CVE-2022-50040

Summary

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

net: dsa: sja1105: fix buffer overflow in sja1105_setup_devlink_regions()

If an error occurs in dsa_devlink_region_create(), then 'priv->regions' array will be accessed by negative index '-1'.

Found by Linux Verification Center (linuxtesting.org) with SVACE.

Affected Software

VendorProductVersion RangeStatus
LinuxLinuxbf425b82059e0b0752c0026353c1902112200837 < 7983e1e44cb322eba6af84160b6d18df80603fb8affected
LinuxLinuxbf425b82059e0b0752c0026353c1902112200837 < e84c6321f3578c38cb3c24258db91a92672b17a8affected
LinuxLinuxbf425b82059e0b0752c0026353c1902112200837 < 79f86b862416126a2e826cb74224180d6625a32faffected
LinuxLinuxbf425b82059e0b0752c0026353c1902112200837 < fd8e899cdb5ecaf8e8ee73854a99e10807eef1deaffected
LinuxLinux5.10affected
LinuxLinux0 < 5.10unaffected
LinuxLinux5.10.138 <= 5.10.*unaffected
LinuxLinux5.15.63 <= 5.15.*unaffected
LinuxLinux5.19.4 <= 5.19.*unaffected
LinuxLinux6.0 <= *unaffected

Weaknesses

References