Jeremy 學習筆記

摘要： ptmxDESCRIPTION The file /dev/ptmx is a character file with major number 5 and minor number 2, usually of mode 0666 and owner.group of... 阅读全文

摘要： http://blog.includesecurity.com/2014/03/exploit-CVE-2014-0038-x32-recvmmsg-kernel-vulnerablity.htmlOn January 31st 2014 a post appeared on oss-seclist... 阅读全文

摘要： /** linux 2.6.37-3.8.8 - x86* @rikiji** requires System.map and /dev/ptmx* this: http://zmbs.net/~rikiji/perf_ptmx.c* original: http://fucksheep.org/~... 阅读全文

摘要： •mmap_min_addr forbids users from mapping low addresses1. First available in July 20072. Several circumventions were found3. Still disabled on many ma... 阅读全文

摘要： Buffer overflow in the read_server_hello function in lib/gnutls_handshake.c in GnuTLS before 3.1.25, 3.2.x before3.2.15, and 3.3.x before 3.3.4 allows... 阅读全文

摘要： http://ltp.sourceforge.net/Linux Test Project, 后台很硬，由SGI™发起， IBM维护，所以质量有保障。里面介绍了很多工具，对于一般的基准测试应该是真够用了，关键是开发源码，可以根据自己工程的需求，自己定制修改，本人由于工作原因阅读了（lmbench:l... 阅读全文

摘要： [PATCH] Fix an bad variable name erro in runltp script (/opt/ltp/runltp)Hi All,I got an error for the latest version 20140115 of ltp project.This erro... 阅读全文

摘要： from apue7.6. Memory Layout of a C ProgramA typical memory representation of C program consists of following sections.1. Text segment2. Initialized da... 阅读全文

摘要： Linux系统使用time计算命令执行的时间当测试一个程序或比较不同算法时，执行时间是非常重要的，一个好的算法应该是用时最短的。所有类UNIX系统都包含time命令，使用这个命令可以统计时间消耗。例如：[root@localhost ~]# time lsanaconda-ks.cfg insta... 阅读全文

摘要： vim /etc/lightdm/lightdm.confFinally, edit the file as shown below and save it.autologin-user=autologin-user-timeout=0 阅读全文