diff --git a/SPECS/avahi/CVE-2023-38469.patch b/SPECS/avahi/CVE-2023-38469.patch new file mode 100644 index 00000000000..58583f58428 --- /dev/null +++ b/SPECS/avahi/CVE-2023-38469.patch @@ -0,0 +1,43 @@ +From c89fd5f2e85052f1f8b74ddeff38235932236889 Mon Sep 17 00:00:00 2001 +From: Kanishk-Bansal +Date: Wed, 27 Nov 2024 08:48:59 +0000 +Subject: [PATCH] Fix CVE patch + +--- + avahi-core/rr.c | 9 ++++++++- + 1 file changed, 8 insertions(+), 1 deletion(-) + +diff --git a/avahi-core/rr.c b/avahi-core/rr.c +index 7fa0bee..b03a24c 100644 +--- a/avahi-core/rr.c ++++ b/avahi-core/rr.c +@@ -32,6 +32,7 @@ + #include + #include + ++#include "dns.h" + #include "rr.h" + #include "log.h" + #include "util.h" +@@ -688,11 +689,17 @@ int avahi_record_is_valid(AvahiRecord *r) { + case AVAHI_DNS_TYPE_TXT: { + + AvahiStringList *strlst; ++ size_t used = 0; + +- for (strlst = r->data.txt.string_list; strlst; strlst = strlst->next) ++ for (strlst = r->data.txt.string_list; strlst; strlst = strlst->next) { + if (strlst->size > 255 || strlst->size <= 0) + return 0; + ++ used += 1+strlst->size; ++ if (used > AVAHI_DNS_RDATA_MAX) ++ return 0; ++ } ++ + return 1; + } + } +-- +2.45.2 + diff --git a/SPECS/avahi/CVE-2023-38470.patch b/SPECS/avahi/CVE-2023-38470.patch new file mode 100644 index 00000000000..e3ab0783944 --- /dev/null +++ b/SPECS/avahi/CVE-2023-38470.patch @@ -0,0 +1,51 @@ +From cc5f44eb015384d8c764646c48b9da80f811446c Mon Sep 17 00:00:00 2001 +From: Kanishk-Bansal +Date: Mon, 2 Dec 2024 10:25:43 +0000 +Subject: [PATCH] Fix CVE-2023-38470 + +--- + avahi-common/domain-test.c | 14 ++++++++++++++ + avahi-common/domain.c | 2 +- + 2 files changed, 15 insertions(+), 1 deletion(-) + +diff --git a/avahi-common/domain-test.c b/avahi-common/domain-test.c +index cf763ec..3acc1c1 100644 +--- a/avahi-common/domain-test.c ++++ b/avahi-common/domain-test.c +@@ -45,6 +45,20 @@ int main(AVAHI_GCC_UNUSED int argc, AVAHI_GCC_UNUSED char *argv[]) { + printf("%s\n", s = avahi_normalize_name_strdup("fo\\\\o\\..f oo.")); + avahi_free(s); + ++ printf("%s\n", s = avahi_normalize_name_strdup(".")); ++ avahi_free(s); ++ ++ s = avahi_normalize_name_strdup(",.=.}.=.?-.}.=.?.?.}.}.?.?.?.z.?.?.}.}." ++ "}.?.?.?.r.=.=.}.=.?.}}.}.?.?.?.zM.=.=.?.?.}.}.?.?.}.}.}" ++ ".?.?.?.r.=.=.}.=.?.}}.}.?.?.?.zM.=.=.?.?.}.}.?.?.?.zM.?`" ++ "?.}.}.}.?.?.?.r.=.?.}.=.?.?.}.?.?.?.}.=.?.?.}??.}.}.?.?." ++ "?.z.?.?.}.}.}.?.?.?.r.=.=.}.=.?.}}.}.?.?.?.zM.?`?.}.}.}." ++ "??.?.zM.?`?.}.}.}.?.?.?.r.=.?.}.=.?.?.}.?.?.?.}.=.?.?.}?" ++ "?.}.}.?.?.?.z.?.?.}.}.}.?.?.?.r.=.=.}.=.?.}}.}.?.?.?.zM." ++ "?`?.}.}.}.?.?.?.r.=.=.?.?`.?.?}.}.}.?.?.?.r.=.?.}.=.?.?." ++ "}.?.?.?.}.=.?.?.}"); ++ assert(s == NULL); ++ + printf("%i\n", avahi_domain_equal("\\065aa bbb\\.\\046cc.cc\\\\.dee.fff.", "Aaa BBB\\.