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CVE-2025-71238— scsi: qla2xxx: Fix bsg_done() causing double free

Quick assessment

Affected
Linux Linux
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Linux kernel是美国Linux基金会的开源操作系统Linux所使用的内核。 Linux kernel存在安全漏洞，该漏洞源于bsg_done函数导致双重释放，可能导致内核崩溃。

AI Predicted 4.7 Difficulty: Moderate EPSS 0.20% · P9

Possible ATT&CK Techniques 1 AI

T1211 · Exploitation for Stealth

Affected Version Matrix 18

VendorProduct Version RangeStatus
Linux Linux 1b81e7f3019d632a707e07927e946ffbbc102910< 057a5bdc481e58ab853117254867ffb22caf9f6e affected
1b81e7f3019d632a707e07927e946ffbbc102910< f2bbb4db0e4a4fbd5e649c0b5d8733f61da24720 affected
1b81e7f3019d632a707e07927e946ffbbc102910< 27ac9679c43a09e54e2d9aae9980ada045b428e0 affected
1b81e7f3019d632a707e07927e946ffbbc102910< 74e7458537cd9349cf019862e51491f670871707 affected
1b81e7f3019d632a707e07927e946ffbbc102910< 871f6236da96c4a9712b8a29d7f555f767a47e95 affected
1b81e7f3019d632a707e07927e946ffbbc102910< 31f33b856d2324d86bcaef295f4d210477a1c018 affected
1b81e7f3019d632a707e07927e946ffbbc102910< 708003e1bc857dd014d4c44278d7d77c26f91b1c affected
1b81e7f3019d632a707e07927e946ffbbc102910< c2c68225b1456f4d0d393b5a8778d51bb0d5b1d0 affected
… +10 more rows
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I. Basic Information for CVE-2025-71238

Vulnerability Information
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Vulnerability Title
scsi: qla2xxx: Fix bsg_done() causing double free
Source: CVE Program / CVE List V5
Vulnerability Description
In the Linux kernel, the following vulnerability has been resolved: scsi: qla2xxx: Fix bsg_done() causing double free Kernel panic observed on system, [5353358.825191] BUG: unable to handle page fault for address: ff5f5e897b024000 [5353358.825194] #PF: supervisor write access in kernel mode [5353358.825195] #PF: error_code(0x0002) - not-present page [5353358.825196] PGD 100006067 P4D 0 [5353358.825198] Oops: 0002 [#1] PREEMPT SMP NOPTI [5353358.825200] CPU: 5 PID: 2132085 Comm: qlafwupdate.sub Kdump: loaded Tainted: G W L ------- --- 5.14.0-503.34.1.el9_5.x86_64 #1 [5353358.825203] Hardware name: HPE ProLiant DL360 Gen11/ProLiant DL360 Gen11, BIOS 2.44 01/17/2025 [5353358.825204] RIP: 0010:memcpy_erms+0x6/0x10 [5353358.825211] RSP: 0018:ff591da8f4f6b710 EFLAGS: 00010246 [5353358.825212] RAX: ff5f5e897b024000 RBX: 0000000000007090 RCX: 0000000000001000 [5353358.825213] RDX: 0000000000001000 RSI: ff591da8f4fed090 RDI: ff5f5e897b024000 [5353358.825214] RBP: 0000000000010000 R08: ff5f5e897b024000 R09: 0000000000000000 [5353358.825215] R10: ff46cf8c40517000 R11: 0000000000000001 R12: 0000000000008090 [5353358.825216] R13: ff591da8f4f6b720 R14: 0000000000001000 R15: 0000000000000000 [5353358.825218] FS: 00007f1e88d47740(0000) GS:ff46cf935f940000(0000) knlGS:0000000000000000 [5353358.825219] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [5353358.825220] CR2: ff5f5e897b024000 CR3: 0000000231532004 CR4: 0000000000771ef0 [5353358.825221] PKRU: 55555554 [5353358.825222] Call Trace: [5353358.825223] <TASK> [5353358.825224] ? show_trace_log_lvl+0x1c4/0x2df [5353358.825229] ? show_trace_log_lvl+0x1c4/0x2df [5353358.825232] ? sg_copy_buffer+0xc8/0x110 [5353358.825236] ? __die_body.cold+0x8/0xd [5353358.825238] ? page_fault_oops+0x134/0x170 [5353358.825242] ? kernelmode_fixup_or_oops+0x84/0x110 [5353358.825244] ? exc_page_fault+0xa8/0x150 [5353358.825247] ? asm_exc_page_fault+0x22/0x30 [5353358.825252] ? memcpy_erms+0x6/0x10 [5353358.825253] sg_copy_buffer+0xc8/0x110 [5353358.825259] qla2x00_process_vendor_specific+0x652/0x1320 [qla2xxx] [5353358.825317] qla24xx_bsg_request+0x1b2/0x2d0 [qla2xxx] Most routines in qla_bsg.c call bsg_done() only for success cases. However a few invoke it for failure case as well leading to a double free. Validate before calling bsg_done().
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
N/A
Source: CVE Program / CVE List V5
Vulnerability Title
Linux kernel 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Linux kernel是美国Linux基金会的开源操作系统Linux所使用的内核。 Linux kernel存在安全漏洞，该漏洞源于bsg_done函数导致双重释放，可能导致内核崩溃。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
Linux Linux 1b81e7f3019d632a707e07927e946ffbbc102910 ~ 057a5bdc481e58ab853117254867ffb22caf9f6e -
Linux Linux 5.7 -

II. Public POCs for CVE-2025-71238

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III. Intelligence Information for CVE-2025-71238

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Patches & Fixes for CVE-2025-71238 (8)

Same Patch Batch · Linux · 2026-03-04 · 9 CVEs total

CVE-2026-23231 7.8 HIGH netfilter: nf_tables: fix use-after-free in nf_tables_addchain()
CVE-2026-23236 7.3 HIGH fbdev: smscufx: properly copy ioctl memory to kernelspace
CVE-2026-23232 Revert "f2fs: block cache/dio write during f2fs_enable_checkpoint()"
CVE-2026-23233 f2fs: fix to avoid mapping wrong physical block for swapfile
CVE-2026-23234 f2fs: fix to avoid UAF in f2fs_write_end_io()
CVE-2026-23235 f2fs: fix out-of-bounds access in sysfs attribute read/write
CVE-2026-23238 romfs: check sb_set_blocksize() return value
CVE-2026-23237 platform/x86: classmate-laptop: Add missing NULL pointer checks

IV. Related Vulnerabilities

Same product: Linux
Same vendor: Linux

V. Comments for CVE-2025-71238

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