CVE-2024-56584

CVE-2024-56584 concerns the Linux kernel: a flaw in io_uring/tctx could leave tctx->xa head non-NULL after xa_store() allocation failures, even when there are no entries. Syzbot WARN_ON_ONCE(!xa_empty(&tctx->xa)) could trigger during final put of an io_uring_task. The available documents de...

CVE-2024-56584 io_uring/tctx: work around xa_store() allocation error issue

In the Linux kernel, the following vulnerability has been resolved: iouring/tctx: work around xastore allocation error issue syzbot triggered the following WARNON: WARNING: CPU: 0 PID: 16 at iouring/tctx.c:51 iouringfree+0xfa/0x140 iouring/tctx.c:51 which is the WARNONONCE!xaempty&tctx-xa; sanity...

AZL-56237 CVE-2024-56544 affecting package kernel 6.6.126.1-1

In the Linux kernel, the following vulnerability has been resolved: udmabuf: change folios array from kmalloc to kvmalloc When PAGESIZE 4096, MAXPAGEORDER 10, 64bit machine, pagealloc only support 4MB. If above this, trigger this warn and return NULL. udmabuf can change size limit, if change it t...

CVE-2024-56544

In the Linux kernel, the following vulnerability has been resolved: udmabuf: change folios array from kmalloc to kvmalloc When PAGESIZE 4096, MAXPAGEORDER 10, 64bit machine, pagealloc only support 4MB. If above this, trigger this warn and return NULL. udmabuf can change size limit, if change it t...

DEBIAN-CVE-2024-56544

In the Linux kernel, the following vulnerability has been resolved: udmabuf: change folios array from kmalloc to kvmalloc When PAGESIZE 4096, MAXPAGEORDER 10, 64bit machine, pagealloc only support 4MB. If above this, trigger this warn and return NULL. udmabuf can change size limit, if change it t...

DEBIAN-CVE-2024-56535

In the Linux kernel, the following vulnerability has been resolved: wifi: rtw89: coex: check NULL return of kmalloc in btcfwsetmonreg kmalloc may fail, return value might be NULL and will cause NULL pointer dereference. Add check NULL return of kmalloc in btcfwsetmonreg...

DEBIAN-CVE-2024-53211

In the Linux kernel, the following vulnerability has been resolved: net/l2tp: fix warning in l2tpexitnet found by syzbot In l2tp's net exit handler, we check that an IDR is empty before destroying it: WARNONONCE!idrisempty&pn-l2tptunnelidr; idrdestroy&pn-l2tptunnelidr; By forcing memory allocatio...

CVE-2024-53219

In the Linux kernel, the following vulnerability has been resolved: virtiofs: use pages instead of pointer for kernel direct IO When trying to insert a 10MB kernel module kept in a virtio-fs with cache disabled, the following warning was reported: ------------ cut here ------------ WARNING: CPU: ...

DEBIAN-CVE-2024-53205

In the Linux kernel, the following vulnerability has been resolved: phy: realtek: usb: fix NULL deref in rtkusb2phyprobe In rtkusb2phyprobe devmkzalloc may return NULL but this returned value is not checked...

AZL-55506 CVE-2024-53202 affecting package kernel for versions less than 6.6.64.2-1

In the Linux kernel, the following vulnerability has been resolved: firmwareloader: Fix possible resource leak in fwlogfirmwareinfo The alg instance should be released under the exception path, otherwise there may be resource leak here. To mitigate this, free the alg instance with cryptofreeshash...

UBUNTU-CVE-2024-53192

In the Linux kernel, the following vulnerability has been resolved: clk: clk-loongson2: Fix potential buffer overflow in flexible-array member access Flexible-array member hws in struct clkhwonecelldata is annotated with the countedby attribute. This means that when memory is allocated for this...

UBUNTU-CVE-2024-56546

In the Linux kernel, the following vulnerability has been resolved: drivers: soc: xilinx: add the missing kfree in xlnxaddcbforsuspend If we fail to allocate memory for cbdata by kmalloc, the memory allocation for evedata is never freed, add the missing kfree in the error handling path...

UBUNTU-CVE-2024-53211

In the Linux kernel, the following vulnerability has been resolved: net/l2tp: fix warning in l2tpexitnet found by syzbot In l2tp's net exit handler, we check that an IDR is empty before destroying it: WARNONONCE!idrisempty&pn-l2tptunnelidr; idrdestroy&pn-l2tptunnelidr; By forcing memory allocatio...

CVE-2024-56546 drivers: soc: xilinx: add the missing kfree in xlnx_add_cb_for_suspend()

In the Linux kernel, the following vulnerability has been resolved: drivers: soc: xilinx: add the missing kfree in xlnxaddcbforsuspend If we fail to allocate memory for cbdata by kmalloc, the memory allocation for evedata is never freed, add the missing kfree in the error handling path...

CVE-2024-56546

CVE-2024-56546 affects the Linux kernel in drivers/soc/xilinx, specifically xlnx_add_cb_for_suspend. The issue arises if kmalloc fails to allocate cb_data, because the error path does not free eve_data (missing kfree), potentially causing a memory leak and impacting availability. The patch adds t...

CVE-2024-56546 drivers: soc: xilinx: add the missing kfree in xlnx_add_cb_for_suspend()

In the Linux kernel, the following vulnerability has been resolved: drivers: soc: xilinx: add the missing kfree in xlnxaddcbforsuspend If we fail to allocate memory for cbdata by kmalloc, the memory allocation for evedata is never freed, add the missing kfree in the error handling path...

CVE-2024-56544 udmabuf: change folios array from kmalloc to kvmalloc

In the Linux kernel, the following vulnerability has been resolved: udmabuf: change folios array from kmalloc to kvmalloc When PAGESIZE 4096, MAXPAGEORDER 10, 64bit machine, pagealloc only support 4MB. If above this, trigger this warn and return NULL. udmabuf can change size limit, if change it t...

CVE-2024-56544 udmabuf: change folios array from kmalloc to kvmalloc

In the Linux kernel, the following vulnerability has been resolved: udmabuf: change folios array from kmalloc to kvmalloc When PAGESIZE 4096, MAXPAGEORDER 10, 64bit machine, pagealloc only support 4MB. If above this, trigger this warn and return NULL. udmabuf can change size limit, if change it t...

CVE-2024-56544 udmabuf: change folios array from kmalloc to kvmalloc

In the Linux kernel, the following vulnerability has been resolved: udmabuf: change folios array from kmalloc to kvmalloc When PAGESIZE 4096, MAXPAGEORDER 10, 64bit machine, pagealloc only support 4MB. If above this, trigger this warn and return NULL. udmabuf can change size limit, if change it t...

CVE-2024-56535

CVE-2024-56535 affects the Linux kernel’s wifi driver for RTW89 in the coex path. The issue arises from not validating the return value of kmalloc in btc_fw_set_monreg(), which may be NULL and lead to a NULL pointer dereference. A fix adds a NULL return check in btc_fw_set_monreg() to prevent der...