CVE-2022-1154: Use after free in utf_ptr2char in vim/vim
First published: Wed Mar 30 2022(Updated: )
Last updated 24 July 2024
Credit: security@huntr.dev security@huntr.dev
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Vim Vim | <8.2.4646 | |
| Fedoraproject Fedora | =34 | |
| Fedoraproject Fedora | =35 | |
| Debian Debian Linux | =9.0 | |
| Debian Debian Linux | =10.0 | |
| Oracle Communications Cloud Native Core Network Exposure Function | =22.1.1 | |
| debian/vim | <=2:8.2.2434-3+deb11u1 | 2:9.0.1378-2 2:9.1.0861-1 |
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Reference Links
- https://github.com/vim/vim/commit/b55986c52d4cd88a22d0b0b0e8a79547ba13e1d5
- https://huntr.dev/bounties/7f0ec6bc-ea0e-45b0-8128-caac72d23425
- https://lists.debian.org/debian-lts-announce/2022/05/msg00022.html
- https://lists.debian.org/debian-lts-announce/2022/11/msg00009.html
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/C2CQXRLBIC4S7JQVEIN5QXKQPYWB5E3J/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/RAIQTUO35U5WO2NYMY47637EMCVDJRSL/
- https://security.gentoo.org/glsa/202208-32
- https://security.gentoo.org/glsa/202305-16
- https://www.oracle.com/security-alerts/cpujul2022.html
- https://launchpad.net/bugs/cve/CVE-2022-1154
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/C2CQXRLBIC4S7JQVEIN5QXKQPYWB5E3J/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/RAIQTUO35U5WO2NYMY47637EMCVDJRSL/
- https://security-tracker.debian.org/tracker/CVE-2022-1154
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-1154
- https://nvd.nist.gov/vuln/detail/CVE-2022-1154
- https://ubuntu.com/security/CVE-2022-1154
Frequently Asked Questions
What is CVE-2022-1154?
CVE-2022-1154 is a vulnerability in the utf_ptr2char function in the GitHub repository vim/vim. It is a use after free vulnerability that exists in versions prior to 8.2.4646.
How does CVE-2022-1154 affect Vim?
CVE-2022-1154 affects Vim versions prior to 8.2.4646. It allows an attacker to cause a use after free condition in the utf_ptr2char function, potentially leading to arbitrary code execution.
What is the severity of CVE-2022-1154?
CVE-2022-1154 has a severity rating of high.
How can I fix CVE-2022-1154?
To fix CVE-2022-1154, update Vim to version 8.2.4646 or later.
Where can I find more information about CVE-2022-1154?
You can find more information about CVE-2022-1154 in the references provided: https://huntr.dev/bounties/7f0ec6bc-ea0e-45b0-8128-caac72d23425, https://github.com/vim/vim/commit/b55986c52d4cd88a22d0b0b0e8a79547ba13e1d5, https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/C2CQXRLBIC4S7JQVEIN5QXKQPYWB5E3J/
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