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Unscored CVE-2023-53607 EUVD-2025-32266GHSA-mj42-qmqq-f53f

ALSA: ymfpci: Fix BUG_ON in probe function

Published Oct 4, 2025 · Updated Nov 5, 2026 · Assigned by Linux

Vendor: Linux Product: Linux Package: linux Package: linux Package: linux-allwinner-5.19 Package: linux-aws Package: linux-aws-5.0 Package: linux-aws-5.11 Package: linux-aws-5.13 Package: linux-aws-5.15 Package: linux-aws-5.19 Package: linux-aws-5.3 Package: linux-aws-5.4 Package: linux-aws-5.8 Package: linux-aws-6.2 Package: linux-aws-6.5 Package: linux-aws-fips Package: linux-aws-hwe Package: linux-azure Package: linux-azure-4.15 Package: linux-azure-5.11 Package: linux-azure-5.13 Package: linux-azure-5.15 Package: linux-azure-5.19 Package: linux-azure-5.3 Package: linux-azure-5.4 Package: linux-azure-5.8 Package: linux-azure-6.11 Package: linux-azure-6.2 Package: linux-azure-6.5 Package: linux-azure-edge Package: linux-azure-fde Package: linux-azure-fde-5.19 Package: linux-azure-fde-6.2 Package: linux-azure-fips Package: linux-bluefield Package: linux-fips Package: linux-gcp Package: linux-gcp-4.15 Package: linux-gcp-5.11 Package: linux-gcp-5.13 Package: linux-gcp-5.15 Package: linux-gcp-5.19 Package: linux-gcp-5.3 Package: linux-gcp-5.4 Package: linux-gcp-5.8 Package: linux-gcp-6.11 Package: linux-gcp-6.2 Package: linux-gcp-6.5 Package: linux-gcp-fips Package: linux-gke Package: linux-gke-4.15 Package: linux-gke-5.15 Package: linux-gke-5.4 Package: linux-gkeop Package: linux-gkeop-5.15 Package: linux-gkeop-5.4 Package: linux-hwe Package: linux-hwe-5.11 Package: linux-hwe-5.13 Package: linux-hwe-5.15 Package: linux-hwe-5.19 Package: linux-hwe-5.4 Package: linux-hwe-5.8 Package: linux-hwe-6.11 Package: linux-hwe-6.2 Package: linux-hwe-6.5 Package: linux-hwe-edge Package: linux-ibm Package: linux-ibm-5.15 Package: linux-ibm-5.4 Package: linux-intel Package: linux-intel-5.13 Package: linux-intel-iot-realtime Package: linux-intel-iotg Package: linux-intel-iotg-5.15 Package: linux-iot Package: linux-kvm Package: linux-lowlatency Package: linux-lowlatency-hwe-5.15 Package: linux-lowlatency-hwe-5.19 Package: linux-lowlatency-hwe-6.11 Package: linux-lowlatency-hwe-6.2 Package: linux-lowlatency-hwe-6.5 Package: linux-nvidia Package: linux-nvidia-6.2 Package: linux-nvidia-6.5 Package: linux-nvidia-tegra Package: linux-nvidia-tegra-5.15 Package: linux-nvidia-tegra-igx Package: linux-oem Package: linux-oem-5.10 Package: linux-oem-5.13 Package: linux-oem-5.14 Package: linux-oem-5.17 Package: linux-oem-5.6 Package: linux-oem-6.0 Package: linux-oem-6.1 Package: linux-oem-6.11 Package: linux-oem-6.5 Package: linux-oem-6.8 Package: linux-oracle Package: linux-oracle-5.0 Package: linux-oracle-5.11 Package: linux-oracle-5.13 Package: linux-oracle-5.15 Package: linux-oracle-5.3 Package: linux-oracle-5.4 Package: linux-oracle-5.8 Package: linux-oracle-6.5 Package: linux-raspi Package: linux-raspi-5.4 Package: linux-raspi-realtime Package: linux-raspi2 Package: linux-realtime Package: linux-riscv Package: linux-riscv-5.11 Package: linux-riscv-5.15 Package: linux-riscv-5.19 Package: linux-riscv-5.8 Package: linux-riscv-6.5 Package: linux-starfive-5.19 Package: linux-starfive-6.2 Package: linux-starfive-6.5 Package: linux-vmware Package: linux-xilinx-zynqmp Platform: Linux Ecosystem: Debian Ecosystem: Ubuntu

