CVE-2023-53357

Summary

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

md/raid10: check slab-out-of-bounds in md_bitmap_get_counter

If we write a large number to md/bitmap_set_bits, md_bitmap_checkpage() will return -EINVAL because 'page >= bitmap->pages', but the return value was not checked immediately in md_bitmap_get_counter() in order to set *blocks value and slab-out-of-bounds occurs.

Move check of 'page >= bitmap->pages' to md_bitmap_get_counter() and return directly if true.

Affected Software

VendorProductVersion RangeStatus
LinuxLinuxef4256733506f2459a0c436b62267d22a3f0cec6 < 374fb914304d9b500721007f3837ea8f1f9a2418affected
LinuxLinuxef4256733506f2459a0c436b62267d22a3f0cec6 < b0b971fe7d61411ede63c3291764dbde1577ef2caffected
LinuxLinuxef4256733506f2459a0c436b62267d22a3f0cec6 < 39fa14e824acfd470db4f42c354297456bd82b53affected
LinuxLinuxef4256733506f2459a0c436b62267d22a3f0cec6 < a134dd582c0d5b6068efa308bd485cf1d00b3f65affected
LinuxLinuxef4256733506f2459a0c436b62267d22a3f0cec6 < be1a3ec63a840cc9e59a033acf154f56255699a1affected
LinuxLinuxef4256733506f2459a0c436b62267d22a3f0cec6 < 152bb26796ff054af50b2ee1b3ca56e364e4f61baffected
LinuxLinuxef4256733506f2459a0c436b62267d22a3f0cec6 < bea301c046110bf421a3ce153fb868cb8d618e90affected
LinuxLinuxef4256733506f2459a0c436b62267d22a3f0cec6 < 301867b1c16805aebbc306aafa6ecdc68b73c7e5affected
LinuxLinux2.6.36affected
LinuxLinux0 < 2.6.36unaffected
LinuxLinux4.19.291 <= 4.19.*unaffected
LinuxLinux5.4.251 <= 5.4.*unaffected
LinuxLinux5.10.188 <= 5.10.*unaffected
LinuxLinux5.15.121 <= 5.15.*unaffected
LinuxLinux6.1.39 <= 6.1.*unaffected
LinuxLinux6.3.13 <= 6.3.*unaffected
LinuxLinux6.4.4 <= 6.4.*unaffected
LinuxLinux6.5 <= *unaffected

Weaknesses

ADP Enrichment

CISA ADP Vulnrichment

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

References