CVE-2022-50837

Summary

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

net: dsa: tag_8021q: avoid leaking ctx on dsa_tag_8021q_register() error path

If dsa_tag_8021q_setup() fails, for example due to the inability of the device to install a VLAN, the tag_8021q context of the switch will leak. Make sure it is freed on the error path.

Affected Software

VendorProductVersion RangeStatus
LinuxLinux328621f6131f667c5c328bb72d45442fd76efb81 < 09f30f394e832ed09859b6a80fdd20668a9104ffaffected
LinuxLinux328621f6131f667c5c328bb72d45442fd76efb81 < 39691d51af99f80efb9e365f94b8e0c791fa1a2faffected
LinuxLinux328621f6131f667c5c328bb72d45442fd76efb81 < 14ed46a13aba42a6ddd85de6f6274090df3586a5affected
LinuxLinux328621f6131f667c5c328bb72d45442fd76efb81 < e095493091e850d5292ad01d8fbf5cde1d89ac53affected
LinuxLinux5.15affected
LinuxLinux0 < 5.15unaffected
LinuxLinux5.15.86 <= 5.15.*unaffected
LinuxLinux6.0.16 <= 6.0.*unaffected
LinuxLinux6.1.2 <= 6.1.*unaffected
LinuxLinux6.2 <= *unaffected

Weaknesses

References