Description
Incomplete string comparison vulnerability exits in cvxopt.org cvxop <= 1.2.6 in APIs (cvxopt.cholmod.diag, cvxopt.cholmod.getfactor, cvxopt.cholmod.solve, cvxopt.cholmod.spsolve), which allows attackers to conduct Denial of Service attacks by construct fake Capsule objects.
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
Debian
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian 14 | cvxopt | 1.2.7+dfsg-1 | — |
| Debian 13 | cvxopt | 1.2.7+dfsg-1 | — |
| Debian 12 | cvxopt | 1.2.7+dfsg-1 | — |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 20.04 LTS | cvxopt | No fix yet | — |
| Ubuntu 18.04 LTS | cvxopt | No fix yet | — |
| Ubuntu 16.04 LTS | cvxopt | No fix yet | — |
| Ubuntu 14.04 LTS | cvxopt | No fix yet | — |
Affected packages
| Ecosystem | Package | Affected | Fixed | Record |
|---|---|---|---|---|
| PyPI | cvxopt | < 1.2.7 | 1.2.7 | GHSA-8rh6-h94m-vj54 |
References
- https://github.com/cvxopt/cvxopt/issues/193
- FEDORA-2022-0b587f0fa9 vendor-advisory