Crash in __libc_free

Similar reports
Problem #317
Component
openssh
Last affected version
0:7.4p1-16.el7
Executable
/usr/sbin/sshd
Error name
SIGSEGV 11
First occurrence
2021-03-09
Last occurrence
2026-03-14
Unique reports
6
Quality
-23

Statistics

Operating system Unique / Total count
CentOS 7 6 / 60
Operating system Count
CentOS 7 60
Architecture Count
x86_64 60
Related packages Count
libgpg-error 60
 0:1.12-3.el7 60
nss 60
 0:3.44.0-7.el7_7 53
 0:3.53.1-3.el7_9 7
zlib 60
 0:1.2.7-18.el7 60
Show more… (36)
bzip2-libs 60
 0:1.0.6-13.el7 60
openssl-libs 60
 1:1.0.2k-16.el7_6.1 53
 1:1.0.2k-19.el7 7
pam 60
 0:1.1.8-23.el7 60
cracklib 60
 0:2.9.0-11.el7 60
krb5-libs 60
 0:1.14.1-26.el7 37
 0:1.15.1-50.el7 16
 0:1.15.1-37.el7_7.2 7
elfutils-libelf 60
 0:0.176-5.el7 53
 0:0.172-2.el7 7
libselinux 60
 0:2.5-15.el7 60
libcom_err 60
 0:1.42.9-9.el7 53
 0:1.42.9-16.el7 7
glibc 60
 0:2.17-317.el7 53
 0:2.17-307.el7.1 7
elfutils-libs 60
 0:0.176-5.el7 53
 0:0.172-2.el7 7
openssh-server 60
 0:7.4p1-16.el7 60
libpwquality 60
 0:1.2.3-4.el7 53
 0:1.2.3-5.el7 7
cyrus-sasl-lib 60
 0:2.1.26-20.el7_2 53
 0:2.1.26-23.el7 7
tcp_wrappers-libs 60
 0:7.6-77.el7 60
pcre 60
 0:8.32-17.el7 60
nspr 60
 0:4.25.0-2.el7_9 60
systemd-libs 60
 0:219-78.el7_9.2 53
 0:219-62.el7 7
libcap-ng 60
 0:0.7.5-4.el7 60
libgcc 60
 0:4.8.5-44.el7 60
libcap 60
 0:2.22-11.el7 53
 0:2.22-9.el7 7
openldap 60
 0:2.4.40-13.el7 53
 0:2.4.44-21.el7_6 7
fipscheck-lib 60
 0:1.4.1-5.el7 53
 0:1.4.1-6.el7 7
audit-libs 60
 0:2.8.5-4.el7 53
 0:2.8.4-4.el7 7
keyutils-libs 60
 0:1.5.8-3.el7 60
nss-util 60
 0:3.53.1-1.el7_9 60
libgcrypt 60
 0:1.5.3-14.el7 60
nss-softokn-freebl 60
 0:3.53.1-6.el7_9 60
libattr 60
 0:2.4.46-13.el7 60
xz-libs 60
 0:5.2.2-1.el7 60
lz4 60
 0:1.8.3-1.el7 53
 0:1.7.5-2.el7 7
nss-mdns 53
 0:0.10-12.el7 53
sssd-client 37
 0:1.14.0-43.el7 37
google-authenticator 7
 0:1.04-1.el7 7
nss-pam-ldapd 7
 0:0.8.13-16.el7_6.1 7
dbus-libs 7
 1:1.10.24-13.el7_6 7
oddjob-mkhomedir 7
 0:0.31.5-4.el7 7

Packages names with count less than the total count of reports are most probably not the cause of the problem.

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Backtrace

Frame # Function Binary Source or offset Line
1
__libc_free
/usr/lib64/libc-2.17.so 0x85b0c
Build id: f9fafde281e0e0e2af45911ad0fa115b64c2cea8 		-
2
/usr/lib64/security/pam_captcha.so 0x1866
Build id: 70ae051f39761fccbd4838558c5003a1c4ae45d3 		-
3
pam_sm_authenticate
/usr/lib64/security/pam_captcha.so 0x14e8
Build id: 70ae051f39761fccbd4838558c5003a1c4ae45d3 		-
4
_pam_dispatch
/usr/lib64/libpam.so.0.83.1 0x2f0a
Build id: d908e2ffa0016fc4601c0de7c07f725c5d4c98d4 		-
5
pam_authenticate
/usr/lib64/libpam.so.0.83.1 0x27d0
Build id: d908e2ffa0016fc4601c0de7c07f725c5d4c98d4 		-
6
sshpam_auth_passwd
/usr/sbin/sshd 0x34270
Build id: 69c2544ffdb9f68a286675d9a0ef920808678092 		-
7
auth_password
/usr/sbin/sshd 0x11a3b
Build id: 69c2544ffdb9f68a286675d9a0ef920808678092 		-
8
mm_answer_authpassword
/usr/sbin/sshd 0x27db2
Build id: 69c2544ffdb9f68a286675d9a0ef920808678092 		-
9
monitor_read
/usr/sbin/sshd 0x2a5e9
Build id: 69c2544ffdb9f68a286675d9a0ef920808678092 		-
10
monitor_child_preauth
/usr/sbin/sshd 0x2ad5c
Build id: 69c2544ffdb9f68a286675d9a0ef920808678092 		-
11
main
/usr/sbin/sshd 0xf534
Build id: 69c2544ffdb9f68a286675d9a0ef920808678092 		-