CVE-2024-0646

CVE-2024-0646 · Kernel: ktls overwrites readonly memory pages when using function splice with a ktls socket as destination

This page contains facts from public vulnerability sources. Check the original advisory before updating.

This page shows selected source facts. See the linked advisories for the complete description and affected versions.

An out-of-bounds memory write flaw was found in the Linux kernel’s Transport Layer Security functionality in how a user calls a function splice with a ktls socket as the destination. This flaw allows a local user to crash or potentially escalate their privileges on the system.

CVSS 7.0 · High · EPSS 0.3% · Fix available

Published: 2024-01-17T15:16:45.148Z
Updated: 2026-08-06T22:24:42.795Z

Stack: system

Affected products and versions

red hat enterprise linux 8
Versions
- ≥ 0:4.18.0-513.18.1.rt7.320.el8_9: Not affected (rpm)
No fix published
red hat enterprise linux 8
No fix published
red hat enterprise linux 8
Versions
- ≥ 0:4.18.0-513.18.1.el8_9: Not affected (rpm)
No fix published
red hat enterprise linux 8.2 advanced update support
Versions
- ≥ 0:4.18.0-193.128.1.el8_2: Not affected (rpm)
No fix published
red hat enterprise linux 8.2 telecommunications update service
Versions
- ≥ 0:4.18.0-193.128.1.rt13.179.el8_2: Not affected (rpm)
No fix published
red hat enterprise linux 8.2 telecommunications update service
Versions
- ≥ 0:4.18.0-193.128.1.el8_2: Not affected (rpm)
No fix published
red hat enterprise linux 8.2 update services for sap solutions
Versions
- ≥ 0:4.18.0-193.128.1.el8_2: Not affected (rpm)
No fix published
red hat enterprise linux 8.2 update services for sap solutions
No fix published
red hat enterprise linux 8.4 advanced mission critical update support
Versions
- ≥ 0:4.18.0-305.125.1.el8_4: Not affected (rpm)
No fix published
red hat enterprise linux 8.4 telecommunications update service
Versions
- ≥ 0:4.18.0-305.125.1.rt7.201.el8_4: Not affected (rpm)
No fix published
red hat enterprise linux 8.4 telecommunications update service
Versions
- ≥ 0:4.18.0-305.125.1.el8_4: Not affected (rpm)
No fix published
red hat enterprise linux 8.4 update services for sap solutions
Versions
- ≥ 0:4.18.0-305.125.1.el8_4: Not affected (rpm)
No fix published
red hat enterprise linux 8.4 update services for sap solutions
No fix published
red hat enterprise linux 8.6 extended update support
Versions
- ≥ 0:4.18.0-372.91.1.el8_6: Not affected (rpm)
No fix published
red hat enterprise linux 8.6 extended update support
No fix published
red hat enterprise linux 8.8 extended update support
No fix published
red hat enterprise linux 8.8 extended update support
Versions
- ≥ 0:4.18.0-477.51.1.el8_8: Not affected (rpm)
No fix published
red hat enterprise linux 9
Versions
- ≥ 0:5.14.0-362.24.1.el9_3: Not affected (rpm)
No fix published
red hat enterprise linux 9
No fix published
red hat enterprise linux 9.0 extended update support
Versions
- ≥ 0:5.14.0-70.93.2.el9_0: Not affected (rpm)
No fix published
red hat enterprise linux 9.0 extended update support
Versions
- ≥ 0:5.14.0-70.93.1.rt21.165.el9_0: Not affected (rpm)
No fix published
red hat enterprise linux 9.0 extended update support
No fix published
red hat enterprise linux 9.2 extended update support
Versions
- ≥ 0:5.14.0-284.52.1.el9_2: Not affected (rpm)
No fix published
red hat enterprise linux 9.2 extended update support
Versions
- ≥ 0:5.14.0-284.52.1.rt14.337.el9_2: Not affected (rpm)
No fix published

Original sources

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