CVE-2023-37463

cmark-gfm is an extended version of the C reference implementation of CommonMark, a rationalized version of Markdown syntax with a spec. Three polynomial time complexity issues in cmark-gfm may lead to unbounded resource exhaustion and subsequent denial of service. These vulnerabilities have been patched in 0.29.0.gfm.12.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
6.4 MEDIUM
NETWORK
HIGH
LOW
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:H
GitHub_MCNA
6.4 MEDIUM
NETWORK
HIGH
LOW
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:H
CVEADP
---
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CISA-ADPADP
---
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Base Score
CVSS 3.x
EPSS Score
Percentile: 42%
VendorProductVersion
githubcmark-gfm
𝑥
< 0.29.0.gfm.12
𝑥
= Vulnerable software versions
Debian logo
Debian Releases
Debian Product
Codename
cmark-gfm
bullseye
no-dsa
bookworm
ignored
buster
no-dsa
sid
vulnerable
trixie
vulnerable
python-cmarkgfm
bullseye
no-dsa
bookworm
ignored
buster
no-dsa
sid
vulnerable
trixie
vulnerable
r-cran-commonmark
bullseye
no-dsa
bookworm
ignored
buster
no-dsa
sid
1.9.2-2
fixed
trixie
1.9.2-2
fixed
ruby-commonmarker
bullseye
no-dsa
bookworm
ignored
buster
no-dsa
sid
vulnerable
trixie
vulnerable
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
cmark-gfm
oracular
needs-triage
noble
needs-triage
mantic
ignored
lunar
ignored
kinetic
ignored
jammy
needs-triage
focal
needs-triage
bionic
ignored
xenial
ignored
trusty
ignored