CVE-2022-1620
Published: August 31, 2023Last modified: August 31, 2023
Description
NULL Pointer Dereference in function vim_regexec_string at regexp.c:2729 in GitHub repository vim/vim prior to 8.2.4901. NULL Pointer Dereference in function vim_regexec_string at regexp.c:2729 allows attackers to cause a denial of service (application crash) via a crafted input.
Severity score breakdown
| Parameter | Value |
|---|---|
| Base score | 7.5 |
| Attack Vector | NETWORK |
| Attack complexity | LOW |
| Privileges required | NONE |
| User interaction | NONE |
| Scope | UNCHANGED |
| Confidentiality | NONE |
| Integrity impact | NONE |
| Availability impact | HIGH |
| Vector | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
Status
| Product | Release | Package | Status |
|---|---|---|---|
| Alpaquita Linux | 23 LTS | vim | Not affected (9.0.0999-r0) |
| Stream | vim | Not affected (9.0.1676-r0) |
References
- http://seclists.org/fulldisclosure/2022/Oct/28
- http://seclists.org/fulldisclosure/2022/Oct/41
- https://github.com/vim/vim/commit/8e4b76da1d7e987d43ca960dfbc372d1c617466f
- https://huntr.dev/bounties/7a4c59f3-fcc0-4496-995d-5ca6acd2da51
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/A6BY5P7ERZS7KXSBCGFCOXLMLGWUUJIH/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/HIP7KG7TVS5YF3QREAY2GOGUT3YUBZAI/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/JUN33257RUM4RS2I4GZETKFSAXPETATG/
- https://lists.fedoraproject.org/archives/list/[email protected]/message/A6BY5P7ERZS7KXSBCGFCOXLMLGWUUJIH/
- https://lists.fedoraproject.org/archives/list/[email protected]/message/HIP7KG7TVS5YF3QREAY2GOGUT3YUBZAI/
- https://lists.fedoraproject.org/archives/list/[email protected]/message/JUN33257RUM4RS2I4GZETKFSAXPETATG/
- https://security.gentoo.org/glsa/202208-32
- https://security.gentoo.org/glsa/202305-16
- https://support.apple.com/kb/HT213488