CVE-2021-47205

In the Linux kernel, the following vulnerability has been resolved: clk: sunxi-ng: Unregister clocks/resets when unbinding Currently, unbinding a CCU driver unmaps the device's MMIO region, while leaving its clocks/resets and their providers registered. This can cause a page fault later when some...

CVE-2021-47186

In the Linux kernel, the following vulnerability has been resolved: tipc: check for null after calling kmemdup kmemdup can return a null pointer so need to check for it, otherwise the null key will be dereferenced later in tipccryptokeyxmit as can be seen in the trace 1. 1...

CVE-2021-47201

In the Linux kernel, the following vulnerability has been resolved: iavf: free qvectors before queues in iavfdisablevf iavffreequeues clears adapter-numactivequeues, which iavffreeqvectors relies on, so swap the order of these two function calls in iavfdisablevf. This resolves a panic encountered...

CVE-2021-47200

A use after free law was found in drivers/gpu/drm/drmprime.c in the Linux kernel, occuring in mmap with drmgemttmmmap...

CVE-2021-47212

A vulnerability was found in the Linux kernel, affecting the Mellanox MLX5 driver. This issue involves improper error handling in the UCTX user context and UMEM user memory operations. When the system executes a destroy command during a fast unload flow, it should return a success code...

CVE-2021-47209

In the Linux kernel, the following vulnerability has been resolved: sched/fair: Prevent dead task groups from regaining cfsrq's Kevin is reporting crashes which point to a use-after-free of a cfsrq in updateblockedaverages. Initial debugging revealed that we've live cfsrq's onlist=1 in an about t...

CVE-2024-26816

A flaw was found in the Linux kernel due to improper handling of relocations in the .notes section of ELF files. This flaw allows an attacker to bypass security mechanisms or corrupt memory. Mitigation Mitigation for this issue is either not available or the currently available options do not mee...

CVE-2021-47210

In the Linux kernel, the following vulnerability has been resolved: usb: typec: tipd: Remove WARNON in tps6598xblockread Calling tps6598xblockread with a higher than allowed len can be handled by just returning an error. There's no need to crash systems with panic-on-warn enabled...

CVE-2021-47219

In the Linux kernel, the following vulnerability has been resolved: scsi: scsidebug: Fix out-of-bound read in respreporttgtpgs The following issue was observed running syzkaller: BUG: KASAN: slab-out-of-bounds in memcpy include/linux/string.h:377 inline BUG: KASAN: slab-out-of-bounds in...

CVE-2021-47201

In the Linux kernel, the following vulnerability has been resolved: iavf: free qvectors before queues in iavfdisablevf iavffreequeues clears adapter-numactivequeues, which iavffreeqvectors relies on, so swap the order of these two function calls in iavfdisablevf. This resolves a panic encountered...

CVE-2021-47201

In the Linux kernel, the following vulnerability has been resolved: iavf: free qvectors before queues in iavfdisablevf iavffreequeues clears adapter-numactivequeues, which iavffreeqvectors relies on, so swap the order of these two function calls in iavfdisablevf. This resolves a panic encountered...

CVE-2021-47184

In the Linux kernel, the following vulnerability has been resolved: i40e: Fix NULL ptr dereference on VSI filter sync Remove the reason of null pointer dereference in sync VSI filters. Added new I40EVSIRELEASING flag to signalize deleting and releasing of VSI resources to sync this thread with sy...

CVE-2021-47183

In the Linux kernel, the following vulnerability has been resolved: scsi: lpfc: Fix link down processing to address NULL pointer dereference If an FC link down transition while PLOGIs are outstanding to fabric well known addresses, outstanding ABTS requests may result in a NULL pointer dereferenc...

CVE-2021-47200

In the Linux kernel, the following vulnerability has been resolved: drm/prime: Fix use after free in mmap with drmgemttmmmap drmgemttmmmap drops a reference to the gem object on success. If the gem object's refcount == 1 on entry to drmgemprimemmap, that drop will free the gem object, and the...

CVE-2021-47218 selinux: fix NULL-pointer dereference when hashtab allocation fails

In the Linux kernel, the following vulnerability has been resolved: selinux: fix NULL-pointer dereference when hashtab allocation fails When the hash table slot array allocation fails in hashtabinit, h-size is left initialized with a non-zero value, but the h-htable pointer is NULL. This may then...

CVE-2021-47210

The CVE-2021-47210 issue affects the Linux kernel USB Type-C subsystem (tipd) specifically in tps6598x_block_read. The fix removes a WARN_ON and ensures that calls with length exceeding the allowed maximum return an error instead of triggering a crash under panic-on-warn. This change mitigates lo...

CVE-2021-47209

The CVE-2021-47209 issue affects the Linux kernel’s scheduler, specifically sched/fair with the cfs_rq handling. A use-after-free of a cfs_rq occurs when a dying task group is unlinked or partially unlinked while a concurrent timer/race (tg_unthrottle_up via sched_cfs_period_timer) can re-add cfs...

CVE-2021-47204 net: dpaa2-eth: fix use-after-free in dpaa2_eth_remove

In the Linux kernel, the following vulnerability has been resolved: net: dpaa2-eth: fix use-after-free in dpaa2ethremove Access to netdev after freenetdev will cause use-after-free bug. Move debug log before freenetdev call to avoid it...

CVE-2021-47201

CVE-2021-47201 affects the Linux kernel iavf driver. The vulnerability stems from a sequence bug where iavf_free_queues() clears adapter->num_active_queues, which iavf_free_q_vectors() relies on, leading to a panic when an interface is disabled and later re-enabled after PF communication is re...

CVE-2021-47201 iavf: free q_vectors before queues in iavf_disable_vf

In the Linux kernel, the following vulnerability has been resolved: iavf: free qvectors before queues in iavfdisablevf iavffreequeues clears adapter-numactivequeues, which iavffreeqvectors relies on, so swap the order of these two function calls in iavfdisablevf. This resolves a panic encountered...