diff --git a/Cargo.lock b/Cargo.lock
index c16681805..a742b7d68 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -500,9 +500,9 @@ checksum = "e2abad23fbc42b3700f2f279844dc832adb2b2eb069b2df918f455c4e18cc646"
 
 [[package]]
 name = "libc"
-version = "0.2.68"
+version = "0.2.69"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "dea0c0405123bba743ee3f91f49b1c7cfb684eef0da0a50110f758ccf24cdff0"
+checksum = "99e85c08494b21a9054e7fe1374a732aeadaff3980b6990b94bfd3a70f690005"
 
 [[package]]
 name = "libssh2-sys"
diff --git a/Cargo.toml b/Cargo.toml
index aa37b103a..2493066b8 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -12,7 +12,7 @@ clap = { version = "2.33.0", features=["wrap_help"] }
 epoll = ">=4.0.1"
 futures = { version = "0.3.4", features = ["thread-pool"] }
 lazy_static = "1.4.0"
-libc = "0.2.68"
+libc = "0.2.69"
 log = { version = "0.4.8", features = ["std"] }
 seccomp = { git = "https://github.com/firecracker-microvm/firecracker", tag = "v0.21.1" }
 serde_json = ">=1.0.9"
diff --git a/arch/Cargo.toml b/arch/Cargo.toml
index 96c1af0e4..4e0cfbf17 100644
--- a/arch/Cargo.toml
+++ b/arch/Cargo.toml
@@ -10,7 +10,7 @@ default = []
 byteorder = "1.3.4"
 kvm-bindings = { git = "https://github.com/cloud-hypervisor/kvm-bindings", branch = "ch" }
 kvm-ioctls = { git = "https://github.com/cloud-hypervisor/kvm-ioctls", branch = "ch" }
-libc = "0.2.68"
+libc = "0.2.69"
 vm-memory = { version = "0.2.0", features = ["backend-mmap"] }
 
 acpi_tables = { path = "../acpi_tables", optional = true }
diff --git a/devices/Cargo.toml b/devices/Cargo.toml
index 1c97a8c21..966c0a3a1 100644
--- a/devices/Cargo.toml
+++ b/devices/Cargo.toml
@@ -8,7 +8,7 @@ anyhow = "1.0"
 bitflags = ">=1.2.1"
 byteorder = "1.3.4"
 epoll = ">=4.0.1"
-libc = "0.2.68"
+libc = "0.2.69"
 log = "0.4.8"
 serde = {version = ">=1.0.27", features = ["rc"] }
 serde_derive = ">=1.0.27"
diff --git a/net_util/Cargo.toml b/net_util/Cargo.toml
index 22de4218c..3ea24080f 100644
--- a/net_util/Cargo.toml
+++ b/net_util/Cargo.toml
@@ -4,7 +4,7 @@ version = "0.1.0"
 authors = ["The Chromium OS Authors"]
 
 [dependencies]
-libc = "0.2.68"
+libc = "0.2.69"
 rand = "0.7.3"
 serde = "1.0.106"
 vmm-sys-util = ">=0.3.1"
diff --git a/pci/Cargo.toml b/pci/Cargo.toml
index dbadc16dc..ed4d6c2ac 100644
--- a/pci/Cargo.toml
+++ b/pci/Cargo.toml
@@ -8,7 +8,7 @@ edition = "2018"
 vm-allocator = { path = "../vm-allocator" }
 byteorder = "1.3.4"
 devices = { path = "../devices" }
-libc = "0.2.68"
+libc = "0.2.69"
 log = "0.4.8"
 vm-device = { path = "../vm-device" }
 vm-memory = "0.2.0"
diff --git a/qcow/Cargo.toml b/qcow/Cargo.toml
index de904b4ca..3271d5304 100644
--- a/qcow/Cargo.toml
+++ b/qcow/Cargo.toml
@@ -10,7 +10,7 @@ path = "src/qcow.rs"
 