\\.cc.cc\\\\.dee.fff")); + printf("%i\n", avahi_domain_equal("A", "a")); + +diff --git a/avahi-common/domain.c b/avahi-common/domain.c +index 3b1ab68..e66d241 100644 +--- a/avahi-common/domain.c ++++ b/avahi-common/domain.c +@@ -201,7 +201,7 @@ char *avahi_normalize_name(const char *s, char *ret_s, size_t size) { + } + + if (!empty) { +- if (size < 1) ++ if (size < 2) + return NULL; + + *(r++) = '.'; +-- +2.45.2 + diff --git a/SPECS/avahi/CVE-2023-38471.patch b/SPECS/avahi/CVE-2023-38471.patch new file mode 100644 index 00000000000..00c414826e8 --- /dev/null +++ b/SPECS/avahi/CVE-2023-38471.patch @@ -0,0 +1,63 @@ +From 48467feda7135e3fa2392294387601f88a06f001 Mon Sep 17 00:00:00 2001 +From: Kanishk-Bansal +Date: Mon, 2 Dec 2024 10:49:17 +0000 +Subject: [PATCH] Fix CVE-2023-38471 patch + +--- + avahi-core/server.c | 27 +++++++++++++++++++++------ + 1 file changed, 21 insertions(+), 6 deletions(-) + +diff --git a/avahi-core/server.c b/avahi-core/server.c +index e507750..40f1d68 100644 +--- a/avahi-core/server.c ++++ b/avahi-core/server.c +@@ -1295,7 +1295,11 @@ static void update_fqdn(AvahiServer *s) { + } + + int avahi_server_set_host_name(AvahiServer *s, const char *host_name) { +- char *hn = NULL; ++ char label_escaped[AVAHI_LABEL_MAX*4+1]; ++ char label[AVAHI_LABEL_MAX]; ++ char *hn = NULL, *h; ++ size_t len; ++ + assert(s); + + AVAHI_CHECK_VALIDITY(s, !host_name || avahi_is_valid_host_name(host_name), AVAHI_ERR_INVALID_HOST_NAME); +@@ -1305,17 +1309,28 @@ int avahi_server_set_host_name(AvahiServer *s, const char *host_name) { + else + hn = avahi_normalize_name_strdup(host_name); + +- hn[strcspn(hn, ".")] = 0; ++ h = hn; ++ if (!avahi_unescape_label((const char **)&hn, label, sizeof(label))) { ++ avahi_free(h); ++ return AVAHI_ERR_INVALID_HOST_NAME; ++ } ++ ++ avahi_free(h); ++ ++ h = label_escaped; ++ len = sizeof(label_escaped); ++ if (!avahi_escape_label(label, strlen(label), &h, &len)) ++ return AVAHI_ERR_INVALID_HOST_NAME; + +- if (avahi_domain_equal(s->host_name, hn) && s->state != AVAHI_SERVER_COLLISION) { +- avahi_free(hn); ++ if (avahi_domain_equal(s->host_name, label_escaped) && s->state != AVAHI_SERVER_COLLISION) + return avahi_server_set_errno(s, AVAHI_ERR_NO_CHANGE); +- } + + withdraw_host_rrs(s); + + avahi_free(s->host_name); +- s->host_name = hn; ++ s->host_name = avahi_strdup(label_escaped); ++ if (!s->host_name) ++ return AVAHI_ERR_NO_MEMORY; + + update_fqdn(s); + +-- +2.45.2 + diff --git a/SPECS/avahi/CVE-2023-38472.patch b/SPECS/avahi/CVE-2023-38472.patch new file mode 100644 index 00000000000..741168dbab0 --- /dev/null +++ b/SPECS/avahi/CVE-2023-38472.patch @@ -0,0 +1,40 @@ +From 2cc17a0febc2c1f70db147d9d56861f3520bacad Mon Sep 17 00:00:00 2001 +From: Kanishk-Bansal +Date: Mon, 2 Dec 2024 04:44:07 +0000 +Subject: [PATCH] Fix CVE patch + +--- + avahi-client/client-test.c | 3 +++ + avahi-daemon/dbus-entry-group.c | 2 +- + 2 files changed, 4 insertions(+), 1 deletion(-) + +diff --git a/avahi-client/client-test.c b/avahi-client/client-test.c +index 7d04a6a..57750a4 100644 +--- a/avahi-client/client-test.c ++++ b/avahi-client/client-test.c +@@ -258,6 +258,9 @@ int main (AVAHI_GCC_UNUSED int argc, AVAHI_GCC_UNUSED char *argv[]) { + printf("%s\n", avahi_strerror(avahi_entry_group_add_service (group, AVAHI_IF_UNSPEC, AVAHI_PROTO_UNSPEC, 0, "Lathiat's Site", "_http._tcp", NULL, NULL, 80, "foo=bar", NULL))); + printf("add_record: %d\n", avahi_entry_group_add_record (group, AVAHI_IF_UNSPEC, AVAHI_PROTO_UNSPEC, 0, "TestX", 0x01, 0x10, 120, "\5booya", 6)); + ++ error = avahi_entry_group_add_record (group, AVAHI_IF_UNSPEC, AVAHI_PROTO_UNSPEC, 0, "TestX", 0x01, 0x10, 120, "", 0); ++ assert(error != AVAHI_OK); ++ + avahi_entry_group_commit (group); + + domain = avahi_domain_browser_new (avahi, AVAHI_IF_UNSPEC, AVAHI_PROTO_UNSPEC, NULL, AVAHI_DOMAIN_BROWSER_BROWSE, 0, avahi_domain_browser_callback, (char*) "omghai3u"); +diff --git a/avahi-daemon/dbus-entry-group.c b/avahi-daemon/dbus-entry-group.c +index 4e879a5..aa23d4b 100644 +--- a/avahi-daemon/dbus-entry-group.c ++++ b/avahi-daemon/dbus-entry-group.c +@@ -340,7 +340,7 @@ DBusHandlerResult avahi_dbus_msg_entry_group_impl(DBusConnection *c, DBusMessage + if (!(r = avahi_record_new_full (name, clazz, type, ttl))) + return avahi_dbus_respond_error(c, m, AVAHI_ERR_NO_MEMORY, NULL); + +- if (avahi_rdata_parse (r, rdata, size) < 0) { ++ if (!rdata || avahi_rdata_parse (r, rdata, size) < 0) { + avahi_record_unref (r); + return avahi_dbus_respond_error(c, m, AVAHI_ERR_INVALID_RDATA, NULL); + } +-- +2.45.2 + diff --git a/SPECS/avahi/CVE-2023-38473.patch b/SPECS/avahi/CVE-2023-38473.patch new file mode 100644 index 00000000000..a59479fb686 --- /dev/null +++ b/SPECS/avahi/CVE-2023-38473.patch @@ -0,0 +1,101 @@ +From e6348a0e1f1f42547dce80135afea806125654cc Mon Sep 17 00:00:00 2001 +From: Kanishk-Bansal +Date: Mon, 2 Dec 2024 09:20:54 +0000 +Subject: [PATCH] Fix CVE-2023-38473 + +--- + avahi-common/alternative-test.c | 3 +++ + avahi-common/alternative.c | 27 +++++++++++++++++++-------- + 2 files changed, 22 insertions(+), 8 deletions(-) + +diff --git a/avahi-common/alternative-test.c b/avahi-common/alternative-test.c +index 9255435..681fc15 100644 +--- a/avahi-common/alternative-test.c ++++ b/avahi-common/alternative-test.c +@@ -31,6 +31,9 @@ int main(AVAHI_GCC_UNUSED int argc, AVAHI_GCC_UNUSED char *argv[]) { + const char* const test_strings[] = { + "XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX", + "XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXüüüüüüü", ++ ").", ++ "\\.", ++ "AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA\\\\", + "gurke", + "-", + " #", +diff --git a/avahi-common/alternative.c b/avahi-common/alternative.c +index b3d39f0..a094e6d 100644 +--- a/avahi-common/alternative.c ++++ b/avahi-common/alternative.c +@@ -49,15 +49,20 @@ static void drop_incomplete_utf8(char *c) { + } + + char *avahi_alternative_host_name(const char *s) { ++ char label[AVAHI_LABEL_MAX], alternative[AVAHI_LABEL_MAX*4+1]; ++ char *alt, *r, *ret; + const char *e; +- char *r; ++ size_t len; + + assert(s); + + if (!avahi_is_valid_host_name(s)) + return NULL; + +- if ((e = strrchr(s, '-'))) { ++ if (!avahi_unescape_label(&s, label, sizeof(label))) ++ return NULL; ++ ++ if ((e = strrchr(label, '-'))) { + const char *p; + + e++; +@@ -74,19 +79,18 @@ char *avahi_alternative_host_name(const char *s) { + + if (e) { + char *c, *m; +- size_t l; + int n; + + n = atoi(e)+1; + if (!(m = avahi_strdup_printf("%i", n))) + return NULL; + +- l = e-s-1; ++ len = e-label-1; + +- if (l >= AVAHI_LABEL_MAX-1-strlen(m)-1) +- l = AVAHI_LABEL_MAX-1-strlen(m)-1; ++ if (len >= AVAHI_LABEL_MAX-1-strlen(m)-1) ++ len = AVAHI_LABEL_MAX-1-strlen(m)-1; + +- if (!(c = avahi_strndup(s, l))) { ++ if (!(c = avahi_strndup(label, len))) { + avahi_free(m); + return NULL; + } +@@ -100,7 +104,7 @@ char *avahi_alternative_host_name(const char *s) { + } else { + char *c; + +- if (!(c = avahi_strndup(s, AVAHI_LABEL_MAX-1-2))) ++ if (!(c = avahi_strndup(label, AVAHI_LABEL_MAX-1-2))) + return NULL; + + drop_incomplete_utf8(c); +@@ -109,6 +113,13 @@ char *avahi_alternative_host_name(const char *s) { + avahi_free(c); + } + ++ alt = alternative; ++ len = sizeof(alternative); ++ ret = avahi_escape_label(r, strlen(r), &alt, &len); ++ ++ avahi_free(r); ++ r = avahi_strdup(ret); ++ + assert(avahi_is_valid_host_name(r)); + + return r; +-- +2.45.2 + diff --git a/SPECS/avahi/avahi.spec b/SPECS/avahi/avahi.spec index efe2fb944ac..19600f07887 100644 --- a/SPECS/avahi/avahi.spec +++ b/SPECS/avahi/avahi.spec @@ -3,7 +3,7 @@ Summary: Local network service discovery Name: avahi Version: 0.8 -Release: 2%{?dist} +Release: 3%{?dist} License: LGPLv2+ Vendor: Microsoft Corporation Distribution: Mariner @@ -13,6 +13,11 @@ Patch0: %{name}-libevent-pc-fix.patch Patch1: CVE-2021-3468.patch Patch2: CVE-2021-3502.patch Patch3: CVE-2023-1981.patch +Patch4: CVE-2023-38470.patch +Patch5: CVE-2023-38471.patch +Patch6: CVE-2023-38472.patch +Patch7: CVE-2023-38473.patch +Patch8: CVE-2023-38469.patch BuildRequires: automake BuildRequires: dbus-devel >= 0.90 BuildRequires: dbus-glib-devel >= 0.70 @@ -406,6 +411,13 @@ exit 0 %endif %changelog +* Mon Dec 02 2024 Kanishk Bansal - 0.8-3 +- Fix CVE-2023-38473 wih an upstream patch +- Fix CVE-2023-38472 wih an upstream patch +- Fix CVE-2023-38471 wih an upstream patch +- Fix CVE-2023-38470 wih an upstream patch +- Fix CVE-2023-38469.patch with an upstream patch + * Tue Oct 29 2024 Daniel McIlvaney - 0.8-2 - Fix CVE-2023-1981 with an upstream patch