Description

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

ALSA: ymfpci: Fix BUG_ON in probe function

The snd_dma_buffer.bytes field now contains the aligned size, which this
snd_BUG_ON() did not account for, resulting in the following:

[ 9.625915] ------------[ cut here ]------------
[ 9.633440] WARNING: CPU: 0 PID: 126 at sound/pci/ymfpci/ymfpci_main.c:2168 snd_ymfpci_create+0x681/0x698 [snd_ymfpci]
[ 9.648926] Modules linked in: snd_ymfpci(+) snd_intel_dspcfg kvm(+) snd_intel_sdw_acpi snd_ac97_codec snd_mpu401_uart snd_opl3_lib irqbypass snd_hda_codec gameport snd_rawmidi crct10dif_pclmul crc32_pclmul cfg80211 snd_hda_core polyval_clmulni polyval_generic gf128mul snd_seq_device ghash_clmulni_intel snd_hwdep ac97_bus sha512_ssse3 rfkill snd_pcm aesni_intel tg3 snd_timer crypto_simd snd mxm_wmi libphy cryptd k10temp fam15h_power pcspkr soundcore sp5100_tco wmi acpi_cpufreq mac_hid dm_multipath sg loop fuse dm_mod bpf_preload ip_tables x_tables ext4 crc32c_generic crc16 mbcache jbd2 sr_mod cdrom ata_generic pata_acpi firewire_ohci crc32c_intel firewire_core xhci_pci crc_itu_t pata_via xhci_pci_renesas floppy
[ 9.711849] CPU: 0 PID: 126 Comm: kworker/0:2 Not tainted 6.1.21-1-lts #1 08d2e5ece03136efa7c6aeea9a9c40916b1bd8da
[ 9.722200] Hardware name: To Be Filled By O.E.M. To Be Filled By O.E.M./990FX Extreme4, BIOS P2.70 06/05/2014
[ 9.732204] Workqueue: events work_for_cpu_fn
[ 9.736580] RIP: 0010:snd_ymfpci_create+0x681/0x698 [snd_ymfpci]
[ 9.742594] Code: 8c c0 4c 89 e2 48 89 df 48 c7 c6 92 c6 8c c0 e8 15 d0 e9 ff 48 83 c4 08 44 89 e8 5b 5d 41 5c 41 5d 41 5e 41 5f e9 d3 7a 33 e3 <0f> 0b e9 cb fd ff ff 41 bd fb ff ff ff eb db 41 bd f4 ff ff ff eb
[ 9.761358] RSP: 0018:ffffab64804e7da0 EFLAGS: 00010287
[ 9.766594] RAX: ffff8fa2df06c400 RBX: ffff8fa3073a8000 RCX: ffff8fa303fbc4a8
[ 9.773734] RDX: ffff8fa2df06d000 RSI: 0000000000000010 RDI: 0000000000000020
[ 9.780876] RBP: ffff8fa300b5d0d0 R08: ffff8fa3073a8e50 R09: 00000000df06bf00
[ 9.788018] R10: ffff8fa2df06bf00 R11: 00000000df068200 R12: ffff8fa3073a8918
[ 9.795159] R13: 0000000000000000 R14: 0000000000000080 R15: ffff8fa2df068200
[ 9.802317] FS: 0000000000000000(0000) GS:ffff8fa9fec00000(0000) knlGS:0000000000000000
[ 9.810414] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 9.816158] CR2: 000055febaf66500 CR3: 0000000101a2e000 CR4: 00000000000406f0
[ 9.823301] Call Trace:
[ 9.825747] <TASK>
[ 9.827889] snd_card_ymfpci_probe+0x194/0x950 [snd_ymfpci b78a5fe64b5663a6390a909c67808567e3e73615]
[ 9.837030] ? finish_task_switch.isra.0+0x90/0x2d0
[ 9.841918] local_pci_probe+0x45/0x80
[ 9.845680] work_for_cpu_fn+0x1a/0x30
[ 9.849431] process_one_work+0x1c7/0x380
[ 9.853464] worker_thread+0x1af/0x390
[ 9.857225] ? rescuer_thread+0x3b0/0x3b0
[ 9.861254] kthread+0xde/0x110
[ 9.864414] ? kthread_complete_and_exit+0x20/0x20
[ 9.869210] ret_from_fork+0x22/0x30
[ 9.872792] </TASK>
[ 9.874985] ---[ end trace 0000000000000000 ]---

Affected products

VendorProductAffectedFixed
Linux Linux 5.10.134 – < 5.10.177, 4.9.325 – < 4.10, 4.14.290 – < 4.15, 4.19.254 – < 4.20, 5.4.208 – < 5.5, 5.11 5.10.177

Fixed in Linux distributions

Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.

