VulnerabilityModified
CVE-2023-40216
OpenBSD 7.3 before errata 014 is missing an argument-count bounds check in console terminal emulation.
MEDIUM 5.5EPSS 0.14%
Does this matter?
Lower severity and a low EPSS score (0.14%). Track it; it rarely justifies an emergency change on its own.
Description
OpenBSD 7.3 before errata 014 is missing an argument-count bounds check in console terminal emulation. This could cause incorrect memory access and a kernel crash after receiving crafted DCS or CSI terminal escape sequences.
- CVSS 3.1
- 5.5 MEDIUMCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
- EPSS
- 0.14% probability · 4th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-862
- Affected
- openbsd/openbsd
- Source
- cve@mitre.org
References
- https://ftp.openbsd.org/pub/OpenBSD/patches/7.3/common/014_wscons.patch.sigPatch, Vendor Advisory
- https://github.com/openbsd/src/commit/9d3f688f46eba347e96ff0ae9506ef2061622e0cPatch
- https://ftp.openbsd.org/pub/OpenBSD/patches/7.3/common/014_wscons.patch.sigPatch, Vendor Advisory
- https://github.com/openbsd/src/commit/9d3f688f46eba347e96ff0ae9506ef2061622e0cPatch
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.