mmc: vub300: fix NULL-deref on disconnect

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SUSE-SU-2026:0473-1 Security update for the Linux Kernel

The SUSE Linux Enterprise 12 SP5 kernel was updated to fix various security issues The following security issues were fixed: - CVE-2022-50347: mmc: rtsxusbsdmmc: fix return value check of mmcaddhost bsc1249928. - CVE-2022-50580: blk-throttle: prevent overflow while calculating wait time bsc125254...

Unity Linux 20.1070a Security Update: kernel (UTSA-2025-988720)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-988720 advisory. In the Linux kernel, the following vulnerability has been resolved: mmc: sdio: fix possible resource leaks in some error paths If sdioaddfunc or sdioinitfunc fails,...

PT-2025-38163

Name of the Vulnerable Software and Affected Versions: Linux kernel affected versions not specified Description: The mmc add host function may return an error, and failing to check this return value can lead to a memory leak. This memory leak occurs because memory allocated in mmc alloc host is n...

UBUNTU-CVE-2022-50251

In the Linux kernel, the following vulnerability has been resolved: mmc: vub300: fix return value check of mmcaddhost mmcaddhost may return error, if we ignore its return value, the memory that allocated in mmcallochost will be leaked and it will lead a kernel crash because of deleting not added...