CVE-2023-53766

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

N/A

Published: December 8, 2025 at 01:19 AM UTC

Updated: June 17, 2026 at 06:46 AM UTC

1 product affected across 1 vendorLinux Kernel

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Severity

N/A

Exploit prediction

EPSS 0.2%

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.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Linux Kernel · Linux

95%

2.6.12 ≤ v < 4.14.3242.6.12 ≤ v < 4.19.2932.6.12 ≤ v < 5.10.1922.6.12 ≤ v < 5.15.1232.6.12 ≤ v < 5.4.2552.6.12 ≤ v < 6.1.422.6.12 ≤ v < 6.4.72.6.12 ≤ v < 6.51da177e4c3f41524e886b7f1b8a0c1fc7321cac2 2.6.12

Vendor states this is fixed in 2a8807f9f511c64de0c7cc9900a1683e3d72a3e5 (fixed)

Vendor states this is fixed in 2febd5f81e4bfba61d9f374dcca628aff374cc56 (fixed)

Vendor states this is fixed in 5c094ca994824e038b6a97835ded4e5d1d808504 (fixed)

Vendor states this is fixed in 95e2b352c03b0a86c5717ba1d24ea20969abcacc (fixed)

Vendor states this is fixed in 97c1f26e4d4af55e8584e4646dd5c5fa7baf62c7 (fixed)

Vendor states this is fixed in a88efca805bea93cea9187dfd00835aa7093bf1b (fixed)

Vendor states this is fixed in aa7cdf487ab3fa47284daaccc3d7d5de01c6a84c (fixed)

Vendor states this is fixed in b0ed8ed0428ee96092da6fefa5cfacbe4abed701 (fixed)

Vendor states this is fixed in 2.6.12 (unaffected)

Vendor states this is fixed in 4.14.324 (unaffected)

Vendor states this is fixed in 4.19.293 (unaffected)

Vendor states this is fixed in 5.10.192 (unaffected)