CVE-2023-22486

See a problem?
Please try reporting it to the source first.
Source
https://nvd.nist.gov/vuln/detail/CVE-2023-22486
Import Source
https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2023-22486.json
JSON Data
https://api.osv.dev/v1/vulns/CVE-2023-22486
Aliases
  • GHSA-r572-jvj2-3m8p
Downstream
Related
Published
2023-01-24T02:30:29Z
Modified
2025-10-22T18:34:55.223064Z
Severity
  • 3.5 (Low) CVSS_V3 - CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L CVSS Calculator
Summary
cmark-gfm Quadratic complexity bug in handle_close_bracket may lead to a denial of service
Details

cmark-gfm is GitHub's fork of cmark, a CommonMark parsing and rendering library and program in C. Versions prior to 0.29.0.gfm.7 contain a polynomial time complexity issue in handleclosebracket that may lead to unbounded resource exhaustion and subsequent denial of service. This vulnerability has been patched in 0.29.0.gfm.7.

Database specific 
{
    "cwe_ids": [
        "CWE-400",
        "CWE-407"
    ]
}
References

Affected packages

Git / github.com/github/cmark-gfm

Affected ranges

Type
GIT
Repo
https://github.com/github/cmark-gfm
Events
Introduced
0 Unknown introduced commit / All previous commits are affected
Fixed
57d5e093ef801f54bf4174c900f7a863599bb47d

Affected versions

0.*

0.27.1.gfm.2
0.27.1.gfm.3
0.27.1.gfm.4
0.28.0.gfm.10
0.28.0.gfm.11
0.28.0.gfm.5
0.28.0.gfm.6
0.28.0.gfm.7
0.28.0.gfm.8
0.28.0.gfm.9
0.28.3.gfm.12
0.28.3.gfm.13
0.28.3.gfm.14
0.28.3.gfm.15
0.28.3.gfm.16
0.28.3.gfm.17
0.28.3.gfm.18
0.28.3.gfm.19
0.28.3.gfm.20
0.29.0.gfm.0
0.29.0.gfm.1
0.29.0.gfm.2
0.29.0.gfm.3
0.29.0.gfm.4
0.29.0.gfm.5
0.29.0.gfm.6