diff --git a/Cargo.lock b/Cargo.lock
index f06907ae8..0570e0ac1 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -475,9 +475,9 @@ checksum = "e2abad23fbc42b3700f2f279844dc832adb2b2eb069b2df918f455c4e18cc646"
 
 [[package]]
 name = "libc"
-version = "0.2.99"
+version = "0.2.100"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a7f823d141fe0a24df1e23b4af4e3c7ba9e5966ec514ea068c93024aa7deb765"
+checksum = "a1fa8cddc8fbbee11227ef194b5317ed014b8acbf15139bd716a18ad3fe99ec5"
 
 [[package]]
 name = "libssh2-sys"
diff --git a/Cargo.toml b/Cargo.toml
index b1bba7340..b14ae3b36 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -19,7 +19,7 @@ clap = { version = "2.33.3", features = ["wrap_help"] }
 epoll = "4.3.1"
 event_monitor = { path = "event_monitor" }
 hypervisor = { path = "hypervisor" }
-libc = "0.2.99"
+libc = "0.2.100"
 log = { version = "0.4.14", features = ["std"] }
 option_parser = { path = "option_parser" }
 seccompiler = { git = "https://github.com/rust-vmm/seccompiler"}
diff --git a/arch/Cargo.toml b/arch/Cargo.toml
index 98d098def..73ac415f5 100644
--- a/arch/Cargo.toml
+++ b/arch/Cargo.toml
@@ -14,7 +14,7 @@ acpi_tables = { path = "../acpi_tables", optional = true }
 anyhow = "1.0.43"
 byteorder = "1.4.3"
 hypervisor = { path = "../hypervisor" }
-libc = "0.2.99"
+libc = "0.2.100"
 linux-loader = { version = "0.3.0", features = ["elf", "bzimage", "pe"] }
 log = "0.4.14"
 serde = { version = "1.0.127", features = ["rc"] }
diff --git a/block_util/Cargo.toml b/block_util/Cargo.toml
index 31fc3b20b..56e85ec4e 100644
--- a/block_util/Cargo.toml
+++ b/block_util/Cargo.toml
@@ -10,7 +10,7 @@ io_uring = []
 
 [dependencies]
 io-uring = "0.5.2"
-libc = "0.2.99"
+libc = "0.2.100"
 log = "0.4.14"
 qcow = { path = "../qcow" }
 thiserror = "1.0.26"
diff --git a/devices/Cargo.toml b/devices/Cargo.toml
index ead7647c9..fe2695d47 100644
--- a/devices/Cargo.toml
+++ b/devices/Cargo.toml
@@ -11,7 +11,7 @@ arch = { path = "../arch" }
 bitflags = "1.3.2"
 byteorder = "1.4.3"
 epoll = "4.3.1"
-libc = "0.2.99"
+libc = "0.2.100"
 log = "0.4.14"
 versionize = "0.1.6"
 versionize_derive = "0.1.4"
diff --git a/event_monitor/Cargo.toml b/event_monitor/Cargo.toml
index dd85d1a37..3d353e454 100644
--- a/event_monitor/Cargo.toml
+++ b/event_monitor/Cargo.toml
@@ -5,7 +5,7 @@ authors = ["The Cloud Hypervisor Authors"]
 edition = "2018"
 
 [dependencies]
-libc = "0.2.99"
+libc = "0.2.100"
 serde = { version = "1.0.127", features = ["rc"] }
 serde_derive = "1.0.127"
 serde_json = "1.0.66"
diff --git a/hypervisor/Cargo.toml b/hypervisor/Cargo.toml
index 051831df3..a921fc887 100644
--- a/hypervisor/Cargo.toml
+++ b/hypervisor/Cargo.toml
@@ -14,7 +14,7 @@ tdx = []
 anyhow = "1.0.43"
 epoll = "4.3.1"
 thiserror = "1.0.26"
-libc = "0.2.99"
+libc = "0.2.100"
 log = "0.4.14"
 kvm-ioctls = { version = "0.9.0", optional = true }
 kvm-bindings = { git = "https://github.com/cloud-hypervisor/kvm-bindings", branch = "ch-v0.4.0", features = ["with-serde", "fam-wrappers"], optional  = true }
diff --git a/net_util/Cargo.toml b/net_util/Cargo.toml
index 949aa942d..1d9813669 100644
--- a/net_util/Cargo.toml
+++ b/net_util/Cargo.toml
@@ -6,7 +6,7 @@ edition = "2018"
 
 [dependencies]
 epoll = "4.3.1"
-libc = "0.2.99"
+libc = "0.2.100"
 log = "0.4.14"
 net_gen = { path = "../net_gen" }
 rate_limiter = { path = "../rate_limiter" }
diff --git a/pci/Cargo.toml b/pci/Cargo.toml
index 97ce65d48..b40468592 100644
--- a/pci/Cargo.toml
+++ b/pci/Cargo.toml
@@ -11,7 +11,7 @@ hypervisor = { path = "../hypervisor" }
 vfio-ioctls = { git = "https://github.com/rust-vmm/vfio-ioctls", branch = "master" }
 vfio_user = { path = "../vfio_user" }
 vmm-sys-util = "0.8.0"
-libc = "0.2.99"
+libc = "0.2.100"
 log = "0.4.14"
 thiserror = "1.0.26"
 versionize = "0.1.6"
diff --git a/qcow/Cargo.toml b/qcow/Cargo.toml
index 5817c83c4..f18b59717 100644
--- a/qcow/Cargo.toml
+++ b/qcow/Cargo.toml
@@ -10,7 +10,7 @@ path = "src/qcow.rs"
 
