Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerabilities have been resolved: mmc: atmel-mci: fixed the return value check in mmcaddhost The mmcaddhost function may return an error. If we ignore its return value, it will cause two issues: 1. The memory allocated in mmcallochost may be leaked. 2. In the...

Astra Linux – Vulnerability in Linux, Linux 5.10

In mmcblkreadsingle of block.c, there is a way to read kernel heap memory due to uninitialized data. This could lead to local information disclosure if reading from an SD card triggers errors, without requiring additional execution privileges. User interaction is not required for exploitation...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: mmc: sunplus: fixed the return value check in mmcaddhost The mmcaddhost function may return an error if we ignore its return value. As a result: 1. The memory allocated in mmcallochost will be leaked. 2. A null-ptr-deref...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: “mmc: dwmmc: Fix IDMAC operation with pages larger than 4K” The commit 8396c793ffdf “mmc: dwmmc: Fix IDMAC operation with pages larger than 4K” increased the maxreqsize, even for 4K pages, causing various issues: - Panic during...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: mmc: jz4740: Apply DMA engine limits to maximum segment size Follow the same approach used in other DMA-enabled MMC host drivers see host/mmci.c, and limit the maximum segment size based on the capabilities of the DMA engine. Thi...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: mmc: davincimmc: Prevents the transmitted data size from exceeding the length of sgm. No check is performed on the size of the data to be transmitted. This can lead to a kernel panic when the transmitted data size exceeds the...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: moxart: fixed potential use-after-free when removing a path. It was reported that the mmc host structure could be accessed after it was freed in moxartremove. Therefore, this issue was addressed by saving the base register of the...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerabilities have been resolved: mmc: wmt-sdmmc: Fix the return value check in mmcaddhost. The mmcaddhost function may return an error. If we ignore its return value, the memory allocated by mmcallochost will be leaked, leading to a kernel crash due to the...

Unity Linux 20.1050e Security Update: kernel (UTSA-2026-021542)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-021542 advisory. In the Linux kernel, the following vulnerability has been resolved: mmc: rtsxpci: fix return value check of mmcaddhost mmcaddhost may return error, if we ignore its...

CVE-2026-43484

In the Linux kernel, the following vulnerability has been resolved: mmc: core: Avoid bitfield RMW for claim/retune flags Move claimed and retune control flags out of the bitfield word to avoid unrelated RMW side effects in asynchronous contexts. The host-claimed bit shared a word with retune flag...

CVE-2026-43484 mmc: core: Avoid bitfield RMW for claim/retune flags

In the Linux kernel, the following vulnerability has been resolved: mmc: core: Avoid bitfield RMW for claim/retune flags Move claimed and retune control flags out of the bitfield word to avoid unrelated RMW side effects in asynchronous contexts. The host-claimed bit shared a word with retune flag...

PT-2026-40691

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the mmc core where the host-claimed bit shares a word with retune flags. This configuration leads to Read-Modify-Write RMW side effects in asynchronous contexts...

Unity Linux 20.1060a Security Update: kernel (UTSA-2026-014326)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-014326 advisory. In the Linux kernel, the following vulnerability has been resolved: mmc: sunplus: fix return value check of mmcaddhost mmcaddhost may return error, if we ignore its...

Unity Linux 20.1060a Security Update: kernel (UTSA-2026-014343)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-014343 advisory. In the Linux kernel, the following vulnerability has been resolved: mmc: rtsxpci: fix return value check of mmcaddhost mmcaddhost may return error, if we ignore its...

SUSE CVE-2026-31651

In the Linux kernel, the following vulnerability has been resolved: mmc: vub300: fix NULL-deref on disconnect Make sure to deregister the controller before dropping the reference to the driver data on disconnect to avoid NULL-pointer dereferences or use-after-free...

CVE-2026-31651

A flaw was found in the Linux kernel's mmc: vub300 driver. This vulnerability allows a local attacker to trigger a NULL-pointer dereference or use-after-free condition during device disconnection. Successful exploitation could lead to a system crash, resulting in a denial of service...

CVE-2026-31650

In the Linux kernel, the following vulnerability has been resolved: mmc: vub300: fix use-after-free on disconnect The vub300 driver maintains an explicit reference count for the controller and its driver data and the last reference can in theory be dropped after the driver has been unbound. This...

CVE-2026-31650 mmc: vub300: fix use-after-free on disconnect

In the Linux kernel, the following vulnerability has been resolved: mmc: vub300: fix use-after-free on disconnect The vub300 driver maintains an explicit reference count for the controller and its driver data and the last reference can in theory be dropped after the driver has been unbound. This...

CVE-2026-31650

In the Linux kernel, the following vulnerability has been resolved: mmc: vub300: fix use-after-free on disconnect The vub300 driver maintains an explicit reference count for the controller and its driver data and the last reference can in theory be dropped after the driver has been unbound. This...

EUVD-2026-25544

In the Linux kernel, the following vulnerability has been resolved: mmc: vub300: fix NULL-deref on disconnect Make sure to deregister the controller before dropping the reference to the driver data on disconnect to avoid NULL-pointer dereferences or use-after-free...