 [dependencies]
 byteorder = "1.3.4"
-libc = "0.2.68"
+libc = "0.2.69"
 log = "0.4.8"
 remain = "0.2.1"
 vmm-sys-util = ">=0.3.1"
diff --git a/vfio/Cargo.toml b/vfio/Cargo.toml
index 810b1ed50..df760eafb 100644
--- a/vfio/Cargo.toml
+++ b/vfio/Cargo.toml
@@ -9,7 +9,7 @@ byteorder = "1.3.4"
 devices = { path = "../devices" }
 kvm-bindings = { git = "https://github.com/cloud-hypervisor/kvm-bindings", branch = "ch" }
 kvm-ioctls = { git = "https://github.com/cloud-hypervisor/kvm-ioctls", branch = "ch" }
-libc = "0.2.68"
+libc = "0.2.69"
 log = "0.4.8"
 pci = { path = "../pci" }
 vm-allocator = { path = "../vm-allocator" }
diff --git a/vhost_user_backend/Cargo.toml b/vhost_user_backend/Cargo.toml
index bcb97f1db..9d5ded558 100644
--- a/vhost_user_backend/Cargo.toml
+++ b/vhost_user_backend/Cargo.toml
@@ -11,7 +11,7 @@ mmio_support = ["vm-virtio/mmio_support"]
 
 [dependencies]
 epoll = ">=4.0.1"
-libc = "0.2.68"
+libc = "0.2.69"
 log = "0.4.8"
 virtio-bindings = "0.1.0"
 vm-memory = "0.2.0"
diff --git a/vhost_user_block/Cargo.toml b/vhost_user_block/Cargo.toml
index 437e3a41b..d88e8001e 100644
--- a/vhost_user_block/Cargo.toml
+++ b/vhost_user_block/Cargo.toml
@@ -7,7 +7,7 @@ edition = "2018"
 [dependencies]
 bitflags = "1.1.0"
 epoll = ">=4.0.1"
-libc = "0.2.68"
+libc = "0.2.69"
 log = "0.4.8"
 qcow = { path = "../qcow" }
 vhost_user_backend = { path = "../vhost_user_backend" }
diff --git a/vhost_user_fs/Cargo.toml b/vhost_user_fs/Cargo.toml
index 7876c4dee..13dd1955c 100644
--- a/vhost_user_fs/Cargo.toml
+++ b/vhost_user_fs/Cargo.toml
@@ -6,7 +6,7 @@ edition = "2018"
 
 [dependencies]
 bitflags = "1.1.0"
-libc = "0.2.68"
+libc = "0.2.69"
 log = "0.4.8"
 vm-memory = "0.2.0"
 vm-virtio = { path = "../vm-virtio" }
diff --git a/vhost_user_net/Cargo.toml b/vhost_user_net/Cargo.toml
index 1d149e32d..567897803 100644
--- a/vhost_user_net/Cargo.toml
+++ b/vhost_user_net/Cargo.toml
@@ -7,7 +7,7 @@ edition = "2018"
 [dependencies]
 bitflags = "1.1.0"
 epoll = ">=4.0.1"
-libc = "0.2.68"
+libc = "0.2.69"
 log = "0.4.8"
 net_util = { path = "../net_util" }
 vhost_user_backend = { path = "../vhost_user_backend" }
diff --git a/vm-allocator/Cargo.toml b/vm-allocator/Cargo.toml
index 3e9eb5ba1..bea27f572 100644
--- a/vm-allocator/Cargo.toml
+++ b/vm-allocator/Cargo.toml
@@ -5,5 +5,5 @@ authors = ["The Chromium OS Authors"]
 edition = "2018"
 
 [dependencies]
-libc = "0.2.68"
+libc = "0.2.69"
 vm-memory = "0.2.0"
diff --git a/vm-virtio/Cargo.toml b/vm-virtio/Cargo.toml
index 6a07fdd24..2f80f8c90 100644
--- a/vm-virtio/Cargo.toml
+++ b/vm-virtio/Cargo.toml
@@ -14,7 +14,7 @@ arc-swap = ">=0.4.4"
 byteorder = "1.3.4"
 devices = { path = "../devices" }
 epoll = ">=4.0.1"
-libc = "0.2.68"
+libc = "0.2.69"
 log = "0.4.8"
 net_gen = { path = "../net_gen" }
 net_util = { path = "../net_util" }
diff --git a/vmm/Cargo.toml b/vmm/Cargo.toml
index 56c4e7117..6b43814fb 100644
--- a/vmm/Cargo.toml
+++ b/vmm/Cargo.toml
@@ -22,7 +22,7 @@ epoll = ">=4.0.1"
 kvm-bindings = { git = "https://github.com/cloud-hypervisor/kvm-bindings", branch = "ch", features = ["with-serde", "fam-wrappers"] }
 kvm-ioctls = { git = "https://github.com/cloud-hypervisor/kvm-ioctls", branch = "ch" }
 lazy_static = "1.4.0"
-libc = "0.2.68"
+libc = "0.2.69"
 log = "0.4.8"
 micro_http = { git = "https://github.com/firecracker-microvm/micro-http", branch = "master" }
 net_util = { path = "../net_util" }