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CVE-2021-47478

isofs: Fix out of bound access for corrupted isofs image

Published: 5/22/2024 Last updated: 5/11/2026 Reserved: 5/22/2024

In the Linux kernel, the following vulnerability has been resolved: isofs: Fix out of bound access for corrupted isofs image When isofs image is suitably corrupted isofs_read_inode() can read data beyond the end of buffer. Sanity-check the directory entry length before using it.

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:H/I:N/A:N

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 15.6(3)M2
Linux Linux 15.6(3)M2a
Linux Linux 4.5.2 on Windows Server 2008 R2 for x64-based Systems Service Pack 1 (Server Core installation)
Linux Linux 4.6 on Windows Server 2008 for 32-bit Systems Service Pack 2

References (36)