CVE-2025-22028: media: vimc: skip .s_stream() for stopped entities
In the Linux kernel, the following vulnerability has been resolved:
media: vimc: skip .sstream() for stopped entities
Syzbot reported [1] a warning prompted by a check in callsstream() that checks whether .sstream() operation is warranted for unstarted or stopped subdevs.
Add a simple fix in vimcstreamerpipelineterminate() ensuring that entities skip a call to .sstream() unless they have been previously properly started.
[1] Syzbot report: ------------[ cut here ]------------ WARNING: CPU: 0 PID: 5933 at drivers/media/v4l2-core/v4l2-subdev.c:460 callsstream+0x2df/0x350 drivers/media/v4l2-core/v4l2-subdev.c:460 Modules linked in: CPU: 0 UID: 0 PID: 5933 Comm: syz-executor330 Not tainted 6.13.0-rc2-syzkaller-00362-g2d8308bf5b67 #0 ... Call Trace: <TASK> vimcstreamerpipelineterminate+0x218/0x320 drivers/media/test-drivers/vimc/vimc-streamer.c:62 vimcstreamerpipelineinit drivers/media/test-drivers/vimc/vimc-streamer.c:101 [inline] vimcstreamersstream+0x650/0x9a0 drivers/media/test-drivers/vimc/vimc-streamer.c:203 vimccapturestartstreaming+0xa1/0x130 drivers/media/test-drivers/vimc/vimc-capture.c:256 vb2startstreaming+0x15f/0x5a0 drivers/media/common/videobuf2/videobuf2-core.c:1789 vb2corestreamon+0x2a7/0x450 drivers/media/common/videobuf2/videobuf2-core.c:2348 vb2streamon drivers/media/common/videobuf2/videobuf2-v4l2.c:875 [inline] vb2ioctlstreamon+0xf4/0x170 drivers/media/common/videobuf2/videobuf2-v4l2.c:1118 videodoioctl+0xaf0/0xf00 drivers/media/v4l2-core/v4l2-ioctl.c:3122 videousercopy+0x4d2/0x1620 drivers/media/v4l2-core/v4l2-ioctl.c:3463 v4l2ioctl+0x1ba/0x250 drivers/media/v4l2-core/v4l2-dev.c:366 vfsioctl fs/ioctl.c:51 [inline] dosysioctl fs/ioctl.c:906 [inline] sesysioctl fs/ioctl.c:892 [inline] x64sysioctl+0x190/0x200 fs/ioctl.c:892 dosyscallx64 arch/x86/entry/common.c:52 [inline] dosyscall64+0xcd/0x250 arch/x86/entry/common.c:83 entrySYSCALL64afterhwframe+0x77/0x7f RIP: 0033:0x7f2b85c01b19 ...
Affected Software
Remediation
Recommended actions to resolve this vulnerability, in priority order.
- Upgrade
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ubuntu/linux-aws-6.8to a version that resolves this vulnerability.Fixed in 6.8.0-1041.43~22.04.1 - Upgrade
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ubuntu/linux-azure-6.8to a version that resolves this vulnerability.Fixed in 6.8.0-1041.47~22.04.1 - Upgrade
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ubuntu/linux-gcp-6.8to a version that resolves this vulnerability.Fixed in 6.8.0-1042.45~22.04.1 - Upgrade
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ubuntu/linux-hwe-6.8to a version that resolves this vulnerability.Fixed in 6.8.0-86.87~22.04.1 - Upgrade
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ubuntu/linux-ibm-6.8to a version that resolves this vulnerability.Fixed in 6.8.0-1039.39~22.04.1 - Upgrade
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ubuntu/linux-lowlatency-hwe-6.8to a version that resolves this vulnerability.Fixed in 6.8.0-86.87.1~22.04.1 - Upgrade
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ubuntu/linux-nvidia-6.8to a version that resolves this vulnerability.Fixed in 6.8.0-1041.44~22.04.2 - Upgrade
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ubuntu/linux-oracle-6.8to a version that resolves this vulnerability.Fixed in 6.8.0-1038.39~22.04.1 - Upgrade
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ubuntu/linux-riscv-6.8to a version that resolves this vulnerability.Fixed in 6.8.0-86.87~22.04.1 - Upgrade
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ubuntu/linux-realtime-6.8to a version that resolves this vulnerability.Fixed in 6.8.1-1036.37~22.04.1 - Upgrade
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ubuntu/linuxto a version that resolves this vulnerability.Fixed in 6.8.0-86.87 - Upgrade
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ubuntu/linux-awsto a version that resolves this vulnerability.Fixed in 6.8.0-1041.43 - Upgrade
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ubuntu/linux-azureto a version that resolves this vulnerability.Fixed in 6.8.0-1041.47 - Upgrade
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ubuntu/linux-azure-6.11to a version that resolves this vulnerability.Fixed in 6.11.0-1018.18~24.04.1 - Upgrade
