[Pkg-gnupg-maint] Bug#771263: gnupg buffer overflow

Sun Jan 18 10:19:24 UTC 2015

It looks like I'm hitting exactly the same issue:

Jan 18 09:11:18 Info: Duplicity cleanup finished successfully.
Jan 18 09:14:50 Info: Duplicity remove-older-than finished successfully.
Jan 18 09:19:49 Error: Local and Remote metadata are synchronized, no sync needed.
Jan 18 09:19:49 Error: Last full backup date: Fri Dec 5 21:16:49 2014
Jan 18 09:19:49 Error: Reuse configured PASSPHRASE as SIGN_PASSPHRASE
Jan 18 09:19:49 Error: GPGError: GPG Failed, see log below:
Jan 18 09:19:49 Error: ===== Begin GnuPG log =====
Jan 18 09:19:49 Error: *** buffer overflow detected ***: gpg terminated
Jan 18 09:19:49 Error: ======= Backtrace: =========
Jan 18 09:19:49 Error: /lib/x86_64-linux-gnu/libc.so.6(+0x7303f)[0x7fd2d73b803f]
Jan 18 09:19:49 Error: /lib/x86_64-linux-gnu/libc.so.6(__fortify_fail+0x37)[0x7fd2d743b147]
Jan 18 09:19:49 Error: /lib/x86_64-linux-gnu/libc.so.6(+0xf4360)[0x7fd2d7439360]
Jan 18 09:19:49 Error: /lib/x86_64-linux-gnu/libc.so.6(+0xf60b7)[0x7fd2d743b0b7]
Jan 18 09:19:49 Error: gpg[0x491b68]
Jan 18 09:19:49 Error: gpg[0x48b6fe]
Jan 18 09:19:49 Error: gpg[0x48bb07]
Jan 18 09:19:49 Error: gpg[0x48c5a6]
Jan 18 09:19:49 Error: gpg[0x48c6be]
Jan 18 09:19:49 Error: gpg[0x417209]
Jan 18 09:19:49 Error: gpg[0x44fa43]
Jan 18 09:19:50 Error: gpg[0x4a66fb]
Jan 18 09:19:50 Error: gpg[0x4a6c85]
Jan 18 09:19:50 Error: gpg[0x451c41]
Jan 18 09:19:50 Error: gpg[0x408bd9]
Jan 18 09:19:50 Error: /lib/x86_64-linux-gnu/libc.so.6(__libc_start_main+0xf5)[0x7fd2d7366b45]
Jan 18 09:19:50 Error: gpg[0x40a380]
Jan 18 09:19:50 Error: ======= Memory map: ========
Jan 18 09:19:50 Error: 00400000-004f3000 r-xp 00000000 08:11 22676204 /usr/bin/gpg
Jan 18 09:19:50 Error: 006f2000-006f3000 r--p 000f2000 08:11 22676204 /usr/bin/gpg
Jan 18 09:19:50 Error: 006f3000-006f7000 rw-p 000f3000 08:11 22676204 /usr/bin/gpg
Jan 18 09:19:50 Error: 006f7000-006fa000 rw-p 00000000 00:00 0
Jan 18 09:19:50 Error: 016a3000-016c4000 rw-p 00000000 00:00 0 [heap]
Jan 18 09:19:50 Error: 7fd2d6f05000-7fd2d6f1b000 r-xp 00000000 08:11 20978018 /lib/x86_64-linux-gnu/libgcc_s.so.1
Jan 18 09:19:50 Error: 7fd2d6f1b000-7fd2d711a000 ---p 00016000 08:11 20978018 /lib/x86_64-linux-gnu/libgcc_s.so.1
Jan 18 09:19:50 Error: 7fd2d711a000-7fd2d711b000 rw-p 00015000 08:11 20978018 /lib/x86_64-linux-gnu/libgcc_s.so.1
Jan 18 09:19:50 Error: 7fd2d711b000-7fd2d7141000 r-xp 00000000 08:11 20972678 /lib/x86_64-linux-gnu/libtinfo.so.5.9
