CVE-2025-71236

scsi: qla2xxx: Validate sp before freeing associated memory

State: Published
Severity: 7.5 High
Published: Feb 18, 2026
Updated: Oct 19, 2026
Reserved: Feb 18, 2026

Description

In the Linux kernel, the following vulnerability has been resolved:

scsi: qla2xxx: Validate sp before freeing associated memory

System crash with the following signature [154563.214890] nvme nvme2: NVME-FC{1}: controller connect complete [154564.169363] qla2xxx [0000:b0:00.1]-3002:2: nvme: Sched: Set ZIO exchange threshold to 3. [154564.169405] qla2xxx [0000:b0:00.1]-ffffff:2: SET ZIO Activity exchange threshold to 5. [154565.539974] qla2xxx [0000:b0:00.1]-5013:2: RSCN database changed – 0078 0080 0000. [154565.545744] qla2xxx [0000:b0:00.1]-5013:2: RSCN database changed – 0078 00a0 0000. [154565.545857] qla2xxx [0000:b0:00.1]-11a2:2: FEC=enabled (data rate). [154565.552760] qla2xxx [0000:b0:00.1]-11a2:2: FEC=enabled (data rate). [154565.553079] BUG: kernel NULL pointer dereference, address: 00000000000000f8 [154565.553080] #PF: supervisor read access in kernel mode [154565.553082] #PF: error_code(0x0000) - not-present page [154565.553084] PGD 80000010488ab067 P4D 80000010488ab067 PUD 104978a067 PMD 0 [154565.553089] Oops: 0000 1 PREEMPT SMP PTI [154565.553092] CPU: 10 PID: 858 Comm: qla2xxx_2_dpc Kdump: loaded Tainted: G OE ------- --- 5.14.0-503.11.1.el9_5.x86_64 #1 [154565.553096] Hardware name: HPE Synergy 660 Gen10/Synergy 660 Gen10 Compute Module, BIOS I43 09/30/2024 [154565.553097] RIP: 0010:qla_fab_async_scan.part.0+0x40b/0x870 [qla2xxx] [154565.553141] Code: 00 00 e8 58 a3 ec d4 49 89 e9 ba 12 20 00 00 4c 89 e6 49 c7 c0 00 ee a8 c0 48 c7 c1 66 c0 a9 c0 bf 00 80 00 10 e8 15 69 00 00 <4c> 8b 8d f8 00 00 00 4d 85 c9 74 35 49 8b 84 24 00 19 00 00 48 8b [154565.553143] RSP: 0018:ffffb4dbc8aebdd0 EFLAGS: 00010286 [154565.553145] RAX: 0000000000000000 RBX: ffff8ec2cf0908d0 RCX: 0000000000000002 [154565.553147] RDX: 0000000000000000 RSI: ffffffffc0a9c896 RDI: ffffb4dbc8aebd47 [154565.553148] RBP: 0000000000000000 R08: ffffb4dbc8aebd45 R09: 0000000000ffff0a [154565.553150] R10: 0000000000000000 R11: 000000000000000f R12: ffff8ec2cf0908d0 [154565.553151] R13: ffff8ec2cf090900 R14: 0000000000000102 R15: ffff8ec2cf084000 [154565.553152] FS: 0000000000000000(0000) GS:ffff8ed27f800000(0000) knlGS:0000000000000000 [154565.553154] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [154565.553155] CR2: 00000000000000f8 CR3: 000000113ae0a005 CR4: 00000000007706f0 [154565.553157] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [154565.553158] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [154565.553159] PKRU: 55555554 [154565.553160] Call Trace: [154565.553162] <TASK> [154565.553165] ? show_trace_log_lvl+0x1c4/0x2df [154565.553172] ? show_trace_log_lvl+0x1c4/0x2df [154565.553177] ? qla_fab_async_scan.part.0+0x40b/0x870 [qla2xxx] [154565.553215] ? __die_body.cold+0x8/0xd [154565.553218] ? page_fault_oops+0x134/0x170 [154565.553223] ? snprintf+0x49/0x70 [154565.553229] ? exc_page_fault+0x62/0x150 [154565.553238] ? asm_exc_page_fault+0x22/0x30

Check for sp being non NULL before freeing any associated memory

Scores

CVSS	Score	Vector	Source
3.1	7.5 High	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H	Linux

Weaknesses

CWE-476 NULL Pointer Dereference

Affected Products

Product	Versions
LinuxLinux	a4239945b8ad112fb914d0605c8f6c5fd3330f61 to before 85c0890fea6baeba9c4ae6ae090182cbb1a93fb2Affected a4239945b8ad112fb914d0605c8f6c5fd3330f61 to before a46f81c1e627437de436e517f5fd4b725c15a1e6Affected a4239945b8ad112fb914d0605c8f6c5fd3330f61 to before 044131fce27749cb6ea986baf861fbe63c6d8a17Affected a4239945b8ad112fb914d0605c8f6c5fd3330f61 to before 949010291bb941d53733ed08a33454254d9afb1bAffected a4239945b8ad112fb914d0605c8f6c5fd3330f61 to before 40ae93668226b610edb952c6036f607a61750b57Affected a4239945b8ad112fb914d0605c8f6c5fd3330f61 to before 1a9585e4c58d1f1662b3ca46110ed4f583082ce5Affected a4239945b8ad112fb914d0605c8f6c5fd3330f61 to before 944378ead9a48d5d50e9e3cc85e4cdb911c37ca1Affected a4239945b8ad112fb914d0605c8f6c5fd3330f61 to before b6df15aec8c3441357d4da0eaf4339eb20f5999fAffected
LinuxLinux	4.16Affected before 4.16Not affected 5.10.251 through 5.10.Not affected 5.15.201 through 5.15.Not affected 6.1.164 through 6.1.Not affected 6.6.125 through 6.6.Not affected 6.12.72 through 6.12.Not affected 6.18.11 through 6.18.Not affected 6.19.1 through 6.19.*Not affected 7.0 and laterNot affected

Product

Versions

LinuxLinux

a4239945b8ad112fb914d0605c8f6c5fd3330f61 to before 85c0890fea6baeba9c4ae6ae090182cbb1a93fb2Affected
a4239945b8ad112fb914d0605c8f6c5fd3330f61 to before a46f81c1e627437de436e517f5fd4b725c15a1e6Affected
a4239945b8ad112fb914d0605c8f6c5fd3330f61 to before 044131fce27749cb6ea986baf861fbe63c6d8a17Affected
a4239945b8ad112fb914d0605c8f6c5fd3330f61 to before 949010291bb941d53733ed08a33454254d9afb1bAffected
a4239945b8ad112fb914d0605c8f6c5fd3330f61 to before 40ae93668226b610edb952c6036f607a61750b57Affected
a4239945b8ad112fb914d0605c8f6c5fd3330f61 to before 1a9585e4c58d1f1662b3ca46110ed4f583082ce5Affected
a4239945b8ad112fb914d0605c8f6c5fd3330f61 to before 944378ead9a48d5d50e9e3cc85e4cdb911c37ca1Affected
a4239945b8ad112fb914d0605c8f6c5fd3330f61 to before b6df15aec8c3441357d4da0eaf4339eb20f5999fAffected

LinuxLinux

4.16Affected
before 4.16Not affected
5.10.251 through 5.10.*Not affected
5.15.201 through 5.15.*Not affected
6.1.164 through 6.1.*Not affected
6.6.125 through 6.6.*Not affected
6.12.72 through 6.12.*Not affected
6.18.11 through 6.18.*Not affected
6.19.1 through 6.19.*Not affected
7.0 and laterNot affected

References

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