CVE-2022-50873 vdpa/vp_vdpa: fix kfree a wrong pointer in vp_vdpa_remove

In the Linux kernel, the following vulnerability has been resolved: vdpa/vpvdpa: fix kfree a wrong pointer in vpvdparemove In vpvdparemove, the code kfree&vpvdpamgtdev-mgtdev.idtable uses a reference of pointer as the argument of kfree, which is the wrong pointer and then may hit crash like this:...

CVE-2022-50873

CVE-2022-50873 affects the Linux kernel. In vp_vdpa_remove(), kfree is called with the address of vp_vdpa_mgtdev->mgtdev.id_table (a pointer’s address), which is the wrong pointer and can lead to a crash (example trace included). The advisory states this has been resolved via a kernel fix; rem...

CVE-2022-50873 vdpa/vp_vdpa: fix kfree a wrong pointer in vp_vdpa_remove

In the Linux kernel, the following vulnerability has been resolved: vdpa/vpvdpa: fix kfree a wrong pointer in vpvdparemove In vpvdparemove, the code kfree&vpvdpamgtdev-mgtdev.idtable uses a reference of pointer as the argument of kfree, which is the wrong pointer and then may hit crash like this:...

CVE-2022-50832

CVE-2022-50832 is a Linux kernel issue affecting the wilc1000 WiFi driver, where wilc_mac_xmit() could return NETDEV_TX_OK without freeing the socket buffer (skb). The fix adds a dev_kfree_skb() to ensure the skb is freed. The description indicates this was a compile-tested fix. No exploit detail...

Unity Linux 20.1060e / 20.1070e Security Update: kernel (UTSA-2025-992362)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-992362 advisory. In the Linux kernel, the following vulnerability has been resolved: ext4: Fix function prototype mismatch for ext4featktype With clang's kernel control flow integrit...

SUSE CVE-2023-54020

In the Linux kernel, the following vulnerability has been resolved: dmaengine: sf-pdma: pdmadesc memory leak fix Commit b2cc5c465c2c "dmaengine: sf-pdma: Add multithread support for a DMA channel" changed sfpdmaprepdmamemcpy to unconditionally allocate a new sfpdmadesc each time it is called. The...

CVE-2023-54020

In the Linux kernel, the following vulnerability has been resolved: dmaengine: sf-pdma: pdmadesc memory leak fix Commit b2cc5c465c2c "dmaengine: sf-pdma: Add multithread support for a DMA channel" changed sfpdmaprepdmamemcpy to unconditionally allocate a new sfpdmadesc each time it is called. The...

UBUNTU-CVE-2023-54020

In the Linux kernel, the following vulnerability has been resolved: dmaengine: sf-pdma: pdmadesc memory leak fix Commit b2cc5c465c2c "dmaengine: sf-pdma: Add multithread support for a DMA channel" changed sfpdmaprepdmamemcpy to unconditionally allocate a new sfpdmadesc each time it is called. The...

UBUNTU-CVE-2025-68359

In the Linux kernel, the following vulnerability has been resolved: btrfs: fix double free of qgroup record after failure to add delayed ref head In the previous code it was possible to incur into a double kfree scenario when calling adddelayedrefhead. This could happen if the record was reported...

CVE-2023-54020 dmaengine: sf-pdma: pdma_desc memory leak fix

In the Linux kernel, the following vulnerability has been resolved: dmaengine: sf-pdma: pdmadesc memory leak fix Commit b2cc5c465c2c "dmaengine: sf-pdma: Add multithread support for a DMA channel" changed sfpdmaprepdmamemcpy to unconditionally allocate a new sfpdmadesc each time it is called. The...

Linux kernel 安全漏洞

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. A security vulnerability exists in the Linux kernel that stems from an incorrect call to kfree to free a rdev managed by devres, which could result in a double release...

SUSE CVE-2023-53830

In the Linux kernel, the following vulnerability has been resolved: platform/x86: think-lmi: Fix memory leak when showing current settings When retriving a item string with tlmisetting, the result has to be freed using kfree. In currentvalueshow however, malformed item strings are not freed,...

DEBIAN-CVE-2023-53830

In the Linux kernel, the following vulnerability has been resolved: platform/x86: think-lmi: Fix memory leak when showing current settings When retriving a item string with tlmisetting, the result has to be freed using kfree. In currentvalueshow however, malformed item strings are not freed,...

UBUNTU-CVE-2023-53830

In the Linux kernel, the following vulnerability has been resolved: platform/x86: think-lmi: Fix memory leak when showing current settings When retriving a item string with tlmisetting, the result has to be freed using kfree. In currentvalueshow however, malformed item strings are not freed,...

CVE-2023-53830

In the Linux kernel, the following vulnerability has been resolved: platform/x86: think-lmi: Fix memory leak when showing current settings When retriving a item string with tlmisetting, the result has to be freed using kfree. In currentvalueshow however, malformed item strings are not freed,...

CVE-2023-53830 platform/x86: think-lmi: Fix memory leak when showing current settings

In the Linux kernel, the following vulnerability has been resolved: platform/x86: think-lmi: Fix memory leak when showing current settings When retriving a item string with tlmisetting, the result has to be freed using kfree. In currentvalueshow however, malformed item strings are not freed,...

CVE-2025-40253

In the Linux kernel, the following vulnerability has been resolved: s390/ctcm: Fix double-kfree The function 'mpcrcvdsweepreqmpcginfo' is called conditionally from function 'ctcmpcunpackskb'. It frees passed mpcginfo. After that a call to function 'kfree' in function 'ctcmpcunpackskb' frees it...

UBUNTU-CVE-2025-40253

In the Linux kernel, the following vulnerability has been resolved: s390/ctcm: Fix double-kfree The function 'mpcrcvdsweepreqmpcginfo' is called conditionally from function 'ctcmpcunpackskb'. It frees passed mpcginfo. After that a call to function 'kfree' in function 'ctcmpcunpackskb' frees it...

kernel: Bluetooth: Fix potential use-after-free when clear keys

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: Fix potential use-after-free when clear keys Similar to commit c5d2b6fa26b5 "Bluetooth: Fix use-after-free in hciremoveltk/hciremoveirk". We can not access k after kfreercu call...

kernel: Bluetooth: Fix potential use-after-free when clear keys

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: Fix potential use-after-free when clear keys Similar to commit c5d2b6fa26b5 "Bluetooth: Fix use-after-free in hciremoveltk/hciremoveirk". We can not access k after kfreercu call...