CVE-2021-3778: Heap-based Buffer Overflow in vim/vim
First published: Wed Sep 15 2021(Updated: )
vim is vulnerable to Heap-based Buffer Overflow
Credit: security@huntr.dev
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Vim Vim | <8.2.3409 | |
| Fedoraproject Fedora | =33 | |
| Fedoraproject Fedora | =34 | |
| Fedoraproject Fedora | =35 | |
| Debian Debian Linux | =9.0 | |
| NetApp ONTAP Select Deploy administration utility |
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Reference Links
- http://www.openwall.com/lists/oss-security/2021/10/01/1
- https://github.com/vim/vim/commit/65b605665997fad54ef39a93199e305af2fe4d7f
- https://huntr.dev/bounties/d9c17308-2c99-4f9f-a706-f7f72c24c273
- https://lists.debian.org/debian-lts-announce/2022/01/msg00003.html
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/7K4JJBIH3OQSZRVTWKCJCDLGMFGQ5DOH/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/S42L4Z4DTW4LHLQ4FJ33VEOXRCBE7WN4/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/TE62UMYBZE4AE53K6OBBWK32XQ7544QM/
- https://security.gentoo.org/glsa/202208-32
- https://security.netapp.com/advisory/ntap-20221118-0003/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/TE62UMYBZE4AE53K6OBBWK32XQ7544QM/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/S42L4Z4DTW4LHLQ4FJ33VEOXRCBE7WN4/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/7K4JJBIH3OQSZRVTWKCJCDLGMFGQ5DOH/
Frequently Asked Questions
What is CVE-2021-3778?
CVE-2021-3778 is a vulnerability found in vim that allows for a heap-based buffer overflow.
What is the severity of CVE-2021-3778?
CVE-2021-3778 has a severity rating of high (7.8).
Which software versions are affected by CVE-2021-3778?
Versions up to and excluding Vim 8.2.3409, Fedora 33, Fedora 34, Fedora 35, Debian Linux 9.0, and NetApp ONTAP Select Deploy administration utility are affected by CVE-2021-3778.
How can I fix CVE-2021-3778?
To fix CVE-2021-3778, update your vim installation to a version that includes the fix, or follow the recommendations provided by the vendor or software developer.
Where can I find more information about CVE-2021-3778?
You can find more information about CVE-2021-3778 on the following references: [reference 1](http://www.openwall.com/lists/oss-security/2021/10/01/1), [reference 2](https://github.com/vim/vim/commit/65b605665997fad54ef39a93199e305af2fe4d7f), [reference 3](https://huntr.dev/bounties/d9c17308-2c99-4f9f-a706-f7f72c24c273).
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- vendor/vim
- canonical/vim vim
- vendor/fedoraproject
- canonical/fedoraproject fedora
- version/fedoraproject fedora/33
- version/fedoraproject fedora/34
- version/fedoraproject fedora/35
- vendor/debian
- canonical/debian debian linux
- version/debian debian linux/9.0
- vendor/netapp
- canonical/netapp ontap select deploy administration utility