CVE-2021-47121

Summary

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

net: caif: fix memory leak in cfusbl_device_notify

In case of caif_enroll_dev() fail, allocated link_support won't be assigned to the corresponding structure. So simply free allocated pointer in case of error.

Affected Software

VendorProductVersion RangeStatus
LinuxLinux7ad65bf68d705b445ef10b77ab50dab22be185ee < cc302e30a504e6b60a9ac8df7988646f46cd0294affected
LinuxLinux7ad65bf68d705b445ef10b77ab50dab22be185ee < 81afc61cb6e2b553f2c5f992fa79e0ae73857141affected
LinuxLinux7ad65bf68d705b445ef10b77ab50dab22be185ee < e8b37f5009ea7095529790f022859711e6939c76affected
LinuxLinux7ad65bf68d705b445ef10b77ab50dab22be185ee < 9ea0ab48e755d8f29fe89eb235fb86176fdb597faffected
LinuxLinux7ad65bf68d705b445ef10b77ab50dab22be185ee < 4d94f530cd24c85aede6e72b8923f371b45d6886affected
LinuxLinux7ad65bf68d705b445ef10b77ab50dab22be185ee < 46403c1f80b0d3f937ff9c4f5edc63bb64bc5051affected
LinuxLinux7ad65bf68d705b445ef10b77ab50dab22be185ee < dde8686985ec24d6b00487080a906609bd613ea1affected
LinuxLinux7ad65bf68d705b445ef10b77ab50dab22be185ee < 7f5d86669fa4d485523ddb1d212e0a2d90bd62bbaffected
LinuxLinux3.3affected
LinuxLinux0 < 3.3unaffected
LinuxLinux4.4.272 <= 4.4.*unaffected
LinuxLinux4.9.272 <= 4.9.*unaffected
LinuxLinux4.14.236 <= 4.14.*unaffected
LinuxLinux4.19.194 <= 4.19.*unaffected
LinuxLinux5.4.125 <= 5.4.*unaffected
LinuxLinux5.10.43 <= 5.10.*unaffected
LinuxLinux5.12.10 <= 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