CVE-2022-48768

Summary

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

tracing/histogram: Fix a potential memory leak for kstrdup()

kfree() is missing on an error path to free the memory allocated by kstrdup():

p = param = kstrdup(data->params[i], GFP_KERNEL);

So it is better to free it via kfree(p).

Affected Software

VendorProductVersion RangeStatus
LinuxLinux38b67e60b6b582e81f9db1b2e7176cbbfbd3e574 < 8a8878ebb596281f50fc0b9a6e1f23f0d7f154e8affected
LinuxLinuxd380dcde9a07ca5de4805dee11f58a98ec0ad6ff < d71b06aa995007eafd247626d0669b9364c42ad7affected
LinuxLinuxd380dcde9a07ca5de4805dee11f58a98ec0ad6ff < e33fa4a46ee22de88a700e2e3d033da8214a5175affected
LinuxLinuxd380dcde9a07ca5de4805dee11f58a98ec0ad6ff < df86e2fe808c3536a9dba353cc2bebdfea00d0cfaffected
LinuxLinuxd380dcde9a07ca5de4805dee11f58a98ec0ad6ff < e629e7b525a179e29d53463d992bdee759c950fbaffected
LinuxLinuxc78a2baf5e1fe1b38121d6b54bab77ccb81a1a86affected
LinuxLinux5.4.19 < 5.4.176affected
LinuxLinux5.5.6 < 5.6affected
LinuxLinux5.6affected
LinuxLinux0 < 5.6unaffected
LinuxLinux5.4.176 <= 5.4.*unaffected
LinuxLinux5.10.96 <= 5.10.*unaffected
LinuxLinux5.15.19 <= 5.15.*unaffected
LinuxLinux5.16.5 <= 5.16.*unaffected
LinuxLinux5.17 <= *unaffected

Weaknesses

ADP Enrichment

CVE Program Container

Additional References

CISA ADP Vulnrichment

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

References