Public bug reported: Binary package hint: pcp
Steps to reproduce 1. apt-get install pcp (version 2.7.8-20081205 is installed on jaunty) 2. /etc/init.d/pcp start 3. more /var/log/pcp/pmcd/pmcd.log Expected result: No backtrace Actual result: *** buffer overflow detected ***: /usr/lib/pcp/bin/pmcd terminated ======= Backtrace: ========= /lib/libc.so.6(__fortify_fail+0x37)[0x7f8737b8a2c7] /lib/libc.so.6[0x7f8737b88170] /lib/libc.so.6[0x7f8737b8882b] /var/lib/pcp/pmdas/linux/pmda_linux.so(cpu_name+0x1d9)[0x7f873746ae69] /var/lib/pcp/pmdas/linux/pmda_linux.so(refresh_proc_stat+0x870)[0x7f8737464180] /var/lib/pcp/pmdas/linux/pmda_linux.so[0x7f873745f5b2] /var/lib/pcp/pmdas/linux/pmda_linux.so(linux_init+0x21b)[0x7f873745fa7b] /usr/lib/pcp/bin/pmcd[0x408e84] /usr/lib/pcp/bin/pmcd(ParseInitAgents+0x6ad)[0x40981d] /usr/lib/pcp/bin/pmcd(main+0xa23)[0x405f13] /lib/libc.so.6(__libc_start_main+0xe6)[0x7f8737aa95a6] /usr/lib/pcp/bin/pmcd[0x4046a9] ======= Memory map: ======== 00400000-00414000 r-xp 00000000 08:06 137882307 /usr/lib/pcp/bin/pmcd 00613000-00614000 r--p 00013000 08:06 137882307 /usr/lib/pcp/bin/pmcd 00614000-00615000 rw-p 00014000 08:06 137882307 /usr/lib/pcp/bin/pmcd 00615000-00616000 rw-p 00615000 00:00 0 01ed6000-01ef7000 rw-p 01ed6000 00:00 0 [heap] 7f8737025000-7f873703b000 r-xp 00000000 08:06 463 /lib/libgcc_s.so.1 7f873703b000-7f873723b000 ---p 00016000 08:06 463 /lib/libgcc_s.so.1 7f873723b000-7f873723c000 r--p 00016000 08:06 463 /lib/libgcc_s.so.1 7f873723c000-7f873723d000 rw-p 00017000 08:06 463 /lib/libgcc_s.so.1 7f873723d000-7f8737254000 r-xp 00000000 08:06 2481 /lib/libpthread-2.9.so 7f8737254000-7f8737453000 ---p 00017000 08:06 2481 /lib/libpthread-2.9.so 7f8737453000-7f8737454000 r--p 00016000 08:06 2481 /lib/libpthread-2.9.so 7f8737454000-7f8737455000 rw-p 00017000 08:06 2481 /lib/libpthread-2.9.so 7f8737455000-7f8737459000 rw-p 7f8737455000 00:00 0 7f8737459000-7f8737470000 r-xp 00000000 08:06 2141686 /var/lib/pcp/pmdas/linux/pmda_linux.so 7f8737470000-7f8737670000 ---p 00017000 08:06 2141686 /var/lib/pcp/pmdas/linux/pmda_linux.so 7f8737670000-7f8737671000 r--p 00017000 08:06 2141686 /var/lib/pcp/pmdas/linux/pmda_linux.so 7f8737671000-7f8737677000 rw-p 00018000 08:06 2141686 /var/lib/pcp/pmdas/linux/pmda_linux.so 7f8737677000-7f8737679000 rw-p 7f8737677000 00:00 0 7f8737679000-7f8737683000 r-xp 00000000 08:06 404155733 /usr/lib/libpcp_pmda.so.3 7f8737683000-7f8737882000 ---p 0000a000 08:06 404155733 /usr/lib/libpcp_pmda.so.3 7f8737882000-7f8737883000 r--p 00009000 08:06 404155733 /usr/lib/libpcp_pmda.so.3 7f8737883000-7f8737884000 rw-p 0000a000 