UBUNTU-CVE-2020-36430
- Source
- https://ubuntu.com/security/CVE-2020-36430
- Import Source
- https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2020/UBUNTU-CVE-2020-36430.json
- JSON Data
- https://api.test.osv.dev/v1/vulns/UBUNTU-CVE-2020-36430
- Related
- Published
- 2021-07-20T07:15:00Z
- Modified
- 2021-07-20T07:15:00Z
- Severity
-
- 7.8 (High) CVSS_V3 - CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H CVSS Calculator
- Summary
- [none]
- Details
-
libass 0.15.x before 0.15.1 has a heap-based buffer overflow in decodechars (called from decodefont and process_text) because the wrong integer data type is used for subtraction.
- References
-
- https://ubuntu.com/security/CVE-2020-36430
- https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=26674
- https://github.com/google/oss-fuzz-vulns/blob/main/vulns/libass/OSV-2020-2099.yaml
- https://github.com/libass/libass/commit/017137471d0043e0321e377ed8da48e45a3ec632
- https://www.cve.org/CVERecord?id=CVE-2020-36430
Affected packages
Ubuntu:22.04:LTS / libass
Package
- Name
- libass
- Purl
- pkg:deb/ubuntu/libass?arch=src?distro=jammy
Affected ranges
- Type
- ECOSYSTEM
- Events
-
Introduced0Unknown introduced version / All previous versions are affectedFixed1:0.15.2-1
Ecosystem specific
{
"availability": "No subscription required",
"ubuntu_priority": "medium",
"binaries": [
{
"binary_version": "1:0.15.2-1",
"binary_name": "libass-dev"
},
{
"binary_version": "1:0.15.2-1",
"binary_name": "libass9"
},
{
"binary_version": "1:0.15.2-1",
"binary_name": "libass9-dbgsym"
}
]
}