CVE-2023-54192
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 versions
Linux kernel versions
6.1.18,
6.2.5,
6.3
and later are affected. Fixed in
6.1.29,
6.2.16,
6.3.3,
6.4
and their respective stable series.
References
The following references provide additional information about CVE-2023-54192 including vendor advisories, patch commits, exploit details, and third-party analysis. Links are sourced from the NIST NVD database.
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PatchKernel patch commithttps://git.kernel.org/stable/c/1424358cd66c49460493293497b54cb72e0213cc
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PatchKernel patch commithttps://git.kernel.org/stable/c/424f8cdc0ad29e4940be96dcc0b935ba497adeda
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PatchKernel patch commithttps://git.kernel.org/stable/c/da6ea0b050fa720302b56fbb59307e7c7531a342
Frequently asked questions
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What is CVE-2023-54192?
CVE-2023-54192 is a unscored severity Linux kernel vulnerability . It affects Linux kernel versions from 6.1.18 onward and has been patched in 6.1.29, 6.2.16, 6.3.3 and others. CVE-2023-54192 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.
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Is there a patch available for CVE-2023-54192?
Yes — CVE-2023-54192 has been patched. Fixed versions include 6.1.29, 6.2.16, 6.3.3 and others. If you are running Linux kernel 6.1.18 or later up to the fix versions, apply the relevant patch for your kernel branch.
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Is CVE-2023-54192 actively exploited?
No — CVE-2023-54192 has not been confirmed as actively exploited. It is not listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.