ssh crashed with SIGSEGV
Affects | Status | Importance | Assigned to | Milestone | |
---|---|---|---|---|---|
openssh (Ubuntu) |
Invalid
|
High
|
Unassigned | ||
Precise |
Invalid
|
High
|
Unassigned | ||
openssl (Ubuntu) |
Fix Released
|
High
|
Unassigned | ||
Precise |
Fix Released
|
High
|
Unassigned |
Bug Description
trying to login to certain hosts (Cisco, Solaris) using ssh causes segfault immediately following the authentication stage.
ApportVersion: 1.95-0ubuntu1
Dependencies:
adduser 3.113ubuntu2
coreutils 8.13-3ubuntu2
debconf 1.5.42ubuntu1
debianutils 4.2.1ubuntu2
dpkg 1.16.1.2ubuntu5
gcc-4.6-base 4.6.3-1ubuntu3
libacl1 2.2.51-5ubuntu1
libattr1 1:2.4.46-5ubuntu1
libbsd0 0.3.0-1build1
libbz2-1.0 1.0.6-1
libc-bin 2.15-0ubuntu6
libc6 2.15-0ubuntu6
libcomerr2 1.42-1ubuntu1
libdb5.1 5.1.25-11build1
libedit2 2.11-20080614-
libgcc1 1:4.6.3-1ubuntu3
libgssapi-krb5-2 1.10+dfsg~beta1-2
libk5crypto3 1.10+dfsg~beta1-2
libkeyutils1 1.5.2-2
libkrb5-3 1.10+dfsg~beta1-2
libkrb5support0 1.10+dfsg~beta1-2
liblzma5 5.1.1alpha+
libpam-modules 1.1.3-7ubuntu2
libpam-modules-bin 1.1.3-7ubuntu2
libpam0g 1.1.3-7ubuntu2
libselinux1 2.1.0-4.1ubuntu1
libssl1.0.0 1.0.1-2ubuntu2
libtinfo5 5.9-4
multiarch-support 2.15-0ubuntu6
passwd 1:4.1.4.
perl-base 5.14.2-6ubuntu2
sensible-utils 0.0.6ubuntu2
tar 1.26-4
tzdata 2012b-1
xz-utils 5.1.1alpha+
zlib1g 1:1.2.3.
Disassembly:
=> 0xb757944d: movdqu (%edx),%xmm0
0xb7579451: jne 0xb7579370
0xb7579457: movdqa 0x60(%ebx),%xmm4
0xb757945c: pshufb %xmm2,%xmm4
0xb7579461: pxor %xmm0,%xmm4
0xb7579465: movdqa 0x70(%ebx),%xmm0
0xb757946a: movdqa (%ecx),%xmm2
0xb757946e: pshufb %xmm3,%xmm0
0xb7579473: pxor %xmm4,%xmm0
0xb7579477: pshufb %xmm2,%xmm0
0xb757947c: ret
0xb757947d: lea 0x0(%esi),%esi
0xb7579480: add (%esp),%ebp
0xb7579483: movdqu (%esi),%xmm0
0xb7579487: movdqa 0x140(%ebp),%xmm2
0xb757948f: movdqa %xmm0,%xmm3
InstallationMedia: Ubuntu 12.04 LTS "Precise Pangolin" - Beta i386 (20120328)
Package: openssh-client 1:5.9p1-4ubuntu1
PackageArchitec
ProcVersionSign
Registers:
eax 0x2def2882 770648194
ecx 0xb7578f80 -1218998400
edx 0xb938aff8 -1187467272
ebx 0xb75790d0 -1218998064
esp 0xbf8ba31c 0xbf8ba31c
ebp 0xb7578e70 0xb7578e70
esi 0xb937ce90 -1187524976
edi 0xffffdd90 -8816
eip 0xb757944d 0xb757944d
eflags 0x10206 [ PF IF RF ]
cs 0x73 115
ss 0x7b 123
ds 0x7b 123
es 0x7b 123
fs 0x0 0
gs 0x33 51
RelatedPackageV
ssh-askpass N/A
libpam-ssh N/A
keychain 2.7.1-1
ssh-askpass-gnome 1:5.9p1-4ubuntu1
SSHClientVersion: OpenSSH_5.9p1 Debian-4ubuntu1, OpenSSL 1.0.1 14 Mar 2012
SegvAnalysis:
Segfault happened at: 0xb757944d: movdqu (%edx),%xmm0
PC (0xb757944d) ok
source "(%edx)" (0xb938aff8) ok
destination "%xmm0" ok
SP (0xbf8ba31c) ok
Reason could not be automatically determined.
SourcePackage: openssh
Stacktrace:
#0 0xb757944d in ?? () from /lib/i386-
No symbol table info available.
Cannot access memory at address 0xb7578e74
StacktraceTop: ?? () from /lib/i386-
Tags: precise
ThreadStacktrace:
.
Thread 1 (Thread 0xb71fa740 (LWP 30147)):
#0 0xb757944d in ?? () from /lib/i386-
No symbol table info available.
Cannot access memory at address 0xb7578e74
Title: ssh crashed with SIGSEGV
UpgradeStatus: No upgrade log present (probably fresh install)
ProblemType: Crash
DistroRelease: Ubuntu 12.04
Package: openssh-client 1:5.9p1-4ubuntu1
ProcVersionSign
Uname: Linux 3.2.0-20-
ApportVersion: 1.95-0ubuntu1
Architecture: i386
Date: Thu Mar 29 17:23:17 2012
ExecutablePath: /usr/bin/ssh
InstallationMedia: Ubuntu 12.04 LTS "Precise Pangolin" - Beta i386 (20120328)
ProcCmdline: ssh trumpeter
ProcEnviron:
TERM=screen
SHELL=/bin/bash
LANG=en_US.UTF-8
LANGUAGE=
SSHClientVersion: OpenSSH_5.9p1 Debian-4ubuntu1, OpenSSL 1.0.1 14 Mar 2012
Signal: 11
SourcePackage: openssh
StacktraceTop: ?? () from /lib/i386-
Title: ssh crashed with SIGSEGV
UpgradeStatus: No upgrade log present (probably fresh install)
UserGroups: adm cdrom dip lpadmin plugdev sambashare sudo
Related branches
Changed in openssh (Ubuntu): | |
status: | Confirmed → In Progress |
Changed in openssl (Ubuntu): | |
status: | New → In Progress |
Changed in openssh (Ubuntu): | |
assignee: | nobody → Robie Basak (racb) |
Changed in openssl (Ubuntu): | |
assignee: | nobody → Robie Basak (racb) |
Changed in openssh (Ubuntu): | |
importance: | Medium → High |
Changed in openssh (Ubuntu Precise): | |
milestone: | none → ubuntu-12.04 |
Changed in openssl (Ubuntu Precise): | |
importance: | Undecided → High |
Changed in openssh (Ubuntu Precise): | |
status: | Triaged → Invalid |
Changed in openssl (Ubuntu Precise): | |
milestone: | none → ubuntu-12.04 |
StacktraceTop: decrypt_ core () at vpaes-x86.s:221
_vpaes_
vpaes_cbc_encrypt () at vpaes-x86.s:641
?? ()