CVE-2021-47495

MediumCVSS 5.5/10Last modified Jun 17, 2026

Description

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

usbnet: sanity check for maxpacket

maxpacket of 0 makes no sense and oopses as we need to divide by it. Give up.

V2: fixed typo in log and stylistic issues

Metrics

CVSS 3.1 5.5/10CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Weakness enumeration

CWE-369

Affected software

VendorProductVersions
LinuxLinux>= 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2, < b9eba0a4a527e04d712f0e0401e5391ef124b33e; >= 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2, < 524f333e98138d909a0a0c574a9ff6737dce2767; >= 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2, < 74b3b27cf9fecce00cd8918b7882fd81191d0aa4; >= 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2, < 002d82227c0abe29118cf80f7e2f396b22d448ed; >= 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2, < 492140e45d2bf27c1014243f8616a9b612144e20; >= 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2, < 693ecbe8f799405f8775719deedb1f76265d375a; >= 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2, < 7e8b6a4f18edee070213cb6a77118e8a412253c5; >= 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2, < 397430b50a363d8b7bdda00522123f82df6adc5e
LinuxLinux2.6.12

References

Timeline

Published
May 22, 2024
Last modified
Jun 17, 2026
NVD status
Analyzed

Related CVEs from 2021

CVE-2021-474967.8In the Linux kernel, the following vulnerability has been resolved: net/tls: Fix flipped sign in tls_err_abort() calls sk->sk_err appears CVE-2021-474977.8In the Linux kernel, the following vulnerability has been resolved: nvmem: Fix shift-out-of-bound (UBSAN) with byte size cells If a cell hCVE-2021-474985.5In the Linux kernel, the following vulnerability has been resolved: dm rq: don't queue request to blk-mq during DM suspend DM uses blk-mq'CVE-2021-474995.5In the Linux kernel, the following vulnerability has been resolved: iio: accel: kxcjk-1013: Fix possible memory leak in probe and remove WCVE-2021-475007.8In the Linux kernel, the following vulnerability has been resolved: iio: mma8452: Fix trigger reference couting The mma8452 driver directlCVE-2021-475015.5In the Linux kernel, the following vulnerability has been resolved: i40e: Fix NULL pointer dereference in i40e_dbg_dump_desc When trying tCVE-2021-475025.5In the Linux kernel, the following vulnerability has been resolved: ASoC: codecs: wcd934x: handle channel mappping list correctly CurrentlCVE-2021-475036.2In the Linux kernel, the following vulnerability has been resolved: scsi: pm80xx: Do not call scsi_remove_host() in pm8001_alloc() CallingCVE-2021-475057.8In the Linux kernel, the following vulnerability has been resolved: aio: fix use-after-free due to missing POLLFREE handling signalfd_pollCVE-2021-475067.8In the Linux kernel, the following vulnerability has been resolved: nfsd: fix use-after-free due to delegation race A delegation break couCVE-2021-475074.7In the Linux kernel, the following vulnerability has been resolved: nfsd: Fix nsfd startup race (again) Commit bd5ae9288d64 ("nfsd: registCVE-2021-475085.5In the Linux kernel, the following vulnerability has been resolved: btrfs: free exchange changeset on failures Fstests runs on my VMs have
CVE-2021-47495: Medium severity, CVSS 5.5 | Vulnix