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CVE PROGRAM SOURCE RECORDUnscored

CVE-2023-53457

FS: JFS: Fix null-ptr-deref Read in txBegin

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Status
Published
Published
Updated
Assigning organization
Linux

Description

In the Linux kernel, the following vulnerability has been resolved: FS: JFS: Fix null-ptr-deref Read in txBegin Syzkaller reported an issue where txBegin may be called on a superblock in a read-only mounted filesystem which leads to NULL pointer deref. This could be solved by checking if the filesystem is read-only before calling txBegin, and returning with appropiate error code.

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 < a7225e9e09519deb7e0c42eb6070029cc456e84daffected
  • 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to < 1b4c144767736221cad92c132f72b3c6ed06a0eaaffected
  • 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to < a7d17d6bd7cd4f6940b335ea7a6fce5b6d22adc2affected
  • 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to < 2a3f20efe6c901d4c0871cfd1d8c65e2ade71fc1affected
  • 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to < 3e94d0d378d2754b26fc54b429582553f7b53e15affected
  • 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to < 3e5eb6c5ecd8ddb9cfea751cf30f9e23eac97ca3affected
  • 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to < fd2db13fb72ff18c633a48229589d42ceb89d1f8affected
  • 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to < 47cfdc338d674d38f4b2f22b7612cc6a2763ba27affected

Linux Linux

Default version status: affected

  • 2.6.12affected
  • 0 to < 2.6.12unaffected
  • 4.14.324 to ≤ 4.14.*unaffected
  • 4.19.293 to ≤ 4.19.*unaffected
  • 5.4.255 to ≤ 5.4.*unaffected
  • 5.10.192 to ≤ 5.10.*unaffected
  • 5.15.123 to ≤ 5.15.*unaffected
  • 6.1.42 to ≤ 6.1.*unaffected
  • 6.4.7 to ≤ 6.4.*unaffected
  • 6.5 to ≤ *unaffected

References