Jan 18 09:19:50 Error: 7fd2d7141000-7fd2d7340000 ---p 00026000 08:11 20972678 /lib/x86_64-linux-gnu/libtinfo.so.5.9
Jan 18 09:19:50 Error: 7fd2d7340000-7fd2d7344000 r--p 00025000 08:11 20972678 /lib/x86_64-linux-gnu/libtinfo.so.5.9
Jan 18 09:19:50 Error: 7fd2d7344000-7fd2d7345000 rw-p 00029000 08:11 20972678 /lib/x86_64-linux-gnu/libtinfo.so.5.9
Jan 18 09:19:50 Error: 7fd2d7345000-7fd2d74e4000 r-xp 00000000 08:11 20977698 /lib/x86_64-linux-gnu/libc-2.19.so
Jan 18 09:19:50 Error: 7fd2d74e4000-7fd2d76e4000 ---p 0019f000 08:11 20977698 /lib/x86_64-linux-gnu/libc-2.19.so
Jan 18 09:19:50 Error: 7fd2d76e4000-7fd2d76e8000 r--p 0019f000 08:11 20977698 /lib/x86_64-linux-gnu/libc-2.19.so
Jan 18 09:19:50 Error: 7fd2d76e8000-7fd2d76ea000 rw-p 001a3000 08:11 20977698 /lib/x86_64-linux-gnu/libc-2.19.so
Jan 18 09:19:50 Error: 7fd2d76ea000-7fd2d76ee000 rw-p 00000000 00:00 0
Jan 18 09:19:50 Error: 7fd2d76ee000-7fd2d76f5000 r-xp 00000000 08:11 20978014 /lib/x86_64-linux-gnu/libusb-0.1.so.4.4.4
Jan 18 09:19:50 Error: 7fd2d76f5000-7fd2d78f4000 ---p 00007000 08:11 20978014 /lib/x86_64-linux-gnu/libusb-0.1.so.4.4.4
Jan 18 09:19:50 Error: 7fd2d78f4000-7fd2d78f5000 r--p 00006000 08:11 20978014 /lib/x86_64-linux-gnu/libusb-0.1.so.4.4.4
Jan 18 09:19:50 Error: 7fd2d78f5000-7fd2d78f6000 rw-p 00007000 08:11 20978014 /lib/x86_64-linux-gnu/libusb-0.1.so.4.4.4
Jan 18 09:19:50 Error: 7fd2d78f6000-7fd2d78f7000 rw-p 00000000 00:00 0
Jan 18 09:19:50 Error: 7fd2d78f7000-7fd2d78fa000 r-xp 00000000 08:11 20977737 /lib/x86_64-linux-gnu/libdl-2.19.so
Jan 18 09:19:50 Error: 7fd2d78fa000-7fd2d7af9000 ---p 00003000 08:11 20977737 /lib/x86_64-linux-gnu/libdl-2.19.so
Jan 18 09:19:50 Error: 7fd2d7af9000-7fd2d7afa000 r--p 00002000 08:11 20977737 /lib/x86_64-linux-gnu/libdl-2.19.so
Jan 18 09:19:50 Error: 7fd2d7afa000-7fd2d7afb000 rw-p 00003000 08:11 20977737 /lib/x86_64-linux-gnu/libdl-2.19.so
Jan 18 09:19:50 Error: 7fd2d7afb000-7fd2d7b3b000 r-xp 00000000 08:11 20976805 /lib/x86_64-linux-gnu/libreadline.so.6.3
Jan 18 09:19:50 Error: 7fd2d7b3b000-7fd2d7d3b000 ---p 00040000 08:11 20976805 /lib/x86_64-linux-gnu/libreadline.so.6.3
Jan 18 09:19:50 Error: 7fd2d7d3b000-7fd2d7d3d000 r--p 00040000 08:11 20976805 /lib/x86_64-linux-gnu/libreadline.so.6.3
Jan 18 09:19:50 Error: 7fd2d7d3d000-7fd2d7d44000 rw-p 00042000 08:11 20976805 /lib/x86_64-linux-gnu/libreadline.so.6.3
Jan 18 09:19:50 Error: 7fd2d7d44000-7fd2d7d45000 rw-p 00000000 00:00 0
