USN-8451-1: Vim vulnerabilities

Srinivas Piskala Ganesh Babu discovered that Vim incorrectly handled directory names when serializing browsed paths to the netrw history file. An attacker could possibly use this issue to execute arbitrary code. (CVE-2026-47162) It was discovered that Vim incorrectly handled step-definition patterns in the cucumber filetype plugin. An attacker could possibly use this issue to execute arbitrary code. (CVE-2026-47167) It was discovered that Vim incorrectly handled import statements during Python omni-completion. An attacker could possibly use this issue to execute arbitrary code. (CVE-2026-52858) Andrej Tomči discovered that Vim incorrectly handled certain terminal screen cells when taking a snapshot, leading to an out-of-bounds read. An attacker could possibly use this issue to cause Vim to crash, resulting in a denial of service. (CVE-2026-52859) David Carliez discovered that Vim incorrectly handled reconstructed function and class definitions during Python omni-completion. An attacker could possibly use this issue to execute arbitrary code. (CVE-2026-52860)