CVE-2026-23329 - Vulnerability Details

Vendors	Products
Linux Subscribe	Linux Kernel Subscribe

Link	Providers
https://git.kernel.org/stable/c/0138d1cdb19fa49181a5aaba32427f1787cb3935
https://git.kernel.org/stable/c/460c56ecbef57684aad1d6af525b89dcd3565701
https://git.kernel.org/stable/c/636cc3bd12f499c74eaf5dc9a7d5b832f1bb24ed

Type	Values Removed	Values Added
Description		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.
Title		libie: don't unroll if fwlog isn't supported
First Time appeared		Linux Linux linux Kernel
CPEs		cpe:2.3:o:linux:linux_kernel::::::::
Vendors & Products		Linux Linux linux Kernel
References		https://git.kernel.org/stable/c/0138d1cdb19fa49181a5aaba32427f1787cb3935 https://git.kernel.org/stable/c/460c56ecbef57684aad1d6af525b89dcd3565701 https://git.kernel.org/stable/c/636cc3bd12f499c74eaf5dc9a7d5b832f1bb24ed

{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-23329", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "state": "PUBLISHED", "assignerShortName": "Linux", "dateReserved": "2026-01-13T15:37:45.996Z", "datePublished": "2026-03-25T10:27:21.212Z", "dateUpdated": "2026-03-25T10:27:21.212Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2026-03-25T10:27:21.212Z"}, "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nlibie: don't unroll if fwlog isn't supported\n\nThe libie_fwlog_deinit() function can be called during driver unload\neven when firmware logging was never properly initialized. This led to call\ntrace:\n\n[ 148.576156] Oops: Oops: 0000 [#1] SMP NOPTI\n[ 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)\n[ 148.576177] Hardware name: HPE ProLiant DL385 Gen10 Plus/ProLiant DL385 Gen10 Plus, BIOS A42 07/18/2020\n[ 148.576182] RIP: 0010:__dev_printk+0x16/0x70\n[ 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\n[ 148.576204] RSP: 0018:ffffd2fd7ea17a48 EFLAGS: 00010202\n[ 148.576211] RAX: ffffd2fd7ea17aa0 RBX: ffff8eb288ae2000 RCX: 0000000000000000\n[ 148.576217] RDX: ffffd2fd7ea17a70 RSI: 00000000000000c8 RDI: ffffffffb68d3d88\n[ 148.576222] RBP: ffffffffb68d3d88 R08: 0000000000000000 R09: 0000000000000000\n[ 148.576227] R10: 00000000000000c8 R11: ffff8eb2b1a49400 R12: ffffd2fd7ea17a70\n[ 148.576231] R13: ffff8eb3141fb000 R14: ffffffffc1215b48 R15: ffffffffc1215bd8\n[ 148.576236] FS: 00007f5666ba6740(0000) GS:ffff8eb2472b9000(0000) knlGS:0000000000000000\n[ 148.576242] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033\n[ 148.576247] CR2: 0000000000000118 CR3: 000000011ad17000 CR4: 0000000000350ef0\n[ 148.576252] Call Trace:\n[ 148.576258] <TASK>\n[ 148.576269] _dev_warn+0x7c/0x96\n[ 148.576290] libie_fwlog_deinit+0x112/0x117 [libie_fwlog]\n[ 148.576303] ixgbe_remove+0x63/0x290 [ixgbe]\n[ 148.576342] pci_device_remove+0x42/0xb0\n[ 148.576354] device_release_driver_internal+0x19c/0x200\n[ 148.576365] driver_detach+0x48/0x90\n[ 148.576372] bus_remove_driver+0x6d/0xf0\n[ 148.576383] pci_unregister_driver+0x2e/0xb0\n[ 148.576393] ixgbe_exit_module+0x1c/0xd50 [ixgbe]\n[ 148.576430] __do_sys_delete_module.isra.0+0x1bc/0x2e0\n[ 148.576446] do_syscall_64+0x7f/0x980\n\nIt can be reproduced by trying to unload ixgbe driver in recovery mode.\n\nFix that by checking if fwlog is supported before doing unroll."}], "affected": [{"product": "Linux", "vendor": "Linux", "defaultStatus": "unaffected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["drivers/net/ethernet/intel/libie/fwlog.c"], "versions": [{"version": "641585bc978e0a1170ca8f12fbb1468b3874a2db", "lessThan": "0138d1cdb19fa49181a5aaba32427f1787cb3935", "status": "affected", "versionType": "git"}, {"version": "641585bc978e0a1170ca8f12fbb1468b3874a2db", "lessThan": "460c56ecbef57684aad1d6af525b89dcd3565701", "status": "affected", "versionType": "git"}, {"version": "641585bc978e0a1170ca8f12fbb1468b3874a2db", "lessThan": "636cc3bd12f499c74eaf5dc9a7d5b832f1bb24ed", "status": "affected", "versionType": "git"}]}, {"product": "Linux", "vendor": "Linux", "defaultStatus": "affected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["drivers/net/ethernet/intel/libie/fwlog.c"], "versions": [{"version": "6.18", "status": "affected"}, {"version": "0", "lessThan": "6.18", "status": "unaffected", "versionType": "semver"}, {"version": "6.18.17", "lessThanOrEqual": "6.18.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.19.7", "lessThanOrEqual": "6.19.*", "status": "unaffected", "versionType": "semver"}, {"version": "7.0-rc3", "lessThanOrEqual": "*", "status": "unaffected", "versionType": "original_commit_for_fix"}]}], "cpeApplicability": [{"nodes": [{"operator": "OR", "negate": false, "cpeMatch": [{"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "6.18", "versionEndExcluding": "6.18.17"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "6.18", "versionEndExcluding": "6.19.7"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "6.18", "versionEndExcluding": "7.0-rc3"}]}]}], "references": [{"url": "https://git.kernel.org/stable/c/0138d1cdb19fa49181a5aaba32427f1787cb3935"}, {"url": "https://git.kernel.org/stable/c/460c56ecbef57684aad1d6af525b89dcd3565701"}, {"url": "https://git.kernel.org/stable/c/636cc3bd12f499c74eaf5dc9a7d5b832f1bb24ed"}], "title": "libie: don't unroll if fwlog isn't supported", "x_generator": {"engine": "bippy-1.2.0"}}}}

