CVE-2024-43865
kernel: s390/fpu: Re-add exception handling in load_fpu_state()
Severity
ModerateRed Hat Product Security
CVSS 3.1
Review impact separately from score.
Published · August 20, 2024
Updated · October 29, 2026
Description
In the Linux kernel, the following vulnerability has been resolved:
s390/fpu: Re-add exception handling in load_fpu_state()
With the recent rewrite of the fpu code exception handling for the lfpc instruction within load_fpu_state() was erroneously removed.
Add it again to prevent that loading invalid floating point register values cause an unhandled specification exception.
CVSS score applicability
The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.
Mitigation
No mitigation is specified in collected source.
CVSS / CWE
CVSS 3.1 · 6.1CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:H
CWE-703 · Improper Check or Handling of Exceptional Conditions