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CVE-2022-42432

Published: 3/29/2023 Last updated: 2/14/2025 Reserved: 10/3/2022

This vulnerability allows local attackers to disclose sensitive information on affected installations of the Linux Kernel 6.0-rc2. An attacker must first obtain the ability to execute high-privileged code on the target system in order to exploit this vulnerability. The specific flaw exists within the nft_osf_eval function. The issue results from the lack of proper initialization of memory prior to accessing it. An attacker can leverage this in conjunction with other vulnerabilities to execute arbitrary code in the context of the kernel. Was ZDI-CAN-18540.

CNA assigner: zdi (99f1926a-a320-47d8-bbb5-42feb611262e) Requested by: n/a

Metrics

Version Score Severity Vector String
3.0 5.1 Medium CVSS:3.0/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:L

Opam packages affected (27)

albatross cdrom conf-bpftool conf-libbpf conf-linux-libc-dev core core_unix hvsock mirage-block-unix mm ocaml-probes orun rawlink rawlink-eio rawlink-lwt shell solo5 solo5-bindings-hvt solo5-bindings-spt solo5-cross-aarch64 solo5-kernel-ukvm tracy-client tuntap uring vhd-format vhd-format-lwt xapi-stdext-unix

Products affected (1)

Product Vendor Version
Kernel Linux Multiple versions.

References (4)

Credits (1)