vulnerability

VMware Photon OS: CVE-2024-42084

Severity
5
CVSS
(AV:L/AC:L/Au:S/C:N/I:C/A:N)
Published
Jul 29, 2024
Added
Oct 13, 2025
Modified
Oct 13, 2025

Description

In the Linux kernel, the following vulnerability has been resolved:

ftruncate: pass a signed offset

The old ftruncate() syscall, using the 32-bit off_t misses a sign
extension when called in compat mode on 64-bit architectures. As a
result, passing a negative length accidentally succeeds in truncating
to file size between 2GiB and 4GiB.

Changing the type of the compat syscall to the signed compat_off_t
changes the behavior so it instead returns -EINVAL.

The native entry point, the truncate() syscall and the corresponding
loff_t based variants are all correct already and do not suffer
from this mistake.

Solution

vmware-photon_os_update_tdnf
Title
NEW

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