CVE-2025-21821 fbdev: omap: use threaded IRQ for LCD DMA

In the Linux kernel, the following vulnerability has been resolved: fbdev: omap: use threaded IRQ for LCD DMA When using touchscreen and framebuffer, Nokia 770 crashes easily with: BUG: scheduling while atomic: irq/144-ads7846/82/0x00010000 Modules linked in: usbfecm gether usbfrndis uether...

CVE-2025-21821

CVE-2025-21821 affects the Linux kernel; specifically the fbdev/omap framebuffer code. The issue arises when using touchscreen with framebuffer, causing a crash (scheduling while atomic) in the driver path related to LCD DMA. The provided advisory notes the root cause is tied to IRQ handling for ...

CVE-2025-21817 block: mark GFP_NOIO around sysfs ->store()

In the Linux kernel, the following vulnerability has been resolved: block: mark GFPNOIO around sysfs -store sysfs -store is called with queue freezed, meantime we have several -store callbacksupdatenrrequests, wbt, scheduler to allocate memory with GFPKERNEL which may run into direct reclaim code...

CVE-2025-21815 mm/compaction: fix UBSAN shift-out-of-bounds warning

In the Linux kernel, the following vulnerability has been resolved: mm/compaction: fix UBSAN shift-out-of-bounds warning syzkaller reported a UBSAN shift-out-of-bounds warning of 1UL order in isolatefreepagesblock. The bogus compoundorder can be any value because it is union with flags. Add back...

CVE-2025-21812 ax25: rcu protect dev->ax25_ptr

In the Linux kernel, the following vulnerability has been resolved: ax25: rcu protect dev-ax25ptr syzbot found a lockdep issue 1. We should remove ax25 RTNL dependency in ax25setsockopt This should also fix a variety of possible UAF in ax25. 1 WARNING: possible circular locking dependency detecte...

CVE-2025-21808

Technical details for CVE-2025-21808 (affected product/version, root cause, exploit info) are not provided in the connected documents. The Initial Description is present, but mode C cannot be applied without corroborating specifics. Monitor for updates.

CVE-2025-21807

CVE-2025-21807 (Linux kernel) affects the block subsystem. queue_attr_store() previously freezes the device queue before invoking the attribute store operation. For attributes controlling queue limits, the store could lock queue limits via queue_limits_start_update(), creating an ABBA deadlock if...

CVE-2025-21802 net: hns3: fix oops when unload drivers paralleling

In the Linux kernel, the following vulnerability has been resolved: net: hns3: fix oops when unload drivers paralleling When unload hclge driver, it tries to disable sriov first for each aedev node from hnae3aedevlist. If user unloads hns3 driver at the time, because it removes all the aedev node...

CVE-2025-21802

CVE-2025-21802 is a Linux kernel issue affecting the networking driver path for hns3. The vulnerability arises during driver unload when the hclge path attempts to disable SR-IOV for each ae_dev in hnae3_ae_dev_list while the ae_dev list is being modified, which can cause an oops. The root cause ...

CVE-2025-21801 net: ravb: Fix missing rtnl lock in suspend/resume path

In the Linux kernel, the following vulnerability has been resolved: net: ravb: Fix missing rtnl lock in suspend/resume path Fix the suspend/resume path by ensuring the rtnl lock is held where required. Calls to ravbopen, ravbclose and wol operations must be performed under the rtnl lock to preven...

CVE-2025-21801

CVE-2025-21801 : In the Linux kernel ravb (Renesas Ethernet) driver, the suspend/resume path fixes a missing rtnl lock that could allow conflicts with ongoing ndo operations. The issue is mitigated by ensuring the rtnl lock is held where required (e.g., ravb_open, ravb_close, and wol operations) ...

CVE-2025-21799 net: ethernet: ti: am65-cpsw: fix freeing IRQ in am65_cpsw_nuss_remove_tx_chns()

In the Linux kernel, the following vulnerability has been resolved: net: ethernet: ti: am65-cpsw: fix freeing IRQ in am65cpswnussremovetxchns When getting the IRQ we use k3udmagluetxgetirq which returns negative error value on error. So not NULL check is not sufficient to deteremine if IRQ is...

CVE-2025-21800

CVE-2025-21800 : Linux kernel fix for net/mlx5: HWS, where definer’s HWS_SET32 macro used a negative bit offset, triggering UBSAN shift-out-of-bounds in drivers/net/ethernet/mellanox/mlx5/core/steering/hws/definer.c (offset -8). This is a local issue with high impact to confidentiality/integrity/...

CVE-2024-58022 mailbox: th1520: Fix a NULL vs IS_ERR() bug

In the Linux kernel, the following vulnerability has been resolved: mailbox: th1520: Fix a NULL vs ISERR bug The devmioremap function doesn't return error pointers, it returns NULL. Update the error checking to match...

AZL-57761 CVE-2025-21793 affecting package kernel for versions less than 6.6.79.1-1

In the Linux kernel, the following vulnerability has been resolved: spi: sn-f-ospi: Fix division by zero When there is no dummy cycle in the spi-nor commands, both dummy bus cycle bytes and width are zero. Because of the cpu's warning when divided by zero, the warning should be avoided. Return ju...

CVE-2025-21796

In the Linux kernel, the following vulnerability has been resolved: nfsd: clear aclaccess/acldefault after releasing them If getting acldefault fails, aclaccess and acldefault will be released simultaneously. However, aclaccess will still retain a pointer pointing to the released posixacl, which...

CVE-2025-21794

In the Linux kernel, the following vulnerability has been resolved: HID: hid-thrustmaster: fix stack-out-of-bounds read in usbcheckintendpoints Syzbot1 has detected a stack-out-of-bounds read of the epaddr array from hid-thrustmaster driver. This array is passed to usbcheckintendpoints function...

DEBIAN-CVE-2025-21782

In the Linux kernel, the following vulnerability has been resolved: orangefs: fix a oob in orangefsdebugwrite I got a syzbot report: slab-out-of-bounds Read in orangefsdebugwrite... several people suggested fixes, I tested Al Viro's suggestion and made this patch...

CVE-2025-21782

In the Linux kernel, the following vulnerability has been resolved: orangefs: fix a oob in orangefsdebugwrite I got a syzbot report: slab-out-of-bounds Read in orangefsdebugwrite... several people suggested fixes, I tested Al Viro's suggestion and made this patch...

CVE-2025-21783

In the Linux kernel, the following vulnerability has been resolved: gpiolib: Fix crash on error in gpiochipgetngpios The gpiochipgetngpios uses chip macros to print messages. However these macros rely on gpiodev to be initialised and set, which is not the case when called via bgpioinit. In such a...