CVE-2022-49407 dlm: fix plock invalid read

In the Linux kernel, the following vulnerability has been resolved: dlm: fix plock invalid read This patch fixes an invalid read showed by KASAN. A unlock will allocate a "struct plockop" and a followed sendop will append it to a global sendlist data structure. In some cases a followed devread...

CVE-2022-49407

CVE-2022-49407 : Linux kernel dlm plock invalid read, fixed in the patch that moves the callback field into struct plock_op and adjusts handling for plock_xop. The issue arose when a sequence (unlock -> send_op -> append to send_list) could lead to a dev_write() path treating a plock_op as ...

CVE-2022-49407 dlm: fix plock invalid read

In the Linux kernel, the following vulnerability has been resolved: dlm: fix plock invalid read This patch fixes an invalid read showed by KASAN. A unlock will allocate a "struct plockop" and a followed sendop will append it to a global sendlist data structure. In some cases a followed devread...

CVE-2022-49407

In the Linux kernel, the following vulnerability has been resolved: dlm: fix plock invalid read This patch fixes an invalid read showed by KASAN. A unlock will allocate a "struct plockop" and a followed sendop will append it to a global sendlist data structure. In some cases a followed devread...

CVE-2022-49395 um: Fix out-of-bounds read in LDT setup

In the Linux kernel, the following vulnerability has been resolved: um: Fix out-of-bounds read in LDT setup syscallstubdata expects the datacount parameter to be the number of longs, not bytes. ================================================================== BUG: KASAN: stack-out-of-bounds in...

CVE-2022-49356 SUNRPC: Trap RDMA segment overflows

In the Linux kernel, the following vulnerability has been resolved: SUNRPC: Trap RDMA segment overflows Prevent svcrdmabuildwrites from walking off the end of a Write chunk's segment array. Caught with KASAN. The test that this fix replaces is invalid, and might have been left over from an earlie...

CVE-2022-49356

In the Linux kernel, the following vulnerability has been resolved: SUNRPC: Trap RDMA segment overflows Prevent svcrdmabuildwrites from walking off the end of a Write chunk's segment array. Caught with KASAN. The test that this fix replaces is invalid, and might have been left over from an earlie...

CVE-2022-49328

CVE-2022-49328 is a vulnerability in the Linux kernel mt76 driver where a use-after-free can occur in mt76_txq_schedule due to an unprotected wcid pointer (non-RCU). The issue is addressed by guarding the mtxq->wcid with an rcu_lock between mt76_txq_schedule and sta_info_alloc/free, per the re...

CVE-2022-49328 mt76: fix use-after-free by removing a non-RCU wcid pointer

In the Linux kernel, the following vulnerability has been resolved: mt76: fix use-after-free by removing a non-RCU wcid pointer Fixes an issue caught by KASAN about use-after-free in mt76txqschedule by protecting mtxq-wcid with rculock between mt76txqschedule and stainfoalloc, free. 18853.876689...

CVE-2022-49328 mt76: fix use-after-free by removing a non-RCU wcid pointer

In the Linux kernel, the following vulnerability has been resolved: mt76: fix use-after-free by removing a non-RCU wcid pointer Fixes an issue caught by KASAN about use-after-free in mt76txqschedule by protecting mtxq-wcid with rculock between mt76txqschedule and stainfoalloc, free. 18853.876689...

CVE-2022-49328

In the Linux kernel, the following vulnerability has been resolved: mt76: fix use-after-free by removing a non-RCU wcid pointer Fixes an issue caught by KASAN about use-after-free in mt76txqschedule by protecting mtxq-wcid with rculock between mt76txqschedule and stainfoalloc, free. 18853.876689...

CVE-2022-49328 mt76: fix use-after-free by removing a non-RCU wcid pointer

In the Linux kernel, the following vulnerability has been resolved: mt76: fix use-after-free by removing a non-RCU wcid pointer Fixes an issue caught by KASAN about use-after-free in mt76txqschedule by protecting mtxq-wcid with rculock between mt76txqschedule and stainfoalloc, free. 18853.876689...

CVE-2022-49228 bpf: Fix a btf decl_tag bug when tagging a function

In the Linux kernel, the following vulnerability has been resolved: bpf: Fix a btf decltag bug when tagging a function syzbot reported a btf decltag bug with stack trace below: general protection fault, probably for non-canonical address 0xdffffc0000000000: 0000 1 PREEMPT SMP KASAN KASAN:...

CVE-2022-49228 bpf: Fix a btf decl_tag bug when tagging a function

In the Linux kernel, the following vulnerability has been resolved: bpf: Fix a btf decltag bug when tagging a function syzbot reported a btf decltag bug with stack trace below: general protection fault, probably for non-canonical address 0xdffffc0000000000: 0000 1 PREEMPT SMP KASAN KASAN:...

CVE-2022-49228

In the Linux kernel, the following vulnerability has been resolved: bpf: Fix a btf decltag bug when tagging a function syzbot reported a btf decltag bug with stack trace below: general protection fault, probably for non-canonical address 0xdffffc0000000000: 0000 1 PREEMPT SMP KASAN KASAN:...

CVE-2022-49228

CVE-2022-49228 relates to the Linux kernel and a bug in BTF decl_tag handling during function tagging in BPF. The issue arises when btf_decl_tag_resolve() checks a function type’s func_proto; the code attempted to access func_proto’s vlen for a type 3 function prototype, which was out of range an...

CVE-2022-49223 cxl/port: Hold port reference until decoder release

In the Linux kernel, the following vulnerability has been resolved: cxl/port: Hold port reference until decoder release KASAN + DEBUGKOBJECTRELEASE reports a potential use-after-free in cxldecoderrelease where it goes to reference its parent, a cxlport, to free its id back to port-decoderida. BUG...

CVE-2022-49223

In the Linux kernel, the following vulnerability has been resolved: cxl/port: Hold port reference until decoder release KASAN + DEBUGKOBJECTRELEASE reports a potential use-after-free in cxldecoderrelease where it goes to reference its parent, a cxlport, to free its id back to port-decoderida. BUG...

CVE-2022-49179

CVE-2022-49179 is a Linux kernel UAF in the block I/O BFQ scheduler (block, bfq: don’t move oom_bfqq). The issue manifests as a use-after-free in bfq_put_async_bfqq() during module removal (rmmod) and BFQ/blk-mq teardown, with 1024-byte slab allocations implicated. Unity Linux advisories UTSA-202...

CVE-2022-49176 bfq: fix use-after-free in bfq_dispatch_request

In the Linux kernel, the following vulnerability has been resolved: bfq: fix use-after-free in bfqdispatchrequest KASAN reports a use-after-free report when doing normal scsi-mq test 69832.239032 ================================================================== 69832.241810 BUG: KASAN:...