Jan 18 09:19:50 Error: 7fd2d7d45000-7fd2d7d54000 r-xp 00000000 08:11 20972676 /lib/x86_64-linux-gnu/libbz2.so.1.0.4
Jan 18 09:19:50 Error: 7fd2d7d54000-7fd2d7f53000 ---p 0000f000 08:11 20972676 /lib/x86_64-linux-gnu/libbz2.so.1.0.4
Jan 18 09:19:50 Error: 7fd2d7f53000-7fd2d7f54000 r--p 0000e000 08:11 20972676 /lib/x86_64-linux-gnu/libbz2.so.1.0.4
Jan 18 09:19:50 Error: 7fd2d7f54000-7fd2d7f55000 rw-p 0000f000 08:11 20972676 /lib/x86_64-linux-gnu/libbz2.so.1.0.4
Jan 18 09:19:50 Error: 7fd2d7f55000-7fd2d7f6f000 r-xp 00000000 08:11 20972499 /lib/x86_64-linux-gnu/libz.so.1.2.8
Jan 18 09:19:50 Error: 7fd2d7f6f000-7fd2d816e000 ---p 0001a000 08:11 20972499 /lib/x86_64-linux-gnu/libz.so.1.2.8
Jan 18 09:19:50 Error: 7fd2d816e000-7fd2d816f000 r--p 00019000 08:11 20972499 /lib/x86_64-linux-gnu/libz.so.1.2.8
Jan 18 09:19:50 Error: 7fd2d816f000-7fd2d8170000 rw-p 0001a000 08:11 20972499 /lib/x86_64-linux-gnu/libz.so.1.2.8
Jan 18 09:19:50 Error: 7fd2d8170000-7fd2d8184000 r-xp 00000000 08:11 20977858 /lib/x86_64-linux-gnu/libresolv-2.19.so
Jan 18 09:19:50 Error: 7fd2d8184000-7fd2d8383000 ---p 00014000 08:11 20977858 /lib/x86_64-linux-gnu/libresolv-2.19.so
Jan 18 09:19:50 Error: 7fd2d8383000-7fd2d8384000 r--p 00013000 08:11 20977858 /lib/x86_64-linux-gnu/libresolv-2.19.so
Jan 18 09:19:50 Error: 7fd2d8384000-7fd2d8385000 rw-p 00014000 08:11 20977858 /lib/x86_64-linux-gnu/libresolv-2.19.so
Jan 18 09:19:50 Error: 7fd2d8385000-7fd2d8387000 rw-p 00000000 00:00 0
Jan 18 09:19:50 Error: 7fd2d8387000-7fd2d83a7000 r-xp 00000000 08:11 20977658 /lib/x86_64-linux-gnu/ld-2.19.so
Jan 18 09:19:50 Error: 7fd2d8588000-7fd2d858a000 rw-p 00000000 00:00 0
Jan 18 09:19:50 Error: 7fd2d858a000-7fd2d859a000 rw-p 00000000 00:00 0
Jan 18 09:19:50 Error: 7fd2d859a000-7fd2d859f000 rw-p 00000000 00:00 0
Jan 18 09:19:50 Error: 7fd2d85a5000-7fd2d85a7000 rw-p 00000000 00:00 0
Jan 18 09:19:50 Error: 7fd2d85a7000-7fd2d85a8000 r--p 00020000 08:11 20977658 /lib/x86_64-linux-gnu/ld-2.19.so
Jan 18 09:19:50 Error: 7fd2d85a8000-7fd2d85a9000 rw-p 00021000 08:11 20977658 /lib/x86_64-linux-gnu/ld-2.19.so
Jan 18 09:19:50 Error: 7fd2d85a9000-7fd2d85aa000 rw-p 00000000 00:00 0
Jan 18 09:19:50 Error: 7fff72ae5000-7fff72afa000 rw-p 00000000 00:00 0 [stack]
Jan 18 09:19:50 Error: 7fff72bfe000-7fff72c00000 r-xp 00000000 00:00 0 [vdso]
Jan 18 09:19:50 Error: ffffffffff600000-ffffffffff601000 r-xp 00000000 00:00 0 [vsyscall]
Jan 18 09:19:50 Error: ===== End GnuPG log =====
Jan 18 09:19:50 Fatal: Duplicity failed.
