CVE-2022-49750

In the Linux kernel, the following vulnerability has been resolved: cpufreq: CPPC: Add u64 casts to avoid overflowing The fields of the CPC object are unsigned 32-bits values. To avoid overflows while using CPC's values, add 'u64' casts...

CVE-2023-53028

In the Linux kernel, the following vulnerability has been resolved: Revert "wifi: mac80211: fix memory leak in ieee80211ifadd" This reverts commit 13e5afd3d773c6fc6ca2b89027befaaaa1ea7293. ieee80211iffree is already called from freenetdevndev because ndev-privdestructor == ieee80211iffree syzbot...

CVE-2023-52976

In the Linux kernel, the following vulnerability has been resolved: efi: fix potential NULL deref in efimemreservepersistent When iterating on a linked list, a result of memremap is dereferenced without checking it for NULL. This patch adds a check that falls back on allocating a new page in case...

CVE-2023-52940

In the Linux kernel, the following vulnerability has been resolved: mm: multi-gen LRU: fix crash during cgroup migration lrugenmigratemm assumes lrugenaddmm runs prior to itself. This isn't true for the following scenario: CPU 1 CPU 2 clone cgroupcanfork cgroupprocswrite cgrouppostfork tasklock...

CVE-2023-52978

In the Linux kernel, the following vulnerability has been resolved: riscv: kprobe: Fixup kernel panic when probing an illegal position The kernel would panic when probed for an illegal position. eg: CONFIGRISCVISAC=n echo 'p:hello kernelclone+0x16 a0=%a0' kprobeevents echo 1...

CVE-2023-52994

In the Linux kernel, the following vulnerability has been resolved: acpi: Fix suspend with Xen PV Commit f1e525009493 "x86/boot: Skip realmode init code when running as Xen PV guest" missed one code path accessing realmodeheader, leading to dereferencing NULL when suspending the system under Xen:...

CVE-2023-52974

In the Linux kernel, the following vulnerability has been resolved: scsi: iscsitcp: Fix UAF during login when accessing the shost ipaddress If during iscsiswtcpsessioncreate iscsitcpr2tpoolalloc fails, userspace could be accessing the host's ipaddress attr. If we then free the session via...

CVE-2023-52995

In the Linux kernel, the following vulnerability has been resolved: riscv/kprobe: Fix instruction simulation of JALR Set kprobe at 'jalr 1140ra' of vfswrite results in the following crash: 32.092235 Unable to handle kernel access to user memory without uaccess routines at virtual address...

CVE-2023-53024

In the Linux kernel, the following vulnerability has been resolved: bpf: Fix pointer-leak due to insufficient speculative store bypass mitigation To mitigate Spectre v4, 2039f26f3aca "bpf: Fix leakage due to insufficient speculative store bypass mitigation" inserts lfence instructions after 1...

CVE-2023-52988

In the Linux kernel, the following vulnerability has been resolved: ALSA: hda/via: Avoid potential array out-of-bound in addsecretdacpath sndhdagetconnections can return a negative error code. It may lead to accessing 'conn' array at a negative index. Found by Linux Verification Center...

CVE-2022-49742

In the Linux kernel, the following vulnerability has been resolved: f2fs: initialize locks earlier in f2fsfillsuper syzbot is reporting lockdep warning at f2fshandleerror 1, for spinlock&sbi-errorlock is called before spinlockinit is called. For safe locking in error handling, move initialization...

CVE-2023-53021

In the Linux kernel, the following vulnerability has been resolved: net/sched: schtaprio: fix possible use-after-free syzbot reported a nasty crash 1 in nettxaction which made little sense until we got a repro. This repro installs a taprio qdisc, but providing an invalid TCARATE attribute...

CVE-2022-49747

In the Linux kernel, the following vulnerability has been resolved: erofs/zmap.c: Fix incorrect offset calculation Effective offset to add to length was being incorrectly calculated, which resulted in iomap-length being set to 0, triggering a WARNON in iomapiterdone. Fix that, and describe it in...

CVE-2023-53016

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: Fix possible deadlock in rfcommskstatechange syzbot reports a possible deadlock in rfcommskstatechange 1. While rfcommsockconnect acquires the sk lock and waits for the rfcomm lock, rfcommsockrelease could have the...

CVE-2023-52980

In the Linux kernel, the following vulnerability has been resolved: block: ublk: extending queuesize to fix overflow When validating drafted SPDK ublk target, in a case that assigning large queue depth to multiqueue ublk device, ublk target would run into a weird incorrect state. During rounds of...

CVE-2023-52989

In the Linux kernel, the following vulnerability has been resolved: firewire: fix memory leak for payload of request subaction to IEC 61883-1 FCP region This patch is fix for Linux kernel v2.6.33 or later. For request subaction to IEC 61883-1 FCP region, Linux FireWire subsystem have had an issue...

CVE-2023-52977

In the Linux kernel, the following vulnerability has been resolved: net: openvswitch: fix flow memory leak in ovsflowcmdnew Syzkaller reports a memory leak of newflow in ovsflowcmdnew as it is not freed when an allocation of a key fails. BUG: memory leak unreferenced object 0xffff888116668000 siz...

CVE-2022-49760

In the Linux kernel, the following vulnerability has been resolved: mm/hugetlb: fix PTE marker handling in hugetlbchangeprotection Patch series "mm/hugetlb: uffd-wp fixes for hugetlbchangeprotection". Playing with virtio-mem and background snapshots using uffd-wp on hugetlb in QEMU, I managed to...

CVE-2023-52973

In the Linux kernel, the following vulnerability has been resolved: vcscreen: move load of struct vcdata pointer in vcsread to avoid UAF After a call to consoleunlock in vcsread the vcdata struct can be freed by vcdeallocate. Because of that, the struct vcdata pointer load must be done at the top...

CVE-2023-53029

In the Linux kernel, the following vulnerability has been resolved: octeontx2-pf: Fix the use of GFPKERNEL in atomic context on rt The commit 4af1b64f80fb "octeontx2-pf: Fix lmtst ID used in aura free" uses the get/putcpu to protect the usage of percpu pointer in -aurafreeptr callback, but it als...