CVE-2021-29063
low
CVSS v3
—
CVSS v4 NEW
—
VIR risk
2.5
Description
A Regular Expression Denial of Service (ReDOS) vulnerability was discovered in Mpmath v1.0.0 when the mpmathify function is called.
Predictions
Exploit likelihood
30%
Patch ETA
—
Heuristic predictions, AS-IS, for prioritization only.
Mitigations
No mitigations published for this CVE yet.
The vendor-content worker queues fetches as references arrive (check back in a few minutes). Or — if you've already worked around this in production — publish your fix to the community-verified tier.
✚ Propose a mitigation on Community → Mitigations published via the community go through AI scoring + 2 human reviewers + 7-day silent objection window before landing here withsource_tier=community-verified.
OS impact
Arch Affected 1 release
| Version | Status | Fixed in |
|---|---|---|
| — | Affected | — |
Debian Mixed 5 releases
| Version | Status | Fixed in |
|---|---|---|
| trixie | Fixed | 1.2.1-2 |
| sid | Fixed | 1.2.1-2 |
| forky | Fixed | 1.2.1-2 |
| bullseye | Affected | — |
| bookworm | Fixed | 1.2.1-2 |
References
- https://nvd.nist.gov/vuln/detail/CVE-2021-29063
- https://github.com/fredrik-johansson/mpmath/issues/548
- https://github.com/mpmath/mpmath/pull/570
- https://github.com/npm/hosted-git-info/pull/76
- https://github.com/fredrik-johansson/mpmath/commit/46d44c3c8f3244017fe1eb102d564eb4ab8ef750
- https://github.com/fredrik-johansson/mpmath/commit/c811b37c65a4372a7ce613111d2a508c204f9833
- https://github.com/mpmath/mpmath/commit/c811b37c65a4372a7ce613111d2a508c204f9833
- https://www.npmjs.com/package/hosted-git-info
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/MS2U6GLXQSRZJE2HVUAUMVFR2DWQLCZG
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/EIUX3XWY2K3MSO7QXMZXQQYAURARSPC5
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/3M5O55E7VUDMXCPQR6MQTOIFDKHP36AA
- https://github.com/yetingli/SaveResults/blob/main/js/hosted-git-info.js
- https://github.com/yetingli/PoCs/blob/main/CVE-2021-29063/Mpmath.md
- https://github.com/pypa/advisory-database/tree/main/vulns/mpmath/PYSEC-2021-427.yaml
- https://github.com/mpmath/mpmath/releases/tag/1.3.0
- https://github.com/fredrik-johansson/mpmath
- https://github.com/advisories/GHSA-f865-m6cq-j9vx
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/3M5O55E7VUDMXCPQR6MQTOIFDKHP36AA/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/MS2U6GLXQSRZJE2HVUAUMVFR2DWQLCZG/
- https://security-tracker.debian.org/tracker/CVE-2021-29063
Community-verified mitigations for this CVE will appear above when contributors publish them.
Verify integrity in audit chain (admin only). AS-IS.