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CVE PROGRAM SOURCE RECORDUnscored

CVE-2022-50205

ext2: Add more validity checks for inode counts

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Status
Published
Published
Updated
Assigning organization
Linux

Description

In the Linux kernel, the following vulnerability has been resolved: ext2: Add more validity checks for inode counts Add checks verifying number of inodes stored in the superblock matches the number computed from number of inodes per group. Also verify we have at least one block worth of inodes per group. This prevents crashes on corrupted filesystems.

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

  • 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to < 0bcdc31094a12b4baf59e241feabc9787cf635faaffected
  • 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to < 07303a9abe3a997d9864fb4315e34b5acfe8fc25affected
  • 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to < b3f423683818cfe15de14d5d9dff44148ff16bbfaffected
  • 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to < d08bb199a406424a8ed0009efdf41710e6d849eeaffected
  • 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to < 96b18d3a1be0354ccce43f0ef61b5a3d7e432552affected
  • 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to < 7a48fdc88a3c35e046a6a0a38eba00f21c65b16eaffected
  • 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to < 5e63c5fe9123fa76ffaeff26c211308736ec3a07affected
  • 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to < fa78f336937240d1bc598db817d638086060e7e9affected

Linux Linux

Default version status: affected

  • 2.6.12affected
  • 0 to < 2.6.12unaffected
  • 4.14.291 to ≤ 4.14.*unaffected
  • 4.19.256 to ≤ 4.19.*unaffected
  • 5.4.211 to ≤ 5.4.*unaffected
  • 5.10.137 to ≤ 5.10.*unaffected
  • 5.15.61 to ≤ 5.15.*unaffected
  • 5.18.18 to ≤ 5.18.*unaffected
  • 5.19.2 to ≤ 5.19.*unaffected
  • 6.0 to ≤ *unaffected

References