08:06 404155733 /usr/lib/libpcp_pmda.so.3 7f8737884000-7f8737885000 rw-p 7f8737884000 00:00 0 7f8737885000-7f873788a000 r-xp 00000000 08:06 404149258 /var/lib/pcp/pmdas/pmcd/pmda_pmcd.so 7f873788a000-7f8737a89000 ---p 00005000 08:06 404149258 /var/lib/pcp/pmdas/pmcd/pmda_pmcd.so 7f8737a89000-7f8737a8a000 r--p 00004000 08:06 404149258 /var/lib/pcp/pmdas/pmcd/pmda_pmcd.so 7f8737a8a000-7f8737a8b000 rw-p 00005000 08:06 404149258 /var/lib/pcp/pmdas/pmcd/pmda_pmcd.so 7f8737a8b000-7f8737bf3000 r-xp 00000000 08:06 650 /lib/libc-2.9.so 7f8737bf3000-7f8737df3000 ---p 00168000 08:06 650 /lib/libc-2.9.so 7f8737df3000-7f8737df7000 r--p 00168000 08:06 650 /lib/libc-2.9.so 7f8737df7000-7f8737df8000 rw-p 0016c000 08:06 650 /lib/libc-2.9.so 7f8737df8000-7f8737dfd000 rw-p 7f8737df8000 00:00 0 7f8737dfd000-7f8737dff000 r-xp 00000000 08:06 653 /lib/libdl-2.9.so 7f8737dff000-7f8737fff000 ---p 00002000 08:06 653 /lib/libdl-2.9.so 7f8737fff000-7f8738000000 r--p 00002000 08:06 653 /lib/libdl-2.9.so 7f8738000000-7f8738001000 rw-p 00003000 08:06 653 /lib/libdl-2.9.so 7f8738001000-7f8738037000 r-xp 00000000 08:06 404150714 /usr/lib/libpcp.so.3 7f8738037000-7f8738237000 ---p 00036000 08:06 404150714 /usr/lib/libpcp.so.3 7f8738237000-7f8738238000 r--p 00036000 08:06 404150714 /usr/lib/libpcp.so.3 7f8738238000-7f8738239000 rw-p 00037000 08:06 404150714 /usr/lib/libpcp.so.3 7f8738239000-7f873823b000 rw-p 7f8738239000 00:00 0 7f873823b000-7f873825b000 r-xp 00000000 08:06 644 /lib/ld-2.9.so 7f8738438000-7f873844b000 r--p 00000000 08:06 2141685 /var/lib/pcp/pmdas/linux/help.pag 7f873844b000-7f873844d000 r--p 00000000 08:06 2141684 /var/lib/pcp/pmdas/linux/help.dir 7f873844d000-7f873844f000 rw-p 7f873844d000 00:00 0 7f8738450000-7f8738455000 r--p 00000000 08:06 404149260 /var/lib/pcp/pmdas/pmcd/help.pag 7f8738455000-7f8738456000 r--p 00000000 08:06 404149259 /var/lib/pcp/pmdas/pmcd/help.dir 7f8738456000-7f873845a000 rw-p 7f8738456000 00:00 0 7f873845a000-7f873845b000 r--p 0001f000 08:06 644 /lib/ld-2.9.so 7f873845b000-7f873845c000 rw-p 00020000 08:06 644 /lib/ld-2.9.so 7fff40446000-7fff4045b000 rw-p 7ffffffea000 00:00 0 [stack] 7fff405fe000-7fff405ff000 r-xp 7fff405fe000 00:00 0 [vdso] ffffffffff600000-ffffffffff601000 r-xp 00000000 00:00 0 [vsyscall] If pmda_linux.so is commented out of /etc/pmcd/pmcd.conf it works. Tested on Xeon Q9550 and Q5140, fails on both. ** Affects: pcp (Ubuntu) Importance: Undecided Status: New -- pmcd buffer overflows in cpu_name in pmda_linux.so on quadcore cpu in jaunty https://bugs.launchpad.net/bugs/384776 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs