubuntu.com/security/CVE-2021-43086

Import Source

https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2021/UBUNTU-CVE-2021-43086.json

JSON Data

https://api.osv.dev/v1/vulns/UBUNTU-CVE-2021-43086

Upstream

CVE-2021-43086

Published

2022-02-28T15:15:00Z

Modified

2026-05-20T16:05:16.785258283Z

Severity

9.8 (Critical) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H CVSS Calculator
Ubuntu - medium

Summary

[none]

Details

ARM astcenc 3.2.0 is vulnerable to Buffer Overflow. When the compression function of the astc-encoder project with -cl option was used, a stack-buffer-overflow occurred in function encodeise() in function compresssymbolicblockforpartition2planes() in "/Source/astcenccompresssymbolic.cpp".

References

Affected packages

Ubuntu:22.04:LTS / astc-encoder

Package

Name: astc-encoder
Purl: pkg:deb/ubuntu/astc-encoder?arch=source&distro=jammy

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Affected versions

2.*

2.1+ds-3

3.*

3.2+ds-2

3.3+ds-1

Ecosystem specific

{
    "binaries": [
        {
            "binary_name": "astcenc",
            "binary_version": "3.3+ds-1"
        },
        {
            "binary_name": "libastcenc1d",
            "binary_version": "3.3+ds-1"
        }
    ]
}

Database specific

source

"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2021/UBUNTU-CVE-2021-43086.json"

Ubuntu:24.04:LTS / astc-encoder

Package

Name: astc-encoder
Purl: pkg:deb/ubuntu/astc-encoder?arch=source&distro=noble

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Affected versions

4.*

4.5.0+ds-2

4.7.0+ds-2

4.7.0+ds-2build1

4.7.0+ds-2build2

4.7.0+ds-2build3

Ecosystem specific

{
    "binaries": [
        {
            "binary_name": "astcenc",
            "binary_version": "4.7.0+ds-2build3"
        },
        {
            "binary_name": "libastcenc5d",
            "binary_version": "4.7.0+ds-2build3"
        }
    ]
}

Database specific

source

"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2021/UBUNTU-CVE-2021-43086.json"

Ubuntu:25.10 / astc-encoder

Package

Name: astc-encoder
Purl: pkg:deb/ubuntu/astc-encoder?arch=source&distro=questing

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Affected versions

5.*

5.1.0+ds-2

5.2.0+ds-1

Ecosystem specific

{
    "binaries": [
        {
            "binary_name": "astcenc",
            "binary_version": "5.2.0+ds-1"
        },
        {
            "binary_name": "libastcenc5d",
            "binary_version": "5.2.0+ds-1"
        }
    ]
}

Database specific

source

"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2021/UBUNTU-CVE-2021-43086.json"

Ubuntu:26.04:LTS / astc-encoder

Package

Name: astc-encoder
Purl: pkg:deb/ubuntu/astc-encoder?arch=source&distro=resolute

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Affected versions

5.*

5.2.0+ds-1

5.3.0+ds-5

Ecosystem specific

{
    "binaries": [
        {
            "binary_name": "astcenc",
            "binary_version": "5.3.0+ds-5"
        },
        {
            "binary_name": "libastcenc5d",
            "binary_version": "5.3.0+ds-5"
        }
    ]
}

Database specific

source

"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2021/UBUNTU-CVE-2021-43086.json"