CVE-2023-48237: overflow in shift_line in vim
First published: Thu Nov 16 2023(Updated: )
Vim is an open source command line text editor. In affected versions when shifting lines in operator pending mode and using a very large value, it may be possible to overflow the size of integer. Impact is low, user interaction is required and a crash may not even happen in all situations. This issue has been addressed in commit `6bf131888` which has been included in version 9.0.2112. Users are advised to upgrade. There are no known workarounds for this vulnerability.
Credit: security-advisories@github.com security-advisories@github.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Vim Vim | <9.0.2112 | |
| Fedoraproject Fedora | =37 | |
| Fedoraproject Fedora | =38 | |
| Fedoraproject Fedora | =39 | |
| ubuntu/vim | <2:8.0.1453-1ubuntu1.13+ | 2:8.0.1453-1ubuntu1.13+ |
| ubuntu/vim | <2:8.1.2269-1ubuntu5.21 | 2:8.1.2269-1ubuntu5.21 |
| ubuntu/vim | <2:8.2.3995-1ubuntu2.15 | 2:8.2.3995-1ubuntu2.15 |
| ubuntu/vim | <2:9.0.1000-4ubuntu3.3 | 2:9.0.1000-4ubuntu3.3 |
| ubuntu/vim | <2:9.0.1672-1ubuntu2.2 | 2:9.0.1672-1ubuntu2.2 |
| ubuntu/vim | <2:7.4.052-1ubuntu3.1+ | 2:7.4.052-1ubuntu3.1+ |
| ubuntu/vim | <2:7.4.1689-3ubuntu1.5+ | 2:7.4.1689-3ubuntu1.5+ |
| debian/vim | <=2:8.1.0875-5+deb10u2<=2:8.1.0875-5+deb10u6<=2:8.2.2434-3+deb11u1<=2:9.0.1378-2 | 2:9.1.0016-1 2:9.1.0377-1 |
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Reference Links
- https://github.com/vim/vim/security/advisories/GHSA-f2m2-v387-gv87
- https://github.com/vim/vim/commit/6bf131888a3d1de62bbfa8a7ea03c0ddccfd496e
- http://www.openwall.com/lists/oss-security/2023/11/16/1
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/M3VQF7CL3V6FGSEW37WNDFBRRILR65AK/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/VNRNYLWXZOGTYWE5HMFNQ5FVE3HBUHF6/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/4UJAK2W5S7G75ETDAEM3BDUCVSXCEGRD/
- https://security.netapp.com/advisory/ntap-20231227-0005/
- https://launchpad.net/bugs/cve/CVE-2023-48237
- https://security-tracker.debian.org/tracker/CVE-2023-48237
- https://github.com/vim/vim/commit/6bf131888a3d1de62bbfa8a7ea03c0ddccfd496e (v9.0.2112)
- https://ubuntu.com/security/notices/USN-6557-1
- https://www.cve.org/CVERecord?id=CVE-2023-48237
- https://nvd.nist.gov/vuln/detail/CVE-2023-48237
- https://ubuntu.com/security/CVE-2023-48237
Frequently Asked Questions
What is CVE-2023-48237?
CVE-2023-48237 is a vulnerability in Vim, an open source command line text editor, that allows integer overflow when shifting lines in operator pending mode.
What is the severity of CVE-2023-48237?
The severity of CVE-2023-48237 is medium with a CVSS score of 4.3.
How does CVE-2023-48237 impact users?
CVE-2023-48237 has a low impact as user interaction is required and a crash may not happen in all situations.
Which software versions are affected by CVE-2023-48237?
Vim versions up to 9.0.2112 and Fedora 39 are affected by CVE-2023-48237.
How can I fix CVE-2023-48237?
Updating Vim to a version beyond 9.0.2112 or updating to a Fedora version beyond 39 can fix CVE-2023-48237.
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