13e38775f6
* Improve ASN.1 support code, making it table-driven for
decoding as well as encoding
* Refactor parts of KDC
* Documentation consolidation
* build docs in the main package
* bugfixing
- obsolets a lot of patches
- refactor some patches
- update to version 1.11.1
* Improve ASN.1 support code, making it table-driven for
decoding as well as encoding
* Refactor parts of KDC
* Documentation consolidation
* build docs in the main package
* bugfixing
- obsolets a lot of patches
- refactor some patches
OBS-URL: https://build.opensuse.org/package/show/network/krb5?expand=0&rev=90
43 lines
1.7 KiB
Diff
43 lines
1.7 KiB
Diff
Petr Spacek notes that when we walk the keytab in lookup_etypes_for_keytab(),
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we don't free entries when we're finished examining them. Ensure that when
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krb5_kt_next_entry() succeeds, we make sure to free the entry storage before we
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exit the current loop iteration. (RT#7586)
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--- a/src/lib/krb5/krb/gic_keytab.c
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+++ b/src/lib/krb5/krb/gic_keytab.c
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@@ -110,9 +110,9 @@ lookup_etypes_for_keytab(krb5_context context, krb5_keytab keytab,
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goto cleanup;
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if (!krb5_c_valid_enctype(entry.key.enctype))
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- continue;
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+ goto next_entry;
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if (!krb5_principal_compare(context, entry.principal, client))
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- continue;
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+ goto next_entry;
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/* Make sure our list is for the highest kvno found for client. */
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if (entry.vno > max_kvno) {
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free(etypes);
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@@ -120,11 +120,12 @@ lookup_etypes_for_keytab(krb5_context context, krb5_keytab keytab,
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count = 0;
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max_kvno = entry.vno;
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} else if (entry.vno != max_kvno)
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- continue;
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+ goto next_entry;
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/* Leave room for the terminator and possibly a second entry. */
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p = realloc(etypes, (count + 3) * sizeof(*etypes));
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if (p == NULL) {
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+ krb5_free_keytab_entry_contents(context, &entry);
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ret = ENOMEM;
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goto cleanup;
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}
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@@ -136,6 +137,8 @@ lookup_etypes_for_keytab(krb5_context context, krb5_keytab keytab,
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entry.key.enctype == ENCTYPE_DES_CBC_MD4)
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etypes[count++] = ENCTYPE_DES_CBC_CRC;
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etypes[count] = 0;
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+next_entry:
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+ krb5_free_keytab_entry_contents(context, &entry);
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}
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ret = 0;
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