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CVE-2022-1154

Published: 30 March 2022

Use after free in utf_ptr2char in GitHub repository vim/vim prior to 8.2.4646.

Notes

AuthorNote
ccdm94
in bionic and earlier, vulnerable function is in file src/regexp.c
instead of file src/regexp_bt.c.

Priority

Medium

Cvss 3 Severity Score

7.8

Score breakdown

Status

Package Release Status
vim
Launchpad, Ubuntu, Debian
focal
Released (2:8.1.2269-1ubuntu5.8)
impish Ignored
(end of life)
jammy
Released (2:8.2.3995-1ubuntu2.1)
upstream
Released (8.2.4646)
xenial
Released (2:7.4.1689-3ubuntu1.5+esm4)
Available with Ubuntu Pro or Ubuntu Pro (Infra-only)
trusty
Released (2:7.4.052-1ubuntu3.1+esm5)
Available with Ubuntu Pro or Ubuntu Pro (Infra-only)
bionic
Released (2:8.0.1453-1ubuntu1.9)
Patches:
upstream: https://github.com/vim/vim/commit/b55986c52d4cd88a22d0b0b0e8a79547ba13e1d5

Severity score breakdown

Parameter Value
Base score 7.8
Attack vector Local
Attack complexity Low
Privileges required None
User interaction Required
Scope Unchanged
Confidentiality High
Integrity impact High
Availability impact High
Vector CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H