 [dependencies]
 byteorder = "1.4.3"
-libc = "0.2.99"
+libc = "0.2.100"
 log = "0.4.14"
 remain = "0.2.2"
 vmm-sys-util = "0.8.0"
diff --git a/rate_limiter/Cargo.toml b/rate_limiter/Cargo.toml
index 2766ca83a..bab764b46 100644
--- a/rate_limiter/Cargo.toml
+++ b/rate_limiter/Cargo.toml
@@ -4,6 +4,6 @@ version = "0.1.0"
 edition = "2018"
 
 [dependencies]
-libc = "0.2.99"
+libc = "0.2.100"
 log = "0.4.14"
 vmm-sys-util = "0.8.0"
diff --git a/vfio_user/Cargo.toml b/vfio_user/Cargo.toml
index 5ee1110b5..8a2ed808a 100644
--- a/vfio_user/Cargo.toml
+++ b/vfio_user/Cargo.toml
@@ -6,7 +6,7 @@ edition = "2018"
 
 [dependencies]
 anyhow = "1.0.43"
-libc = "0.2.95"
+libc = "0.2.100"
 log = "0.4.14"
 serde = {version = ">=1.0.27", features = ["rc"] }
 serde_derive = ">=1.0.27"
diff --git a/vhdx/Cargo.toml b/vhdx/Cargo.toml
index 770d1fdfa..6088abeca 100644
--- a/vhdx/Cargo.toml
+++ b/vhdx/Cargo.toml
@@ -8,7 +8,7 @@ license = "Apache-2.0"
 [dependencies]
 byteorder = "1.4.3"
 crc32c = "0.6.0"
-libc = "0.2.98"
+libc = "0.2.100"
 log = "0.4.14"
 remain = "0.2.2"
 thiserror = "1.0"
diff --git a/vhost_user_backend/Cargo.toml b/vhost_user_backend/Cargo.toml
index d6422d50a..d919693b8 100644
--- a/vhost_user_backend/Cargo.toml
+++ b/vhost_user_backend/Cargo.toml
@@ -9,7 +9,7 @@ default = []
 
 [dependencies]
 epoll = "4.3.1"
-libc = "0.2.99"
+libc = "0.2.100"
 log = "0.4.14"
 virtio-bindings = "0.1.0"
 vm-memory = { version = "0.6.0", features = ["backend-bitmap"] }
diff --git a/vhost_user_block/Cargo.toml b/vhost_user_block/Cargo.toml
index d72757ec5..dd632c6f9 100644
--- a/vhost_user_block/Cargo.toml
+++ b/vhost_user_block/Cargo.toml
@@ -9,7 +9,7 @@ block_util = { path = "../block_util" }
 clap = { version = "2.33.3", features = ["wrap_help"] }
 env_logger = "0.9.0"
 epoll = "4.3.1"
-libc = "0.2.99"
+libc = "0.2.100"
 log = "0.4.14"
 option_parser = { path = "../option_parser" }
 qcow = { path = "../qcow" }
diff --git a/vhost_user_net/Cargo.toml b/vhost_user_net/Cargo.toml
index ab262d316..18c301b48 100644
--- a/vhost_user_net/Cargo.toml
+++ b/vhost_user_net/Cargo.toml
@@ -8,7 +8,7 @@ edition = "2018"
 clap = { version = "2.33.3", features = ["wrap_help"] }
 env_logger = "0.9.0"
 epoll = "4.3.1"
-libc = "0.2.99"
+libc = "0.2.100"
 log = "0.4.14"
 net_util = { path = "../net_util" }
 option_parser = { path = "../option_parser" }
diff --git a/virtio-devices/Cargo.toml b/virtio-devices/Cargo.toml
index 71b2fcfe9..ed6da8715 100644
--- a/virtio-devices/Cargo.toml
+++ b/virtio-devices/Cargo.toml
@@ -17,7 +17,7 @@ byteorder = "1.4.3"
 epoll = "4.3.1"
 event_monitor = { path = "../event_monitor" }
 io-uring = "0.5.2"
-libc = "0.2.99"
+libc = "0.2.100"
 log = "0.4.14"
 net_gen = { path = "../net_gen" }
 net_util = { path = "../net_util" }
diff --git a/vm-allocator/Cargo.toml b/vm-allocator/Cargo.toml
index 85da851b3..d41680f7a 100644
--- a/vm-allocator/Cargo.toml
+++ b/vm-allocator/Cargo.toml
@@ -5,6 +5,6 @@ authors = ["The Chromium OS Authors"]
 edition = "2018"
 
 [dependencies]
-libc = "0.2.99"
+libc = "0.2.100"
 vm-memory = "0.6.0"
 arch = { path = "../arch" }
diff --git a/vmm/Cargo.toml b/vmm/Cargo.toml
index c9093c527..19b275a1f 100644
--- a/vmm/Cargo.toml
+++ b/vmm/Cargo.toml
@@ -27,7 +27,7 @@ epoll = "4.3.1"
 event_monitor = { path = "../event_monitor" }
 hypervisor = { