CVE-2023-48236: overflow in get_number in vim

Published Nov 16, 2023
·
Updated

Last updated 24 July 2024

Other sources

Vim is an open source command line text editor. When using the z= command, the user may overflow the count with values larger than MAXINT. Impact is low, user interaction is required and a crash may not even happen in all situations. This vulnerability has been addressed in commit 73b2d379 which has been included in release version 9.0.2111. Users are advised to upgrade. There are no known workarounds for this vulnerability.

NVD

Affected Software

5 affected componentsFixes available
vim Vim<9.0.2111
Fedoraproject Fedora=37
Fedoraproject Fedora=38
Fedoraproject Fedora=39
debian/vim<=2:8.2.2434-3+deb11u1, <=2:8.2.2434-3+deb11u3, <=2:9.0.1378-2+deb12u2
2:9.1.1230-1

Remediation

Recommended actions to resolve this vulnerability, in priority order.

  1. Upgrade

    Upgrade debian/vim to a version that resolves this vulnerability.

    Fixed in 2:9.1.1230-1
  2. Upgrade

    Upgrade vim to a version that resolves this vulnerability.

    Fixed in 9.0.2111Patch 73b2d379

Event History

Nov 16, 2023
CVE Published
via MITRE·10:47 PM
Data Sourced
via MITRE·10:47 PM
DescriptionSeverityWeakness
Data Sourced
via NVD·11:15 PM
RemedyDescriptionSeverityWeaknessAffected Software
Jan 12, 2024
Data Sourced
via Launchpad·12:26 AM
Description
Sep 16, 2024
Data Sourced
via Ubuntu·02:17 AM
RemedyDescriptionSeverityAffected Software

Frequently Asked Questions

1

What is the vulnerability ID of this vulnerability?

The vulnerability ID is CVE-2023-48236.

2

What is the severity of CVE-2023-48236?

The severity of CVE-2023-48236 is medium with a score of 4.3.

3

What is the affected software for CVE-2023-48236?

The affected software are Vim (version up to 9.0.2111) and Fedoraproject Fedora (version 39).

4

How can the overflow in get_number in Vim be exploited?

The overflow in get_number in Vim can be exploited by using the z= command with values larger than MAX_INT.

5

How was the vulnerability CVE-2023-48236 addressed?

The vulnerability CVE-2023-48236 was addressed in commit `73b2d379`.

Contact

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