Jan 18 09:19:50 Fatal: <<<< finished action /etc/backup.d/80.dup: FAILED
Jan 18 09:19:50 Info: FINISHED: 1 actions run. 1 fatal. 81 error. 0 warning.
Jan 18 10:07:01 Info: >>>> starting action /etc/backup.d/80.dup (because 'when = hourly')
Jan 18 10:12:14 Info: Duplicity cleanup finished successfully.
Jan 18 10:16:15 Info: Duplicity remove-older-than finished successfully.
Jan 18 10:21:57 Error: Local and Remote metadata are synchronized, no sync needed.
Jan 18 10:21:57 Error: Last full backup date: Fri Dec 5 21:16:49 2014
Jan 18 10:21:57 Error: Reuse configured PASSPHRASE as SIGN_PASSPHRASE
Jan 18 10:21:57 Error: GPGError: GPG Failed, see log below:
Jan 18 10:21:58 Error: ===== Begin GnuPG log =====
Jan 18 10:21:58 Error: *** buffer overflow detected ***: gpg terminated
Jan 18 10:21:58 Error: ======= Backtrace: =========
Jan 18 10:21:58 Error: /lib/x86_64-linux-gnu/libc.so.6(+0x7303f)[0x7f1a2836503f]
Jan 18 10:21:58 Error: /lib/x86_64-linux-gnu/libc.so.6(__fortify_fail+0x37)[0x7f1a283e8147]
Jan 18 10:21:58 Error: /lib/x86_64-linux-gnu/libc.so.6(+0xf4360)[0x7f1a283e6360]
Jan 18 10:21:58 Error: /lib/x86_64-linux-gnu/libc.so.6(+0xf60b7)[0x7f1a283e80b7]
Jan 18 10:21:58 Error: gpg[0x491b68]
Jan 18 10:21:58 Error: gpg[0x48b6fe]
Jan 18 10:21:58 Error: gpg[0x48bb07]
Jan 18 10:21:58 Error: gpg[0x48c5a6]
Jan 18 10:21:58 Error: gpg[0x48c6be]
Jan 18 10:21:58 Error: gpg[0x417209]
Jan 18 10:21:58 Error: gpg[0x44fa43]
Jan 18 10:21:58 Error: gpg[0x4a66fb]
Jan 18 10:21:58 Error: gpg[0x4a6c85]
Jan 18 10:21:58 Error: gpg[0x451c41]
Jan 18 10:21:58 Error: gpg[0x408bd9]
Jan 18 10:21:58 Error: /lib/x86_64-linux-gnu/libc.so.6(__libc_start_main+0xf5)[0x7f1a28313b45]
Jan 18 10:21:58 Error: gpg[0x40a380]
Jan 18 10:21:58 Error: ======= Memory map: ========
Jan 18 10:21:58 Error: 00400000-004f3000 r-xp 00000000 08:11 22676204 /usr/bin/gpg
Jan 18 10:21:58 Error: 006f2000-006f3000 r--p 000f2000 08:11 22676204 /usr/bin/gpg
Jan 18 10:21:58 Error: 006f3000-006f7000 rw-p 000f3000 08:11 22676204 /usr/bin/gpg
Jan 18 10:21:58 Error: 006f7000-006fa000 rw-p 00000000 00:00 0
Jan 18 10:21:58 Error: 017c5000-017e6000 rw-p 00000000 00:00 0 [heap]
Jan 18 10:21:58 Error: 7f1a27eb2000-7f1a27ec8000 r-xp 00000000 08:11 20978018 /lib/x86_64-linux-gnu/libgcc_s.so.1
Jan 18 10:21:58 Error: 7f1a27ec8000-7f1a280c7000 ---p 00016000 08:11 20978018 /lib/x86_64-linux-gnu/libgcc_s.so.1
Jan 18 10:21:58 Error: 7f1a280c7000-7f1a280c8000 rw-p 00015000 08:11 20978018 /lib/x86_64-linux-gnu/libgcc_s.so.1
Jan 18 10:21:58 Error: 7f1a280c8000-7f1a280ee000 r-xp 00000000 08:11 20972678 /lib/x86_64-linux-gnu/libtinfo.so.5.9
