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CVE-2022-48659

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

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Status
Published
Published
Updated
Assigning organization
Linux

Description

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 products

Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.

Linux Linux

Default version status: unaffected

  • 81819f0fc8285a2a5a921c019e3e3d7b6169d225 to < e9219fa63c5c25804af82c7aa54d1ec770ebe457affected
  • 81819f0fc8285a2a5a921c019e3e3d7b6169d225 to < a1d83a19cec3bfeb2b3547a1f7631e432a766d1caffected
  • 81819f0fc8285a2a5a921c019e3e3d7b6169d225 to < e996821717c5cf8aa1e1abdb6b3d900a231e3755affected
  • 81819f0fc8285a2a5a921c019e3e3d7b6169d225 to < 016b150992eebc32c4a18f783cf2bb6e2545a3d9affected
  • 81819f0fc8285a2a5a921c019e3e3d7b6169d225 to < 379ac7905ff3f0a6a4e507d3e9f710ec4fab9124affected
  • 81819f0fc8285a2a5a921c019e3e3d7b6169d225 to < 2d6e55e0c03804e1e227b80a5746e086d6c6696caffected
  • 81819f0fc8285a2a5a921c019e3e3d7b6169d225 to < 02bcd951aa3c2cea95fb241c20802e9501940296affected
  • 81819f0fc8285a2a5a921c019e3e3d7b6169d225 to < 7e9c323c52b379d261a72dc7bd38120a761a93cdaffected

Linux Linux

Default version status: affected

  • 2.6.22affected
  • 0 to < 2.6.22unaffected
  • 4.9.330 to ≤ 4.9.*unaffected
  • 4.14.295 to ≤ 4.14.*unaffected
  • 4.19.260 to ≤ 4.19.*unaffected
  • 5.4.215 to ≤ 5.4.*unaffected
  • 5.10.146 to ≤ 5.10.*unaffected
  • 5.15.71 to ≤ 5.15.*unaffected
  • 5.19.12 to ≤ 5.19.*unaffected
  • 6.0 to ≤ *unaffected

References