What is RHSA-2021:4517?

RHSA-2021:4517 is a security advisory published by Red Hat Product Security with Medium severity. Red Hat Security Advisory: vim security update

Which CVE IDs does RHSA-2021:4517 cover?

RHSA-2021:4517 covers the following CVE IDs: CVE-2021-3778, CVE-2021-3796. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of RHSA-2021:4517?

RHSA-2021:4517 has a CVSS v3 base score of 7.8, published by Red Hat Product Security.

RHSA-2021:4517MediumCVSS 7.8

Red Hat Security Advisory: vim security update

Vendor

Red Hat Product Security

Published

November 9, 2021

Last Modified

June 25, 2026

🔗 CVE IDs covered (2)

CVE-2021-3778 →CVE-2021-3796 →

📋 Description

CVE-2021-3778 — vim: heap-based buffer overflow in utf_ptr2char() in mbyte.c CVE-2021-3796 — vim: use-after-free in nv_replace() in normal.c

🔗 References (6)

selfhttps://access.redhat.com/errata/RHSA-2021:4517
externalhttps://access.redhat.com/security/updates/classification/#moderate
externalhttps://access.redhat.com/documentation/en-us/red_hat_enterprise_linux/8/html/8.5_release_notes/
externalhttps://bugzilla.redhat.com/show_bug.cgi?id=2004621
externalhttps://bugzilla.redhat.com/show_bug.cgi?id=2004728
selfhttps://security.access.redhat.com/data/csaf/v2/advisories/2021/rhsa-2021_4517.json