Jan 18 10:21:58 Error: 7f1a280ee000-7f1a282ed000 ---p 00026000 08:11 20972678 /lib/x86_64-linux-gnu/libtinfo.so.5.9
Jan 18 10:21:58 Error: 7f1a282ed000-7f1a282f1000 r--p 00025000 08:11 20972678 /lib/x86_64-linux-gnu/libtinfo.so.5.9
Jan 18 10:21:58 Error: 7f1a282f1000-7f1a282f2000 rw-p 00029000 08:11 20972678 /lib/x86_64-linux-gnu/libtinfo.so.5.9
Jan 18 10:21:58 Error: 7f1a282f2000-7f1a28491000 r-xp 00000000 08:11 20977698 /lib/x86_64-linux-gnu/libc-2.19.so
Jan 18 10:21:58 Error: 7f1a28491000-7f1a28691000 ---p 0019f000 08:11 20977698 /lib/x86_64-linux-gnu/libc-2.19.so
Jan 18 10:21:58 Error: 7f1a28691000-7f1a28695000 r--p 0019f000 08:11 20977698 /lib/x86_64-linux-gnu/libc-2.19.so
Jan 18 10:21:58 Error: 7f1a28695000-7f1a28697000 rw-p 001a3000 08:11 20977698 /lib/x86_64-linux-gnu/libc-2.19.so
Jan 18 10:21:58 Error: 7f1a28697000-7f1a2869b000 rw-p 00000000 00:00 0
Jan 18 10:21:58 Error: 7f1a2869b000-7f1a286a2000 r-xp 00000000 08:11 20978014 /lib/x86_64-linux-gnu/libusb-0.1.so.4.4.4
Jan 18 10:21:58 Error: 7f1a286a2000-7f1a288a1000 ---p 00007000 08:11 20978014 /lib/x86_64-linux-gnu/libusb-0.1.so.4.4.4
Jan 18 10:21:58 Error: 7f1a288a1000-7f1a288a2000 r--p 00006000 08:11 20978014 /lib/x86_64-linux-gnu/libusb-0.1.so.4.4.4
Jan 18 10:21:58 Error: 7f1a288a2000-7f1a288a3000 rw-p 00007000 08:11 20978014 /lib/x86_64-linux-gnu/libusb-0.1.so.4.4.4
Jan 18 10:21:58 Error: 7f1a288a3000-7f1a288a4000 rw-p 00000000 00:00 0
Jan 18 10:21:58 Error: 7f1a288a4000-7f1a288a7000 r-xp 00000000 08:11 20977737 /lib/x86_64-linux-gnu/libdl-2.19.so
Jan 18 10:21:58 Error: 7f1a288a7000-7f1a28aa6000 ---p 00003000 08:11 20977737 /lib/x86_64-linux-gnu/libdl-2.19.so
Jan 18 10:21:58 Error: 7f1a28aa6000-7f1a28aa7000 r--p 00002000 08:11 20977737 /lib/x86_64-linux-gnu/libdl-2.19.so
Jan 18 10:21:58 Error: 7f1a28aa7000-7f1a28aa8000 rw-p 00003000 08:11 20977737 /lib/x86_64-linux-gnu/libdl-2.19.so
Jan 18 10:21:58 Error: 7f1a28aa8000-7f1a28ae8000 r-xp 00000000 08:11 20976805 /lib/x86_64-linux-gnu/libreadline.so.6.3
Jan 18 10:21:58 Error: 7f1a28ae8000-7f1a28ce8000 ---p 00040000 08:11 20976805 /lib/x86_64-linux-gnu/libreadline.so.6.3
Jan 18 10:21:58 Error: 7f1a28ce8000-7f1a28cea000 r--p 00040000 08:11 20976805 /lib/x86_64-linux-gnu/libreadline.so.6.3
Jan 18 10:21:58 Error: 7f1a28cea000-7f1a28cf1000 rw-p 00042000 08:11 20976805 /lib/x86_64-linux-gnu/libreadline.so.6.3
Jan 18 10:21:58 Error: 7f1a28cf1000-7f1a28cf2000 rw-p 00000000 00:00 0
Jan 18 10:21:58 Error: 7f1a28cf2000-7f1a28d01000 r-xp 00000000 08:11 20972676 /lib/x86_64-linux-gnu/libbz2.so.1.0.4
