RHSA-2026:34477 - Security Advisory

Topic

An update for vim is now available for Red Hat Enterprise Linux 8.6 Advanced Mission Critical Update Support and Red Hat Enterprise Linux 8.6 Extended Update Support Long-Life Add-On.

Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.

Description

Vim (Vi IMproved) is an updated and improved version of the vi editor.

Security Fix(es):

• vim: arbitrary command execution via modeline sandbox bypass (CVE-2026-34982)
• vim: zip.vim: Vim zip.vim plugin: Arbitrary file overwrite via path traversal bypass (CVE-2026-35177)
• vim: Vim: Command injection allows arbitrary code execution via malicious tag files (CVE-2026-41411)
• vim: command injection when decompressing .tgz archives (CVE-2026-46483)

For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

Solution

For details on how to apply this update, which includes the changes described in this advisory, refer to:

https://access.redhat.com/articles/11258

Affected Products

• Red Hat Enterprise Linux for x86_64 - Extended Update Support Extension 8.6 x86_64
• Red Hat Enterprise Linux Server - AUS 8.6 x86_64

Fixes

• BZ - 2455400 - CVE-2026-34982 vim: arbitrary command execution via modeline sandbox bypass
• BZ - 2455542 - CVE-2026-35177 vim: zip.vim: Vim zip.vim plugin: Arbitrary file overwrite via path traversal bypass
• BZ - 2461614 - CVE-2026-41411 vim: Vim: Command injection allows arbitrary code execution via malicious tag files
• BZ - 2477915 - CVE-2026-46483 vim: command injection when decompressing .tgz archives

CVEs

• CVE-2026-34982
• CVE-2026-35177
• CVE-2026-41411
• CVE-2026-46483

References

• https://access.redhat.com/security/updates/classification/#important