CVE-2022-48659

Summary

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

mm/slub: fix to return errno if kmalloc() fails

In create_unique_id(), kmalloc(, GFP_KERNEL) can fail due to out-of-memory, if it fails, return errno correctly rather than triggering panic via BUG_ON();

kernel BUG at mm/slub.c:5893! Internal error: Oops - BUG: 0 [#1] PREEMPT SMP

Call trace: sysfs_slab_add+0x258/0x260 mm/slub.c:5973 __kmem_cache_create+0x60/0x118 mm/slub.c:4899 create_cache mm/slab_common.c:229 [inline] kmem_cache_create_usercopy+0x19c/0x31c mm/slab_common.c:335 kmem_cache_create+0x1c/0x28 mm/slab_common.c:390 f2fs_kmem_cache_create fs/f2fs/f2fs.h:2766 [inline] f2fs_init_xattr_caches+0x78/0xb4 fs/f2fs/xattr.c:808 f2fs_fill_super+0x1050/0x1e0c fs/f2fs/super.c:4149 mount_bdev+0x1b8/0x210 fs/super.c:1400 f2fs_mount+0x44/0x58 fs/f2fs/super.c:4512 legacy_get_tree+0x30/0x74 fs/fs_context.c:610 vfs_get_tree+0x40/0x140 fs/super.c:1530 do_new_mount+0x1dc/0x4e4 fs/namespace.c:3040 path_mount+0x358/0x914 fs/namespace.c:3370 do_mount fs/namespace.c:3383 [inline] __do_sys_mount fs/namespace.c:3591 [inline] __se_sys_mount fs/namespace.c:3568 [inline] __arm64_sys_mount+0x2f8/0x408 fs/namespace.c:3568

Affected Software

VendorProductVersion RangeStatus
LinuxLinux81819f0fc8285a2a5a921c019e3e3d7b6169d225 < e9219fa63c5c25804af82c7aa54d1ec770ebe457affected
LinuxLinux81819f0fc8285a2a5a921c019e3e3d7b6169d225 < a1d83a19cec3bfeb2b3547a1f7631e432a766d1caffected
LinuxLinux81819f0fc8285a2a5a921c019e3e3d7b6169d225 < e996821717c5cf8aa1e1abdb6b3d900a231e3755affected
LinuxLinux81819f0fc8285a2a5a921c019e3e3d7b6169d225 < 016b150992eebc32c4a18f783cf2bb6e2545a3d9affected
LinuxLinux81819f0fc8285a2a5a921c019e3e3d7b6169d225 < 379ac7905ff3f0a6a4e507d3e9f710ec4fab9124affected
LinuxLinux81819f0fc8285a2a5a921c019e3e3d7b6169d225 < 2d6e55e0c03804e1e227b80a5746e086d6c6696caffected
LinuxLinux81819f0fc8285a2a5a921c019e3e3d7b6169d225 < 02bcd951aa3c2cea95fb241c20802e9501940296affected
LinuxLinux81819f0fc8285a2a5a921c019e3e3d7b6169d225 < 7e9c323c52b379d261a72dc7bd38120a761a93cdaffected
LinuxLinux2.6.22affected
LinuxLinux0 < 2.6.22unaffected
LinuxLinux4.9.330 <= 4.9.*unaffected
LinuxLinux4.14.295 <= 4.14.*unaffected
LinuxLinux4.19.260 <= 4.19.*unaffected
LinuxLinux5.4.215 <= 5.4.*unaffected
LinuxLinux5.10.146 <= 5.10.*unaffected
LinuxLinux5.15.71 <= 5.15.*unaffected
LinuxLinux5.19.12 <= 5.19.*unaffected
LinuxLinux6.0 <= *unaffected

Weaknesses

ADP Enrichment

CISA ADP Vulnrichment

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

CVE Program Container

Additional References

References