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CVE PROGRAM SOURCE RECORDUnscored

CVE-2021-47138

cxgb4: avoid accessing registers when clearing filters

Description

In the Linux kernel, the following vulnerability has been resolved: cxgb4: avoid accessing registers when clearing filters Hardware register having the server TID base can contain invalid values when adapter is in bad state (for example, due to AER fatal error). Reading these invalid values in the register can lead to out-of-bound memory access. So, fix by using the saved server TID base when clearing filters.

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

  • b1a79360ee862f8ada4798ad2346fa45bb41b527 to < 0bf49b3c8d8b3a43ce09f1b2db70e5484d31fcdfaffected
  • b1a79360ee862f8ada4798ad2346fa45bb41b527 to < 02f03883fdb10ad7e66717c70ea163a8d27ae6e7affected
  • b1a79360ee862f8ada4798ad2346fa45bb41b527 to < 285207a558ab456aa7d8aa877ecc7e91fcc51710affected
  • b1a79360ee862f8ada4798ad2346fa45bb41b527 to < 88c380df84fbd03f9b137c2b9d0a44b9f2f553b0affected

Linux Linux

Default version status: affected

  • 5.2affected
  • 0 to < 5.2unaffected
  • 5.4.124 to ≤ 5.4.*unaffected
  • 5.10.42 to ≤ 5.10.*unaffected
  • 5.12.9 to ≤ 5.12.*unaffected
  • 5.13 to ≤ *unaffected

References