diff options
Diffstat (limited to 'debian/patches/upstream/CVE-2021-37600-sys-utils-ipcutils-be-careful-when-call-calloc.patch')
| -rw-r--r-- | debian/patches/upstream/CVE-2021-37600-sys-utils-ipcutils-be-careful-when-call-calloc.patch | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/debian/patches/upstream/CVE-2021-37600-sys-utils-ipcutils-be-careful-when-call-calloc.patch b/debian/patches/upstream/CVE-2021-37600-sys-utils-ipcutils-be-careful-when-call-calloc.patch new file mode 100644 index 0000000..51ef5ce --- /dev/null +++ b/debian/patches/upstream/CVE-2021-37600-sys-utils-ipcutils-be-careful-when-call-calloc.patch @@ -0,0 +1,23 @@ +From: Karel Zak <kzak@redhat.com> +Date: Tue, 27 Jul 2021 11:58:31 +0200 +Subject: 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 <kzak@redhat.com> +--- + 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 674b612..f2b04dd 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)); |