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author | Nathan Kinder <nkinder@redhat.com> | 2010-09-13 13:50:42 -0700 |
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committer | Nathan Kinder <nkinder@redhat.com> | 2010-09-15 09:11:05 -0700 |
commit | 243ba589c5a69a42bdae8459bd3e6d2e65853de8 (patch) | |
tree | 35c80e1e19b5a4d3a1234e3d6545a4d2a3286e49 /ldap/servers/slapd | |
parent | 839e52c73e04e782c8069fe9c9e1aeea0b73a1c0 (diff) | |
download | ds-243ba589c5a69a42bdae8459bd3e6d2e65853de8.tar.gz ds-243ba589c5a69a42bdae8459bd3e6d2e65853de8.tar.xz ds-243ba589c5a69a42bdae8459bd3e6d2e65853de8.zip |
Bug 630097 - (cov#11938) NULL dereference in mmldif
There is a chance that we can deference a NULL pointer in the
mmldif code. If "(numb > tot_b)" is true, it is not guaranteed
that "a" is non-NULL. We need to check if "a" is NULL before
dereferencing it in the "(cmp < 0)" case.
Diffstat (limited to 'ldap/servers/slapd')
-rw-r--r-- | ldap/servers/slapd/tools/mmldif.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/ldap/servers/slapd/tools/mmldif.c b/ldap/servers/slapd/tools/mmldif.c index 291702a8..665452cb 100644 --- a/ldap/servers/slapd/tools/mmldif.c +++ b/ldap/servers/slapd/tools/mmldif.c @@ -1086,7 +1086,7 @@ addmodified(FILE * edf3, attrib1_t * attrib, record_t * first) } else { cmp = stricmp(a->name, attribname(b)); } - if (cmp < 0) { + if ((cmp < 0) && (a != NULL)) { /* a < b: a is deleted */ attrname = a->name; fprintf(edf3, "delete: %s\n-\n", attrname); |