f2fs: fix null pointer panic in tracepoint in __replace_atomic_write_block
Key facts
- Attack vector
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- Privileges required
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- User interaction
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- Attack complexity
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- Impact type
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- Confidentiality · integrity · availability
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- Fix status
- Fixed
No CVSS vector from any source. Fix status from CNA.
Summary
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
Why it matters now
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
Remediation
- Fix · CNA Linux (Linux) Fixed in 6.1.29, 6.2.16
- Fix · CNA Linux (Linux) Fixed in 6.1.29, 6.2.16, 6.3.3, 6.4
Vendor assessments
Red Hat
Not affected: 5 products
- Red Hat Enterprise Linux 10
- Red Hat Enterprise Linux 6
- Red Hat Enterprise Linux 7
- Red Hat Enterprise Linux 8
- Red Hat Enterprise Linux 9
Timeline
- 2026-10-02 Threatist record created from CVE-2023-54192
- 2026-10-03 Alias added: GHSA-x38v-9849-rp33
References
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Sources
- CVE-2023-54192 · CVE Program
- CVE-2023-54192 · NVD
- FIRST EPSS
- GHSA-x38v-9849-rp33 · GitHub Advisory Database · CC BY 4.0
- CVE-2023-54192 · Red Hat security data · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences