CVE-2022-40896
unknown
CVSS v3
—
CVSS v2
—
VIR risk
—
Description
A ReDoS issue was discovered in pygments/lexers/smithy.py in pygments through 2.15.0 via SmithyLexer.
Predictions
Exploit likelihood
20%
Patch ETA
—
Heuristic predictions, AS-IS, for prioritization only.
Mitigations
Vendor advisory: debian — https://security-tracker.debian.org/tracker/CVE-2022-40896
Vendor advisory: suse — https://www.suse.com/security/cve/CVE-2022-40896.html
OS impact
| OS | Version | Status | Fixed in |
|---|---|---|---|
| sles | affected | | |
| debian | bookworm | affected | |
| debian | bullseye | affected | |
| debian | forky | fixed | 2.15.1+dfsg-1 |
| debian | sid | fixed | 2.15.1+dfsg-1 |
| debian | trixie | fixed | 2.15.1+dfsg-1 |
References
- https://nvd.nist.gov/vuln/detail/CVE-2022-40896
- https://github.com/pygments/pygments/commit/97eb3d5ec7c1b3ea4fcf9dee30a2309cf92bd194
- https://github.com/pygments/pygments/commit/dd52102c38ebe78cd57748e09f38929fd283ad04
- https://github.com/pygments/pygments/commit/fdf182a7af85b1deeeb637ca970d31935e7c9d52
- https://github.com/pygments/pygments
- https://github.com/pygments/pygments/blob/master/pygments/lexers/smithy.py#L61
- https://github.com/pypa/advisory-database/tree/main/vulns/pygments/PYSEC-2023-117.yaml
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/EZGMXALE3HSP4OXC7UUWIKX3OXKZDTY3
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/VUZO4BQCIY2S2KZYHERQMKURB7AHXDBO
- https://pypi.org/project/Pygments
- https://pyup.io/posts/pyup-discovers-redos-vulnerabilities-in-top-python-packages-part-2
- https://pypi.org/project/Pygments/
- https://pyup.io/posts/pyup-discovers-redos-vulnerabilities-in-top-python-packages-part-2/
- https://www.suse.com/security/cve/CVE-2022-40896.html
- https://security-tracker.debian.org/tracker/CVE-2022-40896
Verify integrity in audit chain (admin only). AS-IS.