ReleasePackageFixed inAdvisory
Debian 14 linux 6.1.25-1 —
Debian 13 linux 6.1.25-1 —
Debian 12 linux 6.1.25-1 —
ReleasePackageFixed inAdvisory
Ubuntu Nvidia-BlueField 22.04 LTS linux-bluefield 5.15.0-1022.24 —
Ubuntu 24.04 LTS linux-intel +9 No fix yet —
Ubuntu 22.04 LTS linux 5.15.0-79.86 —
Ubuntu 22.04 LTS linux-aws 5.15.0-1042.47 —
Ubuntu 22.04 LTS linux-azure 5.15.0-1045.52 —
Ubuntu 22.04 LTS linux-azure-fde 5.15.0-1045.52.1 —
Ubuntu 22.04 LTS linux-gcp 5.15.0-1039.47 —
Ubuntu 22.04 LTS linux-gke +1 5.15.0-1039.44 —
Ubuntu 22.04 LTS linux-gkeop 5.15.0-1025.30 —
Ubuntu 22.04 LTS linux-ibm +1 5.15.0-1035.38 —
Ubuntu 22.04 LTS linux-intel-iotg 5.15.0-1037.42 —
Ubuntu 22.04 LTS linux-lowlatency 5.15.0-79.88 —
Ubuntu 22.04 LTS linux-nvidia 5.15.0-1030.30 —
Ubuntu 22.04 LTS linux-nvidia-tegra 5.15.0-1016.16 —
Ubuntu 22.04 LTS linux-nvidia-tegra-igx 5.15.0-1002.2 —
Ubuntu 22.04 LTS linux-oracle 5.15.0-1040.46 —
Ubuntu 22.04 LTS linux-riscv +32 No fix yet —
Ubuntu 22.04 LTS linux-xilinx-zynqmp 5.15.0-1025.29 —
Ubuntu 20.04 LTS linux-aws-5.15 5.15.0-1041.46~20.04.1 —
Ubuntu 20.04 LTS linux-azure-5.15 5.15.0-1045.52~20.04.1 —
Ubuntu 20.04 LTS linux-gcp-5.15 5.15.0-1039.47~20.04.1 —
Ubuntu 20.04 LTS linux-gke +28 No fix yet —
Ubuntu 20.04 LTS linux-hwe-5.15 5.15.0-79.86~20.04.2 —
Ubuntu 20.04 LTS linux-ibm-5.15 5.15.0-1036.39~20.04.1 —
Ubuntu 20.04 LTS linux-intel-iotg-5.15 5.15.0-1037.42~20.04.1 —
Ubuntu 20.04 LTS linux-lowlatency-hwe-5.15 5.15.0-79.88~20.04.1 —
Ubuntu 20.04 LTS linux-nvidia-tegra-5.15 5.15.0-1016.16~20.04.1 —
Ubuntu 20.04 LTS linux-oracle-5.15 5.15.0-1040.46~20.04.1 —
Ubuntu 20.04 LTS linux-riscv-5.15 5.15.0-1038.42~20.04.2 —
Ubuntu 18.04 LTS linux-gcp +14 No fix yet —
Show 9 more (older releases, extended support, other products)
ReleasePackageFixed inAdvisory
Ubuntu 16.04 LTS linux-hwe-edge No fix yet —
Ubuntu Pro Realtime 22.04 LTS linux-intel-iot-realtime 5.15.0-1036.38 —
Ubuntu Pro Realtime 22.04 LTS linux-realtime 5.15.0-1043.48 —
Ubuntu Pro FIPS-updates 20.04 LTS linux-fips +3 No fix yet —
Ubuntu Pro FIPS-updates 18.04 LTS linux-fips +3 No fix yet —
Ubuntu Pro FIPS-preview 22.04 LTS linux-fips No fix yet —
Ubuntu Pro 20.04 LTS linux +10 No fix yet —
Ubuntu Pro 18.04 LTS linux +12 No fix yet —
Ubuntu Pro 16.04 LTS linux-gcp +4 No fix yet —
Ubuntu Pro 14.04 LTS linux-azure No fix yet —
ReleasePackageFixed inAdvisory
RHEL 9 bpftool 7.2.0-362.8.1.el9_3 RHSA-2023:6583
RHEL 9 rv +64 5.14.0-362.8.1.el9_3 RHSA-2023:6583
RHEL 8 perf +26 4.18.0-348.el8 RHSA-2023:7077, RHSA-2021:4356
ReleasePackageFixed inAdvisory
