CVE-2021-47033

Summary

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

mt76: mt7615: fix tx skb dma unmap

The first pointer in the txp needs to be unmapped as well, otherwise it will leak DMA mapping entries

Affected Software

VendorProductVersion RangeStatus
LinuxLinux27d5c528a7ca08dcd44877fdd9fc08b76630bf77 < 75bc5f779a7664d1fc19cb915039439c6e58bb94affected
LinuxLinux27d5c528a7ca08dcd44877fdd9fc08b76630bf77 < a025277a80add18c33d01042525a74fe5b875f25affected
LinuxLinux27d5c528a7ca08dcd44877fdd9fc08b76630bf77 < 821ae236ccea989a1fcc6abfc4d5b74ad4ba39d2affected
LinuxLinux27d5c528a7ca08dcd44877fdd9fc08b76630bf77 < ebee7885bb12a8fe2c2f9bac87dbd87a05b645f9affected
LinuxLinux5.10affected
LinuxLinux0 < 5.10unaffected
LinuxLinux5.10.37 <= 5.10.*unaffected
LinuxLinux5.11.21 <= 5.11.*unaffected
LinuxLinux5.12.4 <= 5.12.*unaffected
LinuxLinux5.13 <= *unaffected

Weaknesses

ADP Enrichment

CISA ADP Vulnrichment

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

CVE Program Container

Additional References

References