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CVE-2023-53397

modpost: fix off by one in is_executable_section()

Published: 9/18/2025 Last updated: 5/11/2026 Reserved: 9/17/2025

In the Linux kernel, the following vulnerability has been resolved: modpost: fix off by one in is_executable_section() The > comparison should be >= to prevent an out of bounds array access.

CNA assigner: Linux (416baaa9-dc9f-4396-8d5f-8c081fb06d67) Requested by: n/a

Metrics

Version Score Severity Vector String
3.1 5.5 Medium CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Opam packages affected (29)

albatross cdrom conf-bpftool conf-libbpf conf-linux-libc-dev core core_unix hvsock mirage-block-unix mm ocaml-probes ortools_solvers orun rawlink rawlink-eio rawlink-lwt restricted 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 (4)

Product Vendor Version
Linux Linux 5.7.17 and earlier
Linux Linux 11.3.0
Linux Linux 2008 for x64-based Systems Service Pack 2
Linux Linux 2010 Service Pack 2

References (16)