SLES 15 SP5 kernel-64kb +6 5.14.21-150500.55.127.1 SUSE-SU-2025:4320-1
SLES 15 SP5 kernel-default-base 5.14.21-150500.55.127.1.150500.6.61.1 SUSE-SU-2025:4320-1
SLES 15 SP4 kernel-64kb +6 5.14.21-150400.24.184.1 SUSE-SU-2025:4111-1
SLES 15 SP4 kernel-default-base 5.14.21-150400.24.184.1.150400.24.94.2 SUSE-SU-2025:4111-1
Show 11 more (older releases, extended support, other products)
ReleasePackageFixed inAdvisory
SLES for SAP 15 SP5 kernel-default-base 5.14.21-150500.55.127.1.150500.6.61.1 SUSE-SU-2025:4320-1
SLES for SAP 15 SP5 kernel-docs +4 5.14.21-150500.55.127.1 SUSE-SU-2025:4320-1
SLES for SAP 15 SP4 kernel-default-base 5.14.21-150400.24.184.1.150400.24.94.2 SUSE-SU-2025:4111-1
SLES for SAP 15 SP4 kernel-docs +4 5.14.21-150400.24.184.1 SUSE-SU-2025:4111-1
SLE Micro 5.5 kernel-default-base 5.14.21-150500.55.127.1.150500.6.61.1 SUSE-SU-2025:4320-1
SLE Micro 5.5 kernel-rt +1 5.14.21-150500.13.112.1 SUSE-SU-2025:4149-1
SLE Micro 5.5 kernel-source +1 5.14.21-150500.55.127.1 SUSE-SU-2025:4320-1
SLE Micro 5.4 kernel-default 5.14.21-150400.24.184.1 SUSE-SU-2025:4111-1
SLE Micro 5.4 kernel-default-base 5.14.21-150400.24.184.1.150400.24.94.2 SUSE-SU-2025:4111-1
SLE Micro 5.4 kernel-rt +1 5.14.21-150400.15.136.1 SUSE-SU-2025:4139-1
SLE Micro 5.3 kernel-default 5.14.21-150400.24.184.1 SUSE-SU-2025:4111-1
SLE Micro 5.3 kernel-default-base 5.14.21-150400.24.184.1.150400.24.94.2 SUSE-SU-2025:4111-1
SLE Micro 5.3 kernel-rt +1 5.14.21-150400.15.136.1 SUSE-SU-2025:4139-1
SLE Live Patching 15 SP5 kernel-default 5.14.21-150500.55.127.1 SUSE-SU-2025:4320-1
SLE Live Patching 15 SP5 kernel-livepatch-SLE15-SP5_Update_32 1-150500.11.3.1 SUSE-SU-2025:4320-1
SLE Live Patching 15 SP4 kernel-default 5.14.21-150400.24.184.1 SUSE-SU-2025:4111-1
SLE Live Patching 15 SP4 kernel-livepatch-SLE15-SP4_Update_46 1-150400.9.5.1 SUSE-SU-2025:4111-1
SLE HPC 15 SP5 kernel-64kb +5 5.14.21-150500.55.127.1 SUSE-SU-2025:4320-1
SLE HPC 15 SP5 kernel-default-base 5.14.21-150500.55.127.1.150500.6.61.1 SUSE-SU-2025:4320-1
SLE HPC 15 SP4 kernel-64kb +5 5.14.21-150400.24.184.1 SUSE-SU-2025:4111-1
SLE HPC 15 SP4 kernel-default-base 5.14.21-150400.24.184.1.150400.24.94.2 SUSE-SU-2025:4111-1
SUSE Manager Server LTS 4.3 kernel-default-base 5.14.21-150400.24.184.1.150400.24.94.2 SUSE-SU-2025:4111-1
SUSE Manager Server LTS 4.3 kernel-syms +3 5.14.21-150400.24.184.1 SUSE-SU-2025:4111-1
SUSE Manager Proxy LTS 4.3 kernel-default-base 5.14.21-150400.24.184.1.150400.24.94.2 SUSE-SU-2025:4111-1
SUSE Manager Proxy LTS 4.3 kernel-syms +2 5.14.21-150400.24.184.1 SUSE-SU-2025:4111-1

Advisories 8

References