UBUNTU-CVE-2021-32494
- Source
- https://ubuntu.com/security/CVE-2021-32494
- Import Source
- https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2021/UBUNTU-CVE-2021-32494.json
- JSON Data
- https://api.test.osv.dev/v1/vulns/UBUNTU-CVE-2021-32494
- Upstream
- Published
- 2023-07-07T19:15:00Z
- Modified
- 2025-12-09T09:03:17.404125Z
- Severity
-
- 10.0 (Critical) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H CVSS Calculator
- 7.5 (High) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H CVSS Calculator
- Ubuntu - medium
- Summary
- [none]
- Details
-
Radare2 has a division by zero vulnerability in Mach-O parser's rebase_buffer function. This allow attackers to create malicious inputs that can cause denial of service.
- References
Affected packages
Ubuntu:16.04:LTS / radare2
Package
- Name
- radare2
- Purl
- pkg:deb/ubuntu/radare2@0.9.6-3.1ubuntu1?arch=source&distro=xenial
Affected ranges
- Type
- ECOSYSTEM
- Events
-
Introduced0Unknown introduced version / All previous versions are affected
Ecosystem specific
{
"binaries": [
{
"binary_version": "0.9.6-3.1ubuntu1",
"binary_name": "libradare2-0.9.6"
},
{
"binary_version": "0.9.6-3.1ubuntu1",
"binary_name": "libradare2-common"
},
{
"binary_version": "0.9.6-3.1ubuntu1",
"binary_name": "libradare2-dev"
},
{
"binary_version": "0.9.6-3.1ubuntu1",
"binary_name": "radare2"
},
{
"binary_version": "0.9.6-3.1ubuntu1",
"binary_name": "radare2-plugins"
}
]
}
Ubuntu:Pro:18.04:LTS / radare2
Package
- Name
- radare2
- Purl
- pkg:deb/ubuntu/radare2@2.3.0+dfsg-2ubuntu0.1~esm1?arch=source&distro=esm-apps/bionic
Affected ranges
- Type
- ECOSYSTEM
- Events
-
Introduced0Unknown introduced version / All previous versions are affected
Affected versions
1.*
1.6.0+dfsg-1
2.*
2.0.0+dfsg-1
2.1.0+dfsg-1
2.3.0+dfsg-1
2.3.0+dfsg-2
2.3.0+dfsg-2ubuntu0.1~esm1
Ecosystem specific
{
"binaries": [
{
"binary_version": "2.3.0+dfsg-2ubuntu0.1~esm1",
"binary_name": "libradare2-2.3"
},
{
"binary_version": "2.3.0+dfsg-2ubuntu0.1~esm1",
"binary_name": "libradare2-common"
},
{
"binary_version": "2.3.0+dfsg-2ubuntu0.1~esm1",
"binary_name": "libradare2-dev"
},
{
"binary_version": "2.3.0+dfsg-2ubuntu0.1~esm1",
"binary_name": "radare2"
}
]
}
Ubuntu:Pro:20.04:LTS / radare2
Package
- Name
- radare2
- Purl
- pkg:deb/ubuntu/radare2@4.2.1+dfsg-2ubuntu0.1~esm1?arch=source&distro=esm-apps/focal
Affected ranges
- Type
- ECOSYSTEM
- Events
-
Introduced0Unknown introduced version / All previous versions are affected
Affected versions
3.*
3.2.1+dfsg-5build1
4.*
4.0.0+dfsg-1
4.2.1+dfsg-1
4.2.1+dfsg-2
4.2.1+dfsg-2ubuntu0.1~esm1
Ecosystem specific
{
"binaries": [
{
"binary_version": "4.2.1+dfsg-2ubuntu0.1~esm1",
"binary_name": "libradare2-4.2.1"
},
{
"binary_version": "4.2.1+dfsg-2ubuntu0.1~esm1",
"binary_name": "libradare2-common"
},
{
"binary_version": "4.2.1+dfsg-2ubuntu0.1~esm1",
"binary_name": "libradare2-dev"
},
{
"binary_version": "4.2.1+dfsg-2ubuntu0.1~esm1",
"binary_name": "radare2"
}
]
}