Amazon Linux 2 Security Advisory: ALAS-2023-2338
Advisory Release Date: 2023-11-09 19:19 Pacific
Advisory Updated Date: 2023-11-15 21:10 Pacific
Vim is an improved version of the good old UNIX editor Vi. Heap-use-after-free in memory allocated in the function `ga_grow_inner` in in the file `src/alloc.c` at line 748, which is freed in the file `src/ex_docmd.c` in the function `do_cmdline` at line 1010 and then used again in `src/cmdhist.c` at line 759. When using the `:history` command, it's possible that the provided argument overflows the accepted value. Causing an Integer Overflow and potentially later an use-after-free. This vulnerability has been patched in version 9.0.2068. (CVE-2023-46246)
Affected Packages:
vim
Note:
This advisory is applicable to Amazon Linux 2 (AL2) Core repository. Visit this FAQ section for the difference between AL2 Core and AL2 Extras advisories.
Issue Correction:
Run yum update vim to update your system.
aarch64:
vim-common-9.0.2081-1.amzn2.0.1.aarch64
vim-minimal-9.0.2081-1.amzn2.0.1.aarch64
vim-enhanced-9.0.2081-1.amzn2.0.1.aarch64
vim-X11-9.0.2081-1.amzn2.0.1.aarch64
xxd-9.0.2081-1.amzn2.0.1.aarch64
vim-debuginfo-9.0.2081-1.amzn2.0.1.aarch64
i686:
vim-common-9.0.2081-1.amzn2.0.1.i686
vim-minimal-9.0.2081-1.amzn2.0.1.i686
vim-enhanced-9.0.2081-1.amzn2.0.1.i686
vim-X11-9.0.2081-1.amzn2.0.1.i686
xxd-9.0.2081-1.amzn2.0.1.i686
vim-debuginfo-9.0.2081-1.amzn2.0.1.i686
noarch:
vim-filesystem-9.0.2081-1.amzn2.0.1.noarch
vim-data-9.0.2081-1.amzn2.0.1.noarch
src:
vim-9.0.2081-1.amzn2.0.1.src
x86_64:
vim-common-9.0.2081-1.amzn2.0.1.x86_64
vim-minimal-9.0.2081-1.amzn2.0.1.x86_64
vim-enhanced-9.0.2081-1.amzn2.0.1.x86_64
vim-X11-9.0.2081-1.amzn2.0.1.x86_64
xxd-9.0.2081-1.amzn2.0.1.x86_64
vim-debuginfo-9.0.2081-1.amzn2.0.1.x86_64