UBUNTU-CVE-2020-1921

See a problem?
Please try reporting it to the source first.
Source
https://ubuntu.com/security/CVE-2020-1921
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2020/UBUNTU-CVE-2020-1921.json
JSON Data
https://api.osv.dev/v1/vulns/UBUNTU-CVE-2020-1921
Related
Published
2021-03-10T16:15:00Z
Modified
2025-01-13T10:22:08Z
Severity
  • 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
Summary
[none]
Details

In the crypt function, we attempt to null terminate a buffer using the size of the input salt without validating that the offset is within the buffer. This issue affects HHVM versions prior to 4.56.3, all versions between 4.57.0 and 4.80.1, all versions between 4.81.0 and 4.93.1, and versions 4.94.0, 4.95.0, 4.96.0, 4.97.0, 4.98.0.

References

Affected packages

Ubuntu:Pro:16.04:LTS / hhvm

Package

Name
hhvm
Purl
pkg:deb/ubuntu/hhvm@3.11.1+dfsg-1ubuntu1?arch=source&distro=esm-apps/xenial

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected

Affected versions

3.*

3.11.0+dfsg-1
3.11.1+dfsg-1
3.11.1+dfsg-1ubuntu1

Ecosystem specific 

{
    "ubuntu_priority": "medium"
}

Ubuntu:Pro:18.04:LTS / hhvm

Package

Name
hhvm
Purl
pkg:deb/ubuntu/hhvm@3.21.0+dfsg-2ubuntu2?arch=source&distro=esm-apps/bionic

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected

Affected versions

3.*

3.21.0+dfsg-2
3.21.0+dfsg-2build1
3.21.0+dfsg-2build2
3.21.0+dfsg-2build3
3.21.0+dfsg-2ubuntu2

Ecosystem specific 

{
    "ubuntu_priority": "medium"
}