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bind: fix CVE-2020-8625

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BIND Operational Notification: Zone journal (.jnl) file incompatibility

Upstream-Status: Backporting [https://downloads.isc.org/isc/bind9/9.16.12/patches/CVE-2020-8625.patch]
CVE: CVE-2020-8625
(From OE-Core rev: dcce323a1b651a875da8e51f02f015de442d7d49)

Signed-off-by: Minjae Kim <flowergom@gmail.com>
Signed-off-by: Steve Sakoman <steve@sakoman.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
This commit is contained in:
Minjae Kim
2021-03-02 07:50:12 +09:00
committed by Richard Purdie
parent e9a38cd0d8
commit 41057791a7
2 changed files with 18 additions and 0 deletions
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17
meta/recipes-connectivity/bind/bind/CVE-2020-8625.patch Normal file
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@@ -0,0 +1,17 @@
Upstream-Status: Backporting [https://downloads.isc.org/isc/bind9/9.16.12/patches/CVE-2020-8625.patch]
CVE: CVE-2020-8625
Signed-off-by: Minjae Kim <flowergom@gmail.com>
diff --git a/lib/dns/spnego.c b/lib/dns/spnego.c
index e61d1c600f2..753dc8049fa 100644
--- a/lib/dns/spnego.c
+++ b/lib/dns/spnego.c
@@ -848,7 +848,7 @@ der_get_oid(const unsigned char *p, size_t len, oid *data, size_t *size) {
return (ASN1_OVERRUN);
}
- data->components = malloc(len * sizeof(*data->components));
+ data->components = malloc((len + 1) * sizeof(*data->components));
if (data->components == NULL) {
return (ENOMEM);
}

1
meta/recipes-connectivity/bind/bind_9.11.22.bb
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@@ -18,6 +18,7 @@ SRC_URI = "https://ftp.isc.org/isc/bind9/${PV}/${BPN}-${PV}.tar.gz \
file://0001-configure.in-remove-useless-L-use_openssl-lib.patch \
file://0001-named-lwresd-V-and-start-log-hide-build-options.patch \
file://0001-avoid-start-failure-with-bind-user.patch \
file://CVE-2020-8625.patch \
"
SRC_URI[sha256sum] = "afc6d8015006f1cabf699ff19f517bb8fd9c1811e5231f26baf51c3550262ac9"