CVE-2024-0340
mediumA vulnerability was found in vhost_new_msg in drivers/vhost/vhost.c in the Linux kernel, which does not properly initialize memory in messages passed between v…
Vendor / product: Linux — linux kernel
A vulnerability was found in vhost_new_msg in drivers/vhost/vhost.c in the Linux kernel, which does not properly initialize memory in messages passed between virtual guests and the host operating system in the vhost/vhost.c:vhost_new_msg() function. This issue can allow local privileged users to read some kernel memory contents when reading from the /dev/vhost-net device file.
CVSS
5.5
5.5 (CVSS v3.1)
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N Severity source: NVD CVSS v3.1 (nvd@nist.gov)
Timeline (UTC)
Published: 2024-01-09 18:15
Modified: 2026-10-29 08:16
NVD status: Modified
Last synced 1 hour ago
Verified against the source API 2026-10-29 08:26 UTC
Exploitation
Not listed in CISA KEV (as of last catalog sync)
Absence from KEV does not mean a CVE is not exploited. Exploitation status: unknown (no authoritative evidence in our sources).
Affected products
linux / linux_kernel <6.4, 6.4
Weakness classification (CWE)
CWE-200 NVD-CWE-noinfo
Source: NVD / CISA. “NVD-CWE-Other” and “NVD-CWE-noinfo” mean NVD could not assign a specific weakness.
Mitigation & advisories
Patch / mitigation: https://bugzilla.redhat.com/show_bug.cgi?id=2257406
Patch / mitigation: https://lore.kernel.org/lkml/5kn47peabxjrptkqa6dwtyus35ahf4pcj4qm4pumse33kxqpjw@mec4se5relrc/T/
Patch / mitigation: https://bugzilla.redhat.com/show_bug.cgi?id=2257406
References
- https://access.redhat.com/errata/RHSA-2024:3618 secalert@redhat.com
- https://access.redhat.com/errata/RHSA-2024:3627 secalert@redhat.com
- https://access.redhat.com/errata/RHSA-2024:9315 secalert@redhat.com
- https://access.redhat.com/errata/RHSA-2025:7526 secalert@redhat.com
- https://access.redhat.com/security/cve/CVE-2024-0340 secalert@redhat.com
- https://bugzilla.redhat.com/show_bug.cgi?id=2257406 secalert@redhat.com
- https://lore.kernel.org/lkml/5kn47peabxjrptkqa6dwtyus35ahf4pcj4qm4pumse33kxqpjw@mec4se5rel... secalert@redhat.com
- https://access.redhat.com/errata/RHSA-2024:3618 af854a3a-2127-422b-91ae-364da2661108
- https://access.redhat.com/errata/RHSA-2024:3627 af854a3a-2127-422b-91ae-364da2661108
- https://access.redhat.com/security/cve/CVE-2024-0340 af854a3a-2127-422b-91ae-364da2661108
- https://bugzilla.redhat.com/show_bug.cgi?id=2257406 af854a3a-2127-422b-91ae-364da2661108
- https://lists.debian.org/debian-lts-announce/2024/06/msg00017.html af854a3a-2127-422b-91ae-364da2661108
- https://lists.debian.org/debian-lts-announce/2024/06/msg00020.html af854a3a-2127-422b-91ae-364da2661108
- https://lore.kernel.org/lkml/5kn47peabxjrptkqa6dwtyus35ahf4pcj4qm4pumse33kxqpjw@mec4se5rel... af854a3a-2127-422b-91ae-364da2661108
Data sources
NVD CVE API 2.0 — fetched 2026-10-29 08:26 UTC · record ↗