CVE-2021-47495

Summary

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

Affected Software

VendorProductVersion RangeStatus
LinuxLinux1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 < b9eba0a4a527e04d712f0e0401e5391ef124b33eaffected
LinuxLinux1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 < 524f333e98138d909a0a0c574a9ff6737dce2767affected
LinuxLinux1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 < 74b3b27cf9fecce00cd8918b7882fd81191d0aa4affected
LinuxLinux1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 < 002d82227c0abe29118cf80f7e2f396b22d448edaffected
LinuxLinux1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 < 492140e45d2bf27c1014243f8616a9b612144e20affected
LinuxLinux1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 < 693ecbe8f799405f8775719deedb1f76265d375aaffected
LinuxLinux1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 < 7e8b6a4f18edee070213cb6a77118e8a412253c5affected
LinuxLinux1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 < 397430b50a363d8b7bdda00522123f82df6adc5eaffected
LinuxLinux2.6.12affected
LinuxLinux0 < 2.6.12unaffected
LinuxLinux4.4.291 <= 4.4.*unaffected
LinuxLinux4.9.289 <= 4.9.*unaffected
LinuxLinux4.14.254 <= 4.14.*unaffected
LinuxLinux4.19.215 <= 4.19.*unaffected
LinuxLinux5.4.157 <= 5.4.*unaffected
LinuxLinux5.10.77 <= 5.10.*unaffected
LinuxLinux5.14.16 <= 5.14.*unaffected
LinuxLinux5.15 <= *unaffected

Weaknesses

ADP Enrichment

CISA ADP Vulnrichment

  • SSVC:
  • Exploitation: none
    • Automatable: no
    • Technical Impact: partial

CVE Program Container

Additional References

References