Riskcovery

CVE-2023-52450

perf/x86/intel/uncore: Fix NULL pointer dereference issue in upi_fill_topology()

State
Published
Severity
Not scored
Published
Feb 22, 2024
Updated
May 11, 2026
Reserved
Feb 20, 2024

Read the record on cve.org

Description

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

perf/x86/intel/uncore: Fix NULL pointer dereference issue in upi_fill_topology()

Get logical socket id instead of physical id in discover_upi_topology() to avoid out-of-bound access on 'upi = &type->topology[nid][idx];' line that leads to NULL pointer dereference in upi_fill_topology()

Scores

The record has no CVSS score.

Weaknesses

The record names no weakness.

Affected Products

ProductVersions
LinuxLinux
  • f680b6e6062ef3c944ffc966d685f067958fca33 to before bf1bf09e6b599758851457f3999779622a48d015Affected
  • f680b6e6062ef3c944ffc966d685f067958fca33 to before 3d6f4a78b104c65e4256c3776c9949f49a1b459eAffected
  • f680b6e6062ef3c944ffc966d685f067958fca33 to before 1692cf434ba13ee212495b5af795b6a07e986ce4Affected
LinuxLinux
  • 6.2Affected
  • before 6.2Not affected
  • 6.6.14 through 6.6.*Not affected
  • 6.7.2 through 6.7.*Not affected
  • 6.8 and laterNot affected

References

Every record here comes from the CVE Program’s CVE List. © 1999–2026 The MITRE Corporation. CVE is a registered trademark of The MITRE Corporation. The records are reproduced under the CVE Program terms of use.