sys-utils/ipcutils: be careful when call calloc() for uint64 nmembs Fix: #1395 Signed-off-by: Karel Zak <[email protected]>
CVE: CVE-2021-37600 Upstream-Status: Backport [1c9143d0c1f979c3daf10e1c37b5b1e916c22a1c] Signed-off-by: Dragos-Marian Panait <[email protected]> --- meta/recipes-core/util-linux/util-linux.inc | 1 + .../util-linux/CVE-2021-37600.patch | 33 +++++++++++++++++++ 2 files changed, 34 insertions(+) create mode 100644 meta/recipes-core/util-linux/util-linux/CVE-2021-37600.patch diff --git a/meta/recipes-core/util-linux/util-linux.inc b/meta/recipes-core/util-linux/util-linux.inc index a76fb9e500..0f17c73e86 100644 --- a/meta/recipes-core/util-linux/util-linux.inc +++ b/meta/recipes-core/util-linux/util-linux.inc @@ -35,6 +35,7 @@ SRC_URI = "${KERNELORG_MIRROR}/linux/utils/util-linux/v${MAJOR_VERSION}/util-lin file://run-ptest \ file://display_testname_for_subtest.patch \ file://avoid_parallel_tests.patch \ + file://CVE-2021-37600.patch \ " SRC_URI[sha256sum] = "8e4bd42053b726cf86eb4d13a73bc1d9225a2c2e1a2e0d2a891f1020f83e6b76" diff --git a/meta/recipes-core/util-linux/util-linux/CVE-2021-37600.patch b/meta/recipes-core/util-linux/util-linux/CVE-2021-37600.patch new file mode 100644 index 0000000000..2b306c435b --- /dev/null +++ b/meta/recipes-core/util-linux/util-linux/CVE-2021-37600.patch @@ -0,0 +1,33 @@ +From 1c9143d0c1f979c3daf10e1c37b5b1e916c22a1c Mon Sep 17 00:00:00 2001 +From: Karel Zak <[email protected]> +Date: Tue, 27 Jul 2021 11:58:31 +0200 +Subject: [PATCH] sys-utils/ipcutils: be careful when call calloc() for uint64 + nmembs + +Fix: https://github.com/karelzak/util-linux/issues/1395 +Signed-off-by: Karel Zak <[email protected]> + +CVE: CVE-2021-37600 +Upstream-Status: Backport [1c9143d0c1f979c3daf10e1c37b5b1e916c22a1c] + +Signed-off-by: Dragos-Marian Panait <[email protected]> +--- + sys-utils/ipcutils.c | 2 +- + 1 file changed, 1 insertion(+), 1 deletion(-) + +diff --git a/sys-utils/ipcutils.c b/sys-utils/ipcutils.c +index e784c4dcb..18868cfd3 100644 +--- a/sys-utils/ipcutils.c ++++ b/sys-utils/ipcutils.c +@@ -218,7 +218,7 @@ static void get_sem_elements(struct sem_data *p) + { + size_t i; + +- if (!p || !p->sem_nsems || p->sem_perm.id < 0) ++ if (!p || !p->sem_nsems || p->sem_nsems > SIZE_MAX || p->sem_perm.id < 0) + return; + + p->elements = xcalloc(p->sem_nsems, sizeof(struct sem_elem)); +-- +2.25.1 + -- 2.25.1
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