Bug 1449161

Summary:	crash in ssl3_GatherData
Product:	Red Hat Enterprise Linux 6	Reporter:	German Parente <gparente>
Component:	nss	Assignee:	nss-nspr-maint <nss-nspr-maint>
Status:	CLOSED DUPLICATE	QA Contact:	BaseOS QE Security Team <qe-baseos-security>
Severity:	high	Docs Contact:
Priority:	high
Version:	6.8	CC:	dueno, hkario, huzaifas, kengert, msauton, nmavrogi, wibrown
Target Milestone:	rc	Keywords:	Regression
Target Release:	---
Hardware:	Unspecified
OS:	Unspecified
Whiteboard:
Fixed In Version:		Doc Type:	If docs needed, set a value
Doc Text:		Story Points:	---
Clone Of:		Environment:
Last Closed:	2017-05-26 11:41:19 UTC	Type:	Bug
Regression:	---	Mount Type:	---
Documentation:	---	CRM:
Verified Versions:		Category:	---
oVirt Team:	---	RHEL 7.3 requirements from Atomic Host:
Cloudforms Team:	---	Target Upstream Version:
Embargoed:

Description German Parente 2017-05-09 10:40:14 UTC

Description of problem:

we can see this crash at customer site:

Program terminated with signal 11, Segmentation fault.
#0  memcpy () at ../sysdeps/x86_64/memcpy.S:79
79		movw	%cx, (%rdi)
(gdb) bt
#0  memcpy () at ../sysdeps/x86_64/memcpy.S:79
#1  0x000000382981e1c7 in ssl3_GatherData (ss=0x167e8f0, flags=0) at ssl3gthr.c:210
#2  ssl3_GatherCompleteHandshake (ss=0x167e8f0, flags=0) at ssl3gthr.c:441
#3  0x000000382981ebe1 in ssl_GatherRecord1stHandshake (ss=0x167e8f0) at sslcon.c:98
#4  0x0000003829823e55 in ssl_Do1stHandshake (ss=0x167e8f0) at sslsecur.c:59
#5  0x0000003829824c2e in ssl_SecureRecv (ss=0x167e8f0, buf=0x1320220 "x\343\070%8", len=512, flags=0) at sslsecur.c:863
#6  0x0000003829829002 in ssl_Recv (fd=<value optimized out>, buf=0x1320220, len=512, flags=0, timeout=0) at sslsock.c:2711
#7  0x0000000000413454 in connection_read_ldap_data (conn=0x7f3ab418d310, op=0x148e330, tag=0x7f3a92ff6d58, remaining_data=0x7f3a92ff6d6c) at ldap/servers/slapd/connection.c:1834
#8  connection_read_operation (conn=0x7f3ab418d310, op=0x148e330, tag=0x7f3a92ff6d58, remaining_data=0x7f3a92ff6d6c) at ldap/servers/slapd/connection.c:1890
#9  0x0000000000413ff0 in connection_threadmain () at ldap/servers/slapd/connection.c:2264
#10 0x0000003827829c53 in _pt_root (arg=0x1649a70) at ../../../nspr/pr/src/pthreads/ptthread.c:216
#11 0x0000003825407aa1 in start_thread (arg=0x7f3a92ff7700) at pthread_create.c:301
#12 0x00000038250e8bcd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:115


Version-Release number of selected component (if applicable): nss-3.28.4-1.el6_9.x86_64

I can provide core file if needed. 

Regards,

German.