---
id: CVE-2024-25739
title: >-
  create_empty_lvol in drivers/mtd/ubi/vtbl.c in the Linux kernel through 6.7.4
  can attempt to allocate zero bytes, and crash, because of a missing check for
  ubi->leb_size.
summary: >-
  create_empty_lvol in drivers/mtd/ubi/vtbl.c in the Linux kernel through 6.7.4
  can attempt to allocate zero bytes, and crash, because of a missing check for
  ubi->leb_size.
severity: medium
cvss: 5.5
cvssVector: 'CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H'
cwe:
  - CWE-754
vendor: linux
product: linux_kernel
affected:
  - linux_kernel <= 6.7.4
published: '2024-02-12'
updated: '2026-10-15'
sourceUpdated: '2026-10-15T01:17:20.543'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2024-25739'
references:
  - url: >-
      https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=68a24aba7c593eafa8fd00f2f76407b9b32b47a9
    label: cve@mitre.org
  - url: 'https://groups.google.com/g/syzkaller/c/Xl97YcQA4hg'
    label: cve@mitre.org
  - url: 'https://lists.debian.org/debian-lts-announce/2024/06/msg00017.html'
    label: cve@mitre.org
  - url: 'https://lists.debian.org/debian-lts-announce/2024/06/msg00020.html'
    label: cve@mitre.org
  - url: >-
      https://web.git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/drivers/mtd/ubi/vtbl.c?h=v6.6.24&id=d1b505c988b7
    label: cve@mitre.org
  - url: 'https://www.spinics.net/lists/kernel/msg5074816.html'
    label: cve@mitre.org
  - url: >-
      https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=68a24aba7c593eafa8fd00f2f76407b9b32b47a9
    label: af854a3a-2127-422b-91ae-364da2661108
  - url: 'https://groups.google.com/g/syzkaller/c/Xl97YcQA4hg'
    label: af854a3a-2127-422b-91ae-364da2661108
  - url: 'https://lists.debian.org/debian-lts-announce/2024/06/msg00017.html'
    label: af854a3a-2127-422b-91ae-364da2661108
  - url: 'https://lists.debian.org/debian-lts-announce/2024/06/msg00020.html'
    label: af854a3a-2127-422b-91ae-364da2661108
  - url: 'https://www.spinics.net/lists/kernel/msg5074816.html'
    label: af854a3a-2127-422b-91ae-364da2661108
  - url: 'https://cert-portal.siemens.com/productcert/html/ssa-265688.html'
    label: 0b142b55-0307-4c5a-b3c9-f314f3fb7c5e
tags:
  - nvd
  - cve.org
epss: 0.00248
epssPercentile: 0.16013
ingestedAt: '2026-10-15T03:30:12.639Z'
ssvc:
  exploitation: none
  automatable: 'no'
  technicalImpact: partial
  timestamp: '2024-11-07T19:28:47.579694Z'
---

## Overview

create_empty_lvol in drivers/mtd/ubi/vtbl.c in the Linux kernel through 6.7.4 can attempt to allocate zero bytes, and crash, because of a missing check for ubi->leb_size.

## Affected

- `linux_kernel <= 6.7.4`

## Remediation

Refer to the linked advisories for vendor-supplied fixes and affected version ranges.