[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"repo-stars":3,"vuln-CVE-2022-50341":6},{"stargazers_count":4,"fetched_at":5},7,"2026-06-04T08:53:30.047Z",{"id":7,"descriptions":8,"cisa":9,"weaknesses":10,"exploits":18,"aliases":19,"duplicate_of":9,"upstream":20,"downstream":21,"duplicates":48,"related":49,"reserved_at":9,"published_at":50,"modified_at":51,"state":52,"summary":53,"references_raw":62,"kevs":89,"epss":90,"epss_history":93,"metrics":350,"affected":358},"CVE-2022-50341","In the Linux kernel, the following vulnerability has been resolved:\n\ncifs: fix oops during encryption\n\nWhen running xfstests against Azure the following oops occurred on an\narm64 system\n\n  Unable to handle kernel write to read-only memory at virtual address\n  ffff0001221cf000\n  Mem abort info:\n    ESR = 0x9600004f\n    EC = 0x25: DABT (current EL), IL = 32 bits\n    SET = 0, FnV = 0\n    EA = 0, S1PTW = 0\n    FSC = 0x0f: level 3 permission fault\n  Data abort info:\n    ISV = 0, ISS = 0x0000004f\n    CM = 0, WnR = 1\n  swapper pgtable: 4k pages, 48-bit VAs, pgdp=00000000294f3000\n  [ffff0001221cf000] pgd=18000001ffff8003, p4d=18000001ffff8003,\n  pud=18000001ff82e003, pmd=18000001ff71d003, pte=00600001221cf787\n  Internal error: Oops: 9600004f [#1] PREEMPT SMP\n  ...\n  pstate: 80000005 (Nzcv daif -PAN -UAO -TCO BTYPE=--)\n  pc : __memcpy+0x40/0x230\n  lr : scatterwalk_copychunks+0xe0/0x200\n  sp : ffff800014e92de0\n  x29: ffff800014e92de0 x28: ffff000114f9de80 x27: 0000000000000008\n  x26: 0000000000000008 x25: ffff800014e92e78 x24: 0000000000000008\n  x23: 0000000000000001 x22: 0000040000000000 x21: ffff000000000000\n  x20: 0000000000000001 x19: ffff0001037c4488 x18: 0000000000000014\n  x17: 235e1c0d6efa9661 x16: a435f9576b6edd6c x15: 0000000000000058\n  x14: 0000000000000001 x13: 0000000000000008 x12: ffff000114f2e590\n  x11: ffffffffffffffff x10: 0000040000000000 x9 : ffff8000105c3580\n  x8 : 2e9413b10000001a x7 : 534b4410fb86b005 x6 : 534b4410fb86b005\n  x5 : ffff0001221cf008 x4 : ffff0001037c4490 x3 : 0000000000000001\n  x2 : 0000000000000008 x1 : ffff0001037c4488 x0 : ffff0001221cf000\n  Call trace:\n   __memcpy+0x40/0x230\n   scatterwalk_map_and_copy+0x98/0x100\n   crypto_ccm_encrypt+0x150/0x180\n   crypto_aead_encrypt+0x2c/0x40\n   crypt_message+0x750/0x880\n   smb3_init_transform_rq+0x298/0x340\n   smb_send_rqst.part.11+0xd8/0x180\n   smb_send_rqst+0x3c/0x100\n   compound_send_recv+0x534/0xbc0\n   smb2_query_info_compound+0x32c/0x440\n   smb2_set_ea+0x438/0x4c0\n   cifs_xattr_set+0x5d4/0x7c0\n\nThis is because in scatterwalk_copychunks(), we attempted to write to\na buffer (@sign) that was allocated in the stack (vmalloc area) by\ncrypt_message() and thus accessing its remaining 8 (x2) bytes ended up\ncrossing a page boundary.\n\nTo simply fix it, we could just pass @sign kmalloc'd from\ncrypt_message() and then we're done.  Luckily, we don't seem to pass\nany other vmalloc'd buffers in smb_rqst::rq_iov...\n\nInstead, let's map the correct pages and offsets from vmalloc buffers\nas well in cifs_sg_set_buf() and then avoiding such oopses.",null,[11],{"_key":12,"id":12,"name":13,"description":14,"type":15,"status":16,"abstraction":9,"likelihood_of_exploit":9,"capec":17},"NVD-CWE-NOINFO","Insufficient Information","NVD uses this CWE ID when there is insufficient information to assign a specific 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