putty crashed with SIGSEGV in sk_addr_free()

Bug #1758698 reported by rootbmb
16
This bug affects 2 people
Affects Status Importance Assigned to Milestone
putty (Ubuntu)
Confirmed
Medium
Unassigned

Bug Description

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ProblemType: Crash
DistroRelease: Ubuntu 18.04
Package: putty 0.70-2
ProcVersionSignature: Ubuntu 4.15.0-12.13-generic 4.15.7
Uname: Linux 4.15.0-12-generic x86_64
ApportVersion: 2.20.8-0ubuntu10
Architecture: amd64
CurrentDesktop: ubuntu:GNOME
Date: Sun Mar 25 19:26:32 2018
ExecutablePath: /usr/bin/putty
InstallationDate: Installed on 2018-03-15 (9 days ago)
InstallationMedia: Ubuntu 18.04 LTS "Bionic Beaver" - Alpha amd64 (20180315)
ProcCmdline: putty
SegvAnalysis:
 Segfault happened at: 0x562be0c32900: mov (%rsi),%eax
 PC (0x562be0c32900) ok
 source "(%rsi)" (0x2400000002fd) not located in a known VMA region (needed readable region)!
 destination "%eax" ok
SegvReason: reading unknown VMA
Signal: 11
SourcePackage: putty
StacktraceTop:
 ?? ()
 ?? ()
 ?? ()
 g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
 ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
Title: putty crashed with SIGSEGV in g_main_context_dispatch()
UpgradeStatus: No upgrade log present (probably fresh install)
UserGroups: adm cdrom dip lpadmin plugdev sambashare sudo

Revision history for this message
rootbmb (f-rootbmb-gmail-com) wrote :
Revision history for this message
Apport retracing service (apport) wrote :

StacktraceTop:
 sk_addr_free (addr=0x2400000002fd) at unix/uxnet.c:477
 net_select_result (fd=<optimized out>, event=<optimized out>) at unix/uxnet.c:1443
 select_result (fd=<optimized out>, fd@entry=13, event=event@entry=2) at unix/uxsel.c:123
 fd_input_func (source=<optimized out>, condition=<optimized out>, data=<optimized out>) at unix/gtkcomm.c:89
 g_main_dispatch (context=0x562be2460130) at ../../../../glib/gmain.c:3177

Revision history for this message
Apport retracing service (apport) wrote : Stacktrace.txt
Revision history for this message
Apport retracing service (apport) wrote : StacktraceSource.txt
Revision history for this message
Apport retracing service (apport) wrote : ThreadStacktrace.txt
Changed in putty (Ubuntu):
importance: Undecided → Medium
summary: - putty crashed with SIGSEGV in g_main_context_dispatch()
+ putty crashed with SIGSEGV in sk_addr_free()
tags: removed: need-amd64-retrace
information type: Private Security → Public
Revision history for this message
Launchpad Janitor (janitor) wrote :

Status changed to 'Confirmed' because the bug affects multiple users.

Changed in putty (Ubuntu):
status: New → Confirmed
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