CVE-2021-47390

In the Linux kernel, the following vulnerability has been resolved: KVM: x86: Fix stack-out-of-bounds memory access from ioapicwriteindirect KASAN reports the following issue: BUG: KASAN: stack-out-of-bounds in kvmmakevcpusrequestmask+0x174/0x440 kvm Read of size 8 at addr ffffc9001364f638 by tas...

CVE-2021-47483

In the Linux kernel, the following vulnerability has been resolved: regmap: Fix possible double-free in regcacherbtreeexit In regcacherbtreeinserttoblock, when 'present' realloc failed, the 'blk' which is supposed to assign to 'rbnode-block' will be freed, so 'rbnode-block' points a freed memory,...

CVE-2021-47483

In the Linux kernel, the following vulnerability has been resolved: regmap: Fix possible double-free in regcacherbtreeexit In regcacherbtreeinserttoblock, when 'present' realloc failed, the 'blk' which is supposed to assign to 'rbnode-block' will be freed, so 'rbnode-block' points a freed memory,...

CVE-2021-47483 regmap: Fix possible double-free in regcache_rbtree_exit()

In the Linux kernel, the following vulnerability has been resolved: regmap: Fix possible double-free in regcacherbtreeexit In regcacherbtreeinserttoblock, when 'present' realloc failed, the 'blk' which is supposed to assign to 'rbnode-block' will be freed, so 'rbnode-block' points a freed memory,...

CVE-2021-47483

CVE-2021-47483 affects the Linux kernel regmap subsystem (regcache_rbtree). The issue is a double-free in error handling when a reallocation fails, causing rbnode->block to reference freed memory. The fix moves the rbnode->block assignment to immediately after a successful reallocation, ens...

CVE-2021-47483 regmap: Fix possible double-free in regcache_rbtree_exit()

In the Linux kernel, the following vulnerability has been resolved: regmap: Fix possible double-free in regcacherbtreeexit In regcacherbtreeinserttoblock, when 'present' realloc failed, the 'blk' which is supposed to assign to 'rbnode-block' will be freed, so 'rbnode-block' points a freed memory,...

CVE-2021-47461

In the Linux kernel, the following vulnerability has been resolved: userfaultfd: fix a race between writeprotect and exitmmap A race is possible when a process exits, its VMAs are removed by exitmmap and at the same time userfaultfdwriteprotect is called. The race was detected by KASAN on a...

CVE-2021-47441

In the Linux kernel, the following vulnerability has been resolved: mlxsw: thermal: Fix out-of-bounds memory accesses Currently, mlxsw allows cooling states to be set above the maximum cooling state supported by the driver: cat /sys/class/thermal/thermalzone2/cdev0/type mlxswfan cat...

CVE-2021-47461

In the Linux kernel, the following vulnerability has been resolved: userfaultfd: fix a race between writeprotect and exitmmap A race is possible when a process exits, its VMAs are removed by exitmmap and at the same time userfaultfdwriteprotect is called. The race was detected by KASAN on a...

CVE-2021-47461 userfaultfd: fix a race between writeprotect and exit_mmap()

In the Linux kernel, the following vulnerability has been resolved: userfaultfd: fix a race between writeprotect and exitmmap A race is possible when a process exits, its VMAs are removed by exitmmap and at the same time userfaultfdwriteprotect is called. The race was detected by KASAN on a...

CVE-2021-47461

CVE-2021-47461 (Linux kernel) describes a race between userfaultfd_writeprotect() and exit_mmap() when VMAs are removed during process exit. The fix uses mmget_not_zero() to guard the operation, addressing a potential local race condition that can affect kernel memory mappings. Public advisories ...

CVE-2021-47461 userfaultfd: fix a race between writeprotect and exit_mmap()

In the Linux kernel, the following vulnerability has been resolved: userfaultfd: fix a race between writeprotect and exitmmap A race is possible when a process exits, its VMAs are removed by exitmmap and at the same time userfaultfdwriteprotect is called. The race was detected by KASAN on a...

CVE-2021-47441

CVE-2021-47441 concerns the Linux kernel mlxsw thermal driver. The issue arises when cooling state is set above the driver’s maximum state (e.g., cur_state=18 while max_state=10), which triggers out-of-bounds memory accesses in thermal statistics code. The thermal maintainer indicates it is the d...

CVE-2021-47440 net: encx24j600: check error in devm_regmap_init_encx24j600

In the Linux kernel, the following vulnerability has been resolved: net: encx24j600: check error in devmregmapinitencx24j600 devmregmapinit may return error which caused by like out of memory, this will results in null pointer dereference later when reading or writing register: general protection...

CVE-2023-52796

In the Linux kernel, the following vulnerability has been resolved: ipvlan: add ipvlanroutev6outbound helper Inspired by syzbot reports using a stack of multiple ipvlan devices. Reduce stack size needed in ipvlanprocessv6outbound by moving the flowi6 struct used for the route lookup in an non...

DEBIAN-CVE-2023-52803

In the Linux kernel, the following vulnerability has been resolved: SUNRPC: Fix RPC client cleaned up the freed pipefs dentries RPC client pipefs dentries cleanup is in separated rpcremovepipedir workqueue,which takes care about pipefs superblock locking. In some special scenarios, when kernel...

DEBIAN-CVE-2023-52794

In the Linux kernel, the following vulnerability has been resolved: thermal: intel: powerclamp: fix mismatch in get function for maxidle KASAN reported this 444.853098 BUG: KASAN: global-out-of-bounds in paramgetint+0x77/0x90 444.853111 Read of size 4 at addr ffffffffc16c9220 by task cat/2105...

DEBIAN-CVE-2023-52768

In the Linux kernel, the following vulnerability has been resolved: wifi: wilc1000: use vmmtable as array in wilc struct Enabling KASAN and running some iperf tests raises some memory issues with vmmtable: BUG: KASAN: slab-out-of-bounds in wilcwlanhandletxq+0x6ac/0xdb4 Write of size 4 at addr...

CVE-2023-52768

In the Linux kernel, the following vulnerability has been resolved: wifi: wilc1000: use vmmtable as array in wilc struct Enabling KASAN and running some iperf tests raises some memory issues with vmmtable: BUG: KASAN: slab-out-of-bounds in wilcwlanhandletxq+0x6ac/0xdb4 Write of size 4 at addr...

DEBIAN-CVE-2023-52751

In the Linux kernel, the following vulnerability has been resolved: smb: client: fix use-after-free in smb2queryinfocompound The following UAF was triggered when running fstests generic/072 with KASAN enabled against Windows Server 2022 and mount options...