Crash in _int_free

Similar reports
Problem #5397
Component
openssh
Last affected version
0:7.4p1-21.el7
Executable
/usr/sbin/sshd
Error name
SIGSEGV 11
First occurrence
2021-03-04
Last occurrence
2025-07-28
Unique reports
21
Quality
-23

Statistics

Operating system Unique / Total count
CentOS 7 21 / 2,235
Operating system Count
CentOS 7 2,235
Architecture Count
x86_64 2,235
Related packages Count
lz4 2,235
 0:1.8.3-1.el7 2,227
 0:1.7.5-3.el7 8
zlib 2,235
 0:1.2.7-20.el7_9 2,227
 0:1.2.7-18.el7 8
libselinux 2,235
 0:2.5-15.el7 2,235
Show more… (36)
fipscheck-lib 2,235
 0:1.4.1-6.el7 2,235
openldap 2,235
 0:2.4.44-25.el7_9 2,227
 0:2.4.44-21.el7_6 8
nspr 2,235
 0:4.21.0-1.el7 2,219
 0:4.35.0-1.el7_9 16
xz-libs 2,235
 0:5.2.2-1.el7 2,235
keyutils-libs 2,235
 0:1.5.8-3.el7 2,235
krb5-libs 2,235
 0:1.15.1-50.el7 1,520
 0:1.15.1-55.el7_9 707
 0:1.15.1-46.el7 8
glibc 2,235
 0:2.17-317.el7 2,227
 0:2.17-307.el7.1 8
elfutils-libelf 2,235
 0:0.176-5.el7 2,227
 0:0.176-4.el7 8
openssl-libs 2,235
 1:1.0.2k-21.el7_9 1,494
 1:1.0.2k-26.el7_9 733
 1:1.0.2k-19.el7 8
audit-libs 2,235
 0:2.8.5-4.el7 2,235
systemd-libs 2,235
 0:219-78.el7 2,227
 0:219-73.el7_8.9 8
libgcrypt 2,235
 0:1.5.3-14.el7 2,235
nss-softokn-freebl 2,235
 0:3.44.0-8.el7_7 2,219
 0:3.90.0-6.el7_9 16
cracklib 2,235
 0:2.9.0-11.el7 2,235
cyrus-sasl-lib 2,235
 0:2.1.26-23.el7 2,234
 0:2.1.26-24.el7_9 1
pcre 2,235
 0:8.32-17.el7 2,235
libcap-ng 2,235
 0:0.7.5-4.el7 2,235
bzip2-libs 2,235
 0:1.0.6-13.el7 2,235
libcom_err 2,235
 0:1.42.9-19.el7 2,227
 0:1.42.9-17.el7 8
elfutils-libs 2,235
 0:0.176-5.el7 2,227
 0:0.176-4.el7 8
libgpg-error 2,235
 0:1.12-3.el7 2,235
nss 2,235
 0:3.44.0-7.el7_7 2,219
 0:3.90.0-2.el7_9 16
libpwquality 2,235
 0:1.2.3-5.el7 2,235
libcap 2,235
 0:2.22-11.el7 2,235
libgcc 2,235
 0:4.8.5-44.el7 2,227
 0:4.8.5-39.el7 8
nss-util 2,235
 0:3.44.0-4.el7_7 2,219
 0:3.90.0-1.el7_9 16
pam 2,235
 0:1.1.8-23.el7 2,235
openssh-server 2,235
 0:7.4p1-21.el7 2,235
libattr 2,235
 0:2.4.46-13.el7 2,235
tcp_wrappers-libs 2,235
 0:7.6-77.el7 2,235
dbus-libs 2,227
 1:1.10.24-15.el7 2,227
oddjob-mkhomedir 2,227
 0:0.31.5-4.el7 2,227
nss-pam-ldapd 2,227
 0:0.8.13-25.el7 2,227
sssd-client 1,627
 0:1.16.5-10.el7 1,627
nss-mdns 8
 0:0.14.1-9.el7 8
gssproxy 4
 0:0.7.0-29.el7 4

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
_int_free
/lib64/libc.so.6 0x811bf
Build id: d78066a9c36f5fd63e2f6ac851ae3515c4c9792a 		-
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
/lib64/libpam.so.0 0x2f0a
Build id: d908e2ffa0016fc4601c0de7c07f725c5d4c98d4 		-
5
pam_authenticate
/lib64/libpam.so.0 0x27d0
Build id: d908e2ffa0016fc4601c0de7c07f725c5d4c98d4 		-
6
sshpam_auth_passwd
/usr/sbin/sshd 0x340f0
Build id: 8c47df62cc2fa54e102a6419f361641496c1fa04 		-
7
auth_password
/usr/sbin/sshd 0x117db
Build id: 8c47df62cc2fa54e102a6419f361641496c1fa04 		-
8
mm_answer_authpassword
/usr/sbin/sshd 0x27c02
Build id: 8c47df62cc2fa54e102a6419f361641496c1fa04 		-
9
monitor_read
/usr/sbin/sshd 0x2a439
Build id: 8c47df62cc2fa54e102a6419f361641496c1fa04 		-
10
monitor_child_preauth
/usr/sbin/sshd 0x2abac
Build id: 8c47df62cc2fa54e102a6419f361641496c1fa04 		-
11
main
/usr/sbin/sshd 0xf2d4
Build id: 8c47df62cc2fa54e102a6419f361641496c1fa04 		-