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ubuntu/linux-azure-nvidiato a version that resolves this vulnerability.Fixed in 6.8.0-1029.32 - Upgrade
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ubuntu/linux-gcpto a version that resolves this vulnerability.Fixed in 6.8.0-1042.45 - Upgrade
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ubuntu/linux-gcp-6.11to a version that resolves this vulnerability.Fixed in 6.11.0-1016.16~24.04.1 - Upgrade
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ubuntu/linux-gketo a version that resolves this vulnerability.Fixed in 6.8.0-1038.43 - Upgrade
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ubuntu/linux-gkeopto a version that resolves this vulnerability.Fixed in 6.8.0-1025.28 - Upgrade
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ubuntu/linux-hwe-6.11to a version that resolves this vulnerability.Fixed in 6.11.0-28.28~24.04.1 - Upgrade
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ubuntu/linux-ibmto a version that resolves this vulnerability.Fixed in 6.8.0-1039.39 - Upgrade
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ubuntu/linux-lowlatencyto a version that resolves this vulnerability.Fixed in 6.8.0-86.87.1 - Upgrade
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ubuntu/linux-lowlatency-hwe-6.11to a version that resolves this vulnerability.Fixed in 6.11.0-1015.16~24.04.2 - Upgrade
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ubuntu/linux-nvidiato a version that resolves this vulnerability.Fixed in 6.8.0-1041.44 - Upgrade
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ubuntu/linux-nvidia-6.11to a version that resolves this vulnerability.Fixed in 6.11.0-1012.12 - Upgrade
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ubuntu/linux-nvidia-lowlatencyto a version that resolves this vulnerability.Fixed in 6.8.0-1041.44.1 - Upgrade
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ubuntu/linux-nvidia-tegrato a version that resolves this vulnerability.Fixed in 6.8.0-1012.12 - Upgrade
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ubuntu/linux-oem-6.11to a version that resolves this vulnerability.Fixed in 6.11.0-1024.24 - Upgrade
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ubuntu/linux-oracleto a version that resolves this vulnerability.Fixed in 6.8.0-1038.39 - Upgrade
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ubuntu/linux-raspito a version that resolves this vulnerability.Fixed in 6.8.0-1041.45 - Upgrade
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ubuntu/linux-xilinxto a version that resolves this vulnerability.Fixed in 6.8.0-1018.19 - Upgrade
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ubuntu/linux-bluefieldto a version that resolves this vulnerability.Fixed in 6.8.0-1012.16 - Upgrade
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ubuntu/linux-raspi-realtimeto a version that resolves this vulnerability.Fixed in 6.8.0-2032.33 - Upgrade
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ubuntu/linux-realtimeto a version that resolves this vulnerability.Fixed in 6.8.1-1036.37 - Upgrade
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ubuntu/linux-aws-fipsto a version that resolves this vulnerability.Fixed in 6.8.0-1041.43+fips1 - Upgrade
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ubuntu/linux-azure-fipsto a version that resolves this vulnerability.Fixed in 6.8.0-1044.50+fips1 - Upgrade
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ubuntu/linux-fipsto a version that resolves this vulnerability.Fixed in 6.8.0-86.87+fips1 - Upgrade
Upgrade
ubuntu/linux-gcp-fipsto a version that resolves this vulnerability.Fixed in 6.8.0-1042.45+fips1
Event History
Frequently Asked Questions
What is the severity of CVE-2025-22028?
CVE-2025-22028 is classified as a medium severity vulnerability in the Linux kernel.
How do I fix CVE-2025-22028?
To fix CVE-2025-22028, update your Linux kernel to the latest version where the vulnerability has been resolved.
What systems are affected by CVE-2025-22028?
CVE-2025-22028 affects various implementations of the Linux kernel that utilize the media subsystem.
What type of vulnerability is CVE-2025-22028?
CVE-2025-22028 is a media-related vulnerability that involves issues with the .s_stream() operation in stopped subdevices.
Is there a workaround for CVE-2025-22028?
There are no known effective workarounds for CVE-2025-22028 except for applying the relevant kernel updates.