libie: don't unroll if fwlog isn't supported
CVSS score
5.5
EPSS probability
%0.1
Risk score
0.0
Published
7 mo ago
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Vulnerability description
DayBreach CVE AI Research
CVE-2026-23329 has vendor, distribution, patch and security-source records on file. We can compare them and prepare an explanation linked to the evidence.
In the Linux kernel, the following vulnerability has been resolved: libie: don't unroll if fwlog isn't supported The libie_fwlog_deinit() function can be called during driver unload even when firmware logging was never properly initialized. This led to call trace: [ 148.576156] Oops: Oops: 0000 [#1] SMP NOPTI [ 148.576167] CPU: 80 UID: 0 PID: 12843 Comm: rmmod Kdump: loaded Not tainted 6.17.0-rc7next-queue-3oct-01915-g06d79d51cf51 #1 PREEMPT(full) [ 148.576177] Hardware name: HPE ProLiant DL385 Gen10 Plus/ProLiant DL385 Gen10 Plus, BIOS A42 07/18/2020 [ 148.576182] RIP: 0010:__dev_printk+0x16/0x70 [ 148.576196] Code: 1f 44 00 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 0f 1f 44 00 00 41 55 41 54 49 89 d4 55 48 89 fd 53 48 85 f6 74 3c <4c> 8b 6e 50 48 89 f3 4d 85 ed 75 03 4c 8b 2e 48 89 df e8 f3 27 98 [ 148.576204] RSP: 0018:ffffd2fd7ea17a48 EFLAGS: 00010202 [ 148.576211] RAX: ffffd2fd7ea17aa0 RBX: ffff8eb288ae2000 RCX: 0000000000000000 [ 148.576217] RDX: ffffd2fd7ea17a70 RSI: 00000000000000c8 RDI: ffffffffb68d3d88 [ 148.576222] RBP: ffffffffb68d3d88 R08: 0000000000000000 R09: 0000000000000000 [ 148.576227] R10: 00000000000000c8 R11: ffff8eb2b1a49400 R12: ffffd2fd7ea17a70 [ 148.576231] R13: ffff8eb3141fb000 R14: ffffffffc1215b48 R15: ffffffffc1215bd8 [ 148.576236] FS: 00007f5666ba6740(0000) GS:ffff8eb2472b9000(0000) knlGS:0000000000000000 [ 148.576242] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 148.576247] CR2: 0000000000000118 CR3: 000000011ad17000 CR4: 0000000000350ef0 [ 148.576252] Call Trace: [ 148.576258] <TASK> [ 148.576269] _dev_warn+0x7c/0x96 [ 148.576290] libie_fwlog_deinit+0x112/0x117 [libie_fwlog] [ 148.576303] ixgbe_remove+0x63/0x290 [ixgbe] [ 148.576342] pci_device_remove+0x42/0xb0 [ 148.576354] device_release_driver_internal+0x19c/0x200 [ 148.576365] driver_detach+0x48/0x90 [ 148.576372] bus_remove_driver+0x6d/0xf0 [ 148.576383] pci_unregister_driver+0x2e/0xb0 [ 148.576393] ixgbe_exit_module+0x1c/0xd50 [ixgbe] [ 148.576430] __do_sys_delete_module.isra.0+0x1bc/0x2e0 [ 148.576446] do_syscall_64+0x7f/0x980 It can be reproduced by trying to unload ixgbe driver in recovery mode. Fix that by checking if fwlog is supported before doing unroll.
IMPACT: Affected Products and Software
Affected Products
The following products are affected by CVE-2026-23329 vulnerability. Where our threat engine knows the exact affected versions, they are listed below.
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SCORING: CVSS from Multiple Sources
CVSS Scores
The Common Vulnerability Scoring System is a standardised framework for assessing the severity of vulnerabilities in software and systems. We collect and display CVSS scores from several sources for each CVE.
| SCORE | VERSION | SEVERITY | VECTOR | SOURCE |
|---|---|---|---|---|
| 5.5 | CVSS V31 | MEDIUM | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H | NVD |
Patch and Remediation Guide
Solution & Remediation Advisory
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Public exploit and active exploitation status
Verified exploit intelligence
No verified public PoC, exploit repository or Metasploit module has been found for this CVE yet.
Weakness Classification and Attack Patterns (CWE & CAPEC)
CWE - Common Weakness Enumeration
While CVE identifies specific instances of vulnerabilities, CWE categorises the common flaws or weaknesses that can lead to vulnerabilities. CVE-2026-23329 is associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification (CAPEC) stores attack patterns, which are descriptions of the common attributes and approaches employed by adversaries to exploit the CVE-2026-23329 weaknesses.
Attack Vector and Accessibility
Official Sources and Advisories
CVSS Vector Radar Chart
5.5 / 10Vulnerability Scoring Details
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:HYama doğrulandı
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