diff options
Diffstat (limited to 'meta/recipes-core/util-linux/util-linux/CVE-2021-37600.patch')
-rw-r--r-- | meta/recipes-core/util-linux/util-linux/CVE-2021-37600.patch | 33 |
1 files changed, 33 insertions, 0 deletions
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 @@ | |||
1 | From 1c9143d0c1f979c3daf10e1c37b5b1e916c22a1c Mon Sep 17 00:00:00 2001 | ||
2 | From: Karel Zak <kzak@redhat.com> | ||
3 | Date: Tue, 27 Jul 2021 11:58:31 +0200 | ||
4 | Subject: [PATCH] sys-utils/ipcutils: be careful when call calloc() for uint64 | ||
5 | nmembs | ||
6 | |||
7 | Fix: https://github.com/karelzak/util-linux/issues/1395 | ||
8 | Signed-off-by: Karel Zak <kzak@redhat.com> | ||
9 | |||
10 | CVE: CVE-2021-37600 | ||
11 | Upstream-Status: Backport [1c9143d0c1f979c3daf10e1c37b5b1e916c22a1c] | ||
12 | |||
13 | Signed-off-by: Dragos-Marian Panait <dragos.panait@windriver.com> | ||
14 | --- | ||
15 | sys-utils/ipcutils.c | 2 +- | ||
16 | 1 file changed, 1 insertion(+), 1 deletion(-) | ||
17 | |||
18 | diff --git a/sys-utils/ipcutils.c b/sys-utils/ipcutils.c | ||
19 | index e784c4dcb..18868cfd3 100644 | ||
20 | --- a/sys-utils/ipcutils.c | ||
21 | +++ b/sys-utils/ipcutils.c | ||
22 | @@ -218,7 +218,7 @@ static void get_sem_elements(struct sem_data *p) | ||
23 | { | ||
24 | size_t i; | ||
25 | |||
26 | - if (!p || !p->sem_nsems || p->sem_perm.id < 0) | ||
27 | + if (!p || !p->sem_nsems || p->sem_nsems > SIZE_MAX || p->sem_perm.id < 0) | ||
28 | return; | ||
29 | |||
30 | p->elements = xcalloc(p->sem_nsems, sizeof(struct sem_elem)); | ||
31 | -- | ||
32 | 2.25.1 | ||
33 | |||