Skip to content
CVE PROGRAM SOURCE RECORDUnscored

CVE-2021-47252

batman-adv: Avoid WARN_ON timing related checks

Read JSON ↗CVE.org ↗
Status
Published
Published
Updated
Assigning organization
Linux

Description

In the Linux kernel, the following vulnerability has been resolved: batman-adv: Avoid WARN_ON timing related checks The soft/batadv interface for a queued OGM can be changed during the time the OGM was queued for transmission and when the OGM is actually transmitted by the worker. But WARN_ON must be used to denote kernel bugs and not to print simple warnings. A warning can simply be printed using pr_warn.

Affected products

Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.

Linux Linux

Default version status: unaffected

  • ef0a937f7a1450d3a133ccd83c9c7d07587e7a00 to < 45011f2973f6b52cf50db397bb27bf805f5f0e7faffected
  • ef0a937f7a1450d3a133ccd83c9c7d07587e7a00 to < 6031daaaf6d5c359c99dfffa102e332df234ff09affected
  • ef0a937f7a1450d3a133ccd83c9c7d07587e7a00 to < 77a99aad5bc3ea105806ebae6be3cbadc2fc615eaffected
  • ef0a937f7a1450d3a133ccd83c9c7d07587e7a00 to < e8e9d2968a9d08bf5c683afca182f1537edebf8daffected
  • ef0a937f7a1450d3a133ccd83c9c7d07587e7a00 to < e7fbd8184fa9e85f0d648c499841cb7ff6dec9f4affected
  • ef0a937f7a1450d3a133ccd83c9c7d07587e7a00 to < 282baa8104af44e04c4af3e7f933b44267c7f86faffected
  • ef0a937f7a1450d3a133ccd83c9c7d07587e7a00 to < 2eb4e0b3631832a4291c8bf4c9db873f60b128c8affected
  • ef0a937f7a1450d3a133ccd83c9c7d07587e7a00 to < 9f460ae31c4435fd022c443a6029352217a16ac1affected

Linux Linux

Default version status: affected

  • 3.14affected
  • 0 to < 3.14unaffected
  • 4.4.293 to ≤ 4.4.*unaffected
  • 4.9.274 to ≤ 4.9.*unaffected
  • 4.14.238 to ≤ 4.14.*unaffected
  • 4.19.196 to ≤ 4.19.*unaffected
  • 5.4.128 to ≤ 5.4.*unaffected
  • 5.10.46 to ≤ 5.10.*unaffected
  • 5.12.13 to ≤ 5.12.*unaffected
  • 5.13 to ≤ *unaffected

References