{"cveTags": [], "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nlibie: don't unroll if fwlog isn't supported\n\nThe libie_fwlog_deinit() function can be called during driver unload\neven when firmware logging was never properly initialized. This led to call\ntrace:\n\n[ 148.576156] Oops: Oops: 0000 [#1] SMP NOPTI\n[ 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)\n[ 148.576177] Hardware name: HPE ProLiant DL385 Gen10 Plus/ProLiant DL385 Gen10 Plus, BIOS A42 07/18/2020\n[ 148.576182] RIP: 0010:__dev_printk+0x16/0x70\n[ 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\n[ 148.576204] RSP: 0018:ffffd2fd7ea17a48 EFLAGS: 00010202\n[ 148.576211] RAX: ffffd2fd7ea17aa0 RBX: ffff8eb288ae2000 RCX: 0000000000000000\n[ 148.576217] RDX: ffffd2fd7ea17a70 RSI: 00000000000000c8 RDI: ffffffffb68d3d88\n[ 148.576222] RBP: ffffffffb68d3d88 R08: 0000000000000000 R09: 0000000000000000\n[ 148.576227] R10: 00000000000000c8 R11: ffff8eb2b1a49400 R12: ffffd2fd7ea17a70\n[ 148.576231] R13: ffff8eb3141fb000 R14: ffffffffc1215b48 R15: ffffffffc1215bd8\n[ 148.576236] FS: 00007f5666ba6740(0000) GS:ffff8eb2472b9000(0000) knlGS:0000000000000000\n[ 148.576242] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033\n[ 148.576247] CR2: 0000000000000118 CR3: 000000011ad17000 CR4: 0000000000350ef0\n[ 148.576252] Call Trace:\n[ 148.576258] <TASK>\n[ 148.576269] _dev_warn+0x7c/0x96\n[ 148.576290] libie_fwlog_deinit+0x112/0x117 [libie_fwlog]\n[ 148.576303] ixgbe_remove+0x63/0x290 [ixgbe]\n[ 148.576342] pci_device_remove+0x42/0xb0\n[ 148.576354] device_release_driver_internal+0x19c/0x200\n[ 148.576365] driver_detach+0x48/0x90\n[ 148.576372] bus_remove_driver+0x6d/0xf0\n[ 148.576383] pci_unregister_driver+0x2e/0xb0\n[ 148.576393] ixgbe_exit_module+0x1c/0xd50 [ixgbe]\n[ 148.576430] __do_sys_delete_module.isra.0+0x1bc/0x2e0\n[ 148.576446] do_syscall_64+0x7f/0x980\n\nIt can be reproduced by trying to unload ixgbe driver in recovery mode.\n\nFix that by checking if fwlog is supported before doing unroll."}], "id": "CVE-2026-23329", "lastModified": "2026-03-25T11:16:30.093", "metrics": {}, "published": "2026-03-25T11:16:30.093", "references": [{"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/0138d1cdb19fa49181a5aaba32427f1787cb3935"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/460c56ecbef57684aad1d6af525b89dcd3565701"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/636cc3bd12f499c74eaf5dc9a7d5b832f1bb24ed"}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "vulnStatus": "Received"}

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