Bug 2049556 (CVE-2022-0319) - CVE-2022-0319 vim: heap-based out-of-bounds read
Summary: CVE-2022-0319 vim: heap-based out-of-bounds read
Keywords:
Status: CLOSED NOTABUG
Alias: CVE-2022-0319
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
medium
medium
Target Milestone: ---
Assignee: Red Hat Product Security
QA Contact:
URL:
Whiteboard:
Depends On: 2049559 2049583 2049584 2049586
Blocks: 2048522
TreeView+ depends on / blocked
 
Reported: 2022-02-02 11:49 UTC by Marian Rehak
Modified: 2022-05-17 09:51 UTC (History)
18 users (show)

Fixed In Version: vim 8.2.4282
Doc Type: If docs needed, set a value
Doc Text:
A flaw was found in vim. The vulnerability occurs due to buffer shifting when exchanging windows in Visual mode and leads to a heap buffer overflow. This flaw allows an attacker to input a specially crafted file, leading to a crash or code execution.
Clone Of:
Environment:
Last Closed: 2022-02-08 07:56:21 UTC
Embargoed:

Attachments (Terms of Use)

Description Marian Rehak 2022-02-02 11:49:55 UTC 
A heap-based OOB read of size 4 occurs when a user tries to open a vim session file specified below. This happens regardless of any command line options that could be specified to restrict vim, such -Z and -m.

Reference:

https://huntr.dev/bounties/ba622fd2-e6ef-4ad9-95b4-17f87b68755b/
Comment 1 Marian Rehak 2022-02-02 11:52:09 UTC 
Created vim tracking bugs for this issue:

Affects: fedora-all [bug 2049559]
Comment 4 juneau 2022-02-03 12:49:30 UTC 
Marking Services affected/wontreport.
Have already reported and filed trackers for CVE-2022-0408 and -0413 attached to same task.
Remediation is the same for all, and additional trackers add no value.
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