CVE-2023-53766

FS: JFS: Check for read-only mounted filesystem in txBegin

State: Published
Severity: Not scored
Published: Dec 8, 2025
Updated: May 11, 2026
Reserved: Dec 8, 2025

Description

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

FS: JFS: Check for read-only mounted filesystem in txBegin

This patch adds a check for read-only mounted filesystem in txBegin before starting a transaction potentially saving from NULL pointer deref.

Scores

The record has no CVSS score.

Weaknesses

The record names no weakness.

Affected Products

Product	Versions
LinuxLinux	1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to before a88efca805bea93cea9187dfd00835aa7093bf1bAffected 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to before 97c1f26e4d4af55e8584e4646dd5c5fa7baf62c7Affected 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to before 2a8807f9f511c64de0c7cc9900a1683e3d72a3e5Affected 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to before 5c094ca994824e038b6a97835ded4e5d1d808504Affected 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to before 2febd5f81e4bfba61d9f374dcca628aff374cc56Affected 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to before aa7cdf487ab3fa47284daaccc3d7d5de01c6a84cAffected 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to before b0ed8ed0428ee96092da6fefa5cfacbe4abed701Affected 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to before 95e2b352c03b0a86c5717ba1d24ea20969abcaccAffected
LinuxLinux	2.6.12Affected before 2.6.12Not affected 4.14.324 through 4.14.Not affected 4.19.293 through 4.19.Not affected 5.4.255 through 5.4.Not affected 5.10.192 through 5.10.Not affected 5.15.123 through 5.15.Not affected 6.1.42 through 6.1.Not affected 6.4.7 through 6.4.*Not affected 6.5 and laterNot affected

Product

Versions

LinuxLinux

1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to before a88efca805bea93cea9187dfd00835aa7093bf1bAffected
1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to before 97c1f26e4d4af55e8584e4646dd5c5fa7baf62c7Affected
1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to before 2a8807f9f511c64de0c7cc9900a1683e3d72a3e5Affected
1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to before 5c094ca994824e038b6a97835ded4e5d1d808504Affected
1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to before 2febd5f81e4bfba61d9f374dcca628aff374cc56Affected
1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to before aa7cdf487ab3fa47284daaccc3d7d5de01c6a84cAffected
1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to before b0ed8ed0428ee96092da6fefa5cfacbe4abed701Affected
1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to before 95e2b352c03b0a86c5717ba1d24ea20969abcaccAffected

LinuxLinux

2.6.12Affected
before 2.6.12Not affected
4.14.324 through 4.14.*Not affected
4.19.293 through 4.19.*Not affected
5.4.255 through 5.4.*Not affected
5.10.192 through 5.10.*Not affected
5.15.123 through 5.15.*Not affected
6.1.42 through 6.1.*Not affected
6.4.7 through 6.4.*Not affected
6.5 and laterNot affected

References

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