UBUNTU-CVE-2021-42836
- Source
- https://ubuntu.com/security/CVE-2021-42836
- Import Source
- https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2021/UBUNTU-CVE-2021-42836.json
- JSON Data
- https://api.test.osv.dev/v1/vulns/UBUNTU-CVE-2021-42836
- Upstream
- Published
- 2021-10-22T18:15:00Z
- Modified
- 2025-07-14T07:00:51.492262Z
- 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
- Ubuntu - medium
- Summary
- [none]
- Details
-
GJSON before 1.9.3 allows a ReDoS (regular expression denial of service) attack.
- References
-
- https://ubuntu.com/security/CVE-2021-42836
- https://github.com/tidwall/gjson/commit/590010fdac311cc8990ef5c97448d4fec8f29944
- https://github.com/tidwall/gjson/commit/77a57fda87dca6d0d7d4627d512a630f89a91c96
- https://github.com/tidwall/gjson/issues/236
- https://github.com/tidwall/gjson/issues/237
- https://github.com/tidwall/gjson/compare/v1.9.2...v1.9.3
- https://www.cve.org/CVERecord?id=CVE-2021-42836
Affected packages
Ubuntu:Pro:20.04:LTS / golang-github-tidwall-gjson
Package
- Name
- golang-github-tidwall-gjson
- Purl
- pkg:deb/ubuntu/golang-github-tidwall-gjson@1.1.5-2?arch=source&distro=esm-apps/focal
Ubuntu:22.04:LTS / golang-github-tidwall-gjson
Package
- Name
- golang-github-tidwall-gjson
- Purl
- pkg:deb/ubuntu/golang-github-tidwall-gjson@1.6.7-1?arch=source&distro=jammy
Ubuntu:24.04:LTS / golang-github-tidwall-gjson
Package
- Name
- golang-github-tidwall-gjson
- Purl
- pkg:deb/ubuntu/golang-github-tidwall-gjson@1.17.1-1?arch=source&distro=noble