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krb5: Fix NULL deref on ENOMEM in fkt_add_entry(2)

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This commit is contained in:
Nicolas Williams
2020-09-15 11:26:06 -05:00
parent f2f2cd18b6
commit b2b6599f87
1 changed files with 4 additions and 0 deletions
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4
lib/krb5/keytab_file.c
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@@ -582,6 +582,10 @@ fkt_add_entry(krb5_context context,
return ret; return ret;
} }
sp = krb5_storage_stdio_from_fd(fd, "wb+"); sp = krb5_storage_stdio_from_fd(fd, "wb+");
if (sp == NULL) {
(void) close(fd);
return ret;
}
krb5_storage_set_eof_code(sp, KRB5_KT_END); krb5_storage_set_eof_code(sp, KRB5_KT_END);
ret = krb5_ret_int8(sp, &pvno); ret = krb5_ret_int8(sp, &pvno);
if(ret) { if(ret) {