| Assigner | redhat |
| Reserved | 2024-01-09 |
| Published | 2024-01-09 |
| Updated | 2024-06-05 |
Description
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:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N |
Problem types
Exposure of Sensitive Information to an Unauthorized Actor
Product status
Any version before 6.4-rc6
0:4.18.0-553.5.1.rt7.346.el8_10 before *
0:4.18.0-553.5.1.el8_10 before *
Timeline
| 2024-01-09: | Reported to Red Hat. |
| 2023-05-22: | Made public. |
References
https://access.redhat.com/errata/RHSA-2024:3618 (RHSA-2024:3618)
https://access.redhat.com/errata/RHSA-2024:3627 (RHSA-2024:3627)
https://access.redhat.com/security/cve/CVE-2024-0340
https://bugzilla.redhat.com/show_bug.cgi?id=2257406 (RHBZ#2257406)
https://lore.kernel.org/lkml/5kn47peabxjrptkqa6dwtyus35ahf4pcj4qm4pumse33kxqpjw@mec4se5relrc/T/
https://lists.debian.org/debian-lts-announce/2024/06/msg00017.html
https://lists.debian.org/debian-lts-announce/2024/06/msg00020.html