Jan 18 10:21:58 Error: 7f1a28d01000-7f1a28f00000 ---p 0000f000 08:11 20972676 /lib/x86_64-linux-gnu/libbz2.so.1.0.4
Jan 18 10:21:58 Error: 7f1a28f00000-7f1a28f01000 r--p 0000e000 08:11 20972676 /lib/x86_64-linux-gnu/libbz2.so.1.0.4
Jan 18 10:21:58 Error: 7f1a28f01000-7f1a28f02000 rw-p 0000f000 08:11 20972676 /lib/x86_64-linux-gnu/libbz2.so.1.0.4
Jan 18 10:21:58 Error: 7f1a28f02000-7f1a28f1c000 r-xp 00000000 08:11 20972499 /lib/x86_64-linux-gnu/libz.so.1.2.8
Jan 18 10:21:58 Error: 7f1a28f1c000-7f1a2911b000 ---p 0001a000 08:11 20972499 /lib/x86_64-linux-gnu/libz.so.1.2.8
Jan 18 10:21:58 Error: 7f1a2911b000-7f1a2911c000 r--p 00019000 08:11 20972499 /lib/x86_64-linux-gnu/libz.so.1.2.8
Jan 18 10:21:58 Error: 7f1a2911c000-7f1a2911d000 rw-p 0001a000 08:11 20972499 /lib/x86_64-linux-gnu/libz.so.1.2.8
Jan 18 10:21:58 Error: 7f1a2911d000-7f1a29131000 r-xp 00000000 08:11 20977858 /lib/x86_64-linux-gnu/libresolv-2.19.so
Jan 18 10:21:58 Error: 7f1a29131000-7f1a29330000 ---p 00014000 08:11 20977858 /lib/x86_64-linux-gnu/libresolv-2.19.so
Jan 18 10:21:58 Error: 7f1a29330000-7f1a29331000 r--p 00013000 08:11 20977858 /lib/x86_64-linux-gnu/libresolv-2.19.so
Jan 18 10:21:58 Error: 7f1a29331000-7f1a29332000 rw-p 00014000 08:11 20977858 /lib/x86_64-linux-gnu/libresolv-2.19.so
Jan 18 10:21:58 Error: 7f1a29332000-7f1a29334000 rw-p 00000000 00:00 0
Jan 18 10:21:58 Error: 7f1a29334000-7f1a29354000 r-xp 00000000 08:11 20977658 /lib/x86_64-linux-gnu/ld-2.19.so
Jan 18 10:21:58 Error: 7f1a29535000-7f1a29537000 rw-p 00000000 00:00 0
Jan 18 10:21:58 Error: 7f1a29537000-7f1a29547000 rw-p 00000000 00:00 0
Jan 18 10:21:58 Error: 7f1a29547000-7f1a2954c000 rw-p 00000000 00:00 0
Jan 18 10:21:58 Error: 7f1a29552000-7f1a29554000 rw-p 00000000 00:00 0
Jan 18 10:21:58 Error: 7f1a29554000-7f1a29555000 r--p 00020000 08:11 20977658 /lib/x86_64-linux-gnu/ld-2.19.so
Jan 18 10:21:58 Error: 7f1a29555000-7f1a29556000 rw-p 00021000 08:11 20977658 /lib/x86_64-linux-gnu/ld-2.19.so
Jan 18 10:21:58 Error: 7f1a29556000-7f1a29557000 rw-p 00000000 00:00 0
Jan 18 10:21:58 Error: 7fff06d17000-7fff06d2c000 rw-p 00000000 00:00 0 [stack]
Jan 18 10:21:58 Error: 7fff06dfe000-7fff06e00000 r-xp 00000000 00:00 0 [vdso]
Jan 18 10:21:58 Error: ffffffffff600000-ffffffffff601000 r-xp 00000000 00:00 0 [vsyscall]
Jan 18 10:21:58 Error: ===== End GnuPG log =====

As a buffer overflow is also a potential security issue, I'm not sure it
is a good idea to just ignore this bug.

-- 
Frederik Himpe <frederik at frehi.be>