CVE-2023-54192

f2fs: fix null pointer panic in tracepoint in __replace_atomic_write_block

N/A

Published: December 30, 2025 at 12:08 PM UTC

Updated: October 28, 2026 at 07:10 PM 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: f2fs: fix null pointer panic in tracepoint in __replace_atomic_write_block We got a kernel panic if old_addr is NULL. https://bugzilla.kernel.org/show_bug.cgi?id=217266 BUG: kernel NULL pointer dereference, address: 0000000000000000 Call Trace: <TASK> f2fs_commit_atomic_write+0x619/0x990 [f2fs a1b985b80f5babd6f3ea778384908880812bfa43] __f2fs_ioctl+0xd8e/0x4080 [f2fs a1b985b80f5babd6f3ea778384908880812bfa43] ? vfs_write+0x2ae/0x3f0 ? vfs_write+0x2ae/0x3f0 __x64_sys_ioctl+0x91/0xd0 do_syscall_64+0x5c/0x90 entry_SYSCALL_64_after_hwframe+0x72/0xdc RIP: 0033:0x7f69095fe53f

Affected

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

Linux Kernel · Linux

90%

6.1.18 ≤ v < 6.1.296.2.5 ≤ v < 6.2.162f3a9ae990a7881c9a57a073bb52ebe34fdc31606.1.18 6.2.5 6.39ad51915f4b368eef8f4cbd3a0b6367d4504c245f955d66b179679312310d42108c0df1cd0714313

Vendor states this is fixed in 1424358cd66c49460493293497b54cb72e0213cc (fixed)

Vendor states this is fixed in 424f8cdc0ad29e4940be96dcc0b935ba497adeda (fixed)

Vendor states this is fixed in da6ea0b050fa720302b56fbb59307e7c7531a342 (fixed)

Vendor states this is fixed in e2bbefc1741cb0732c13652be173da02f25611d1 (fixed)

Vendor states this is fixed in 6.1.29 (unaffected)

Vendor states this is fixed in 6.2.16 (unaffected)

Vendor states this is fixed in 6.3 (unaffected)

Vendor states this is fixed in 6.3.3 (unaffected)

Vendor states this is fixed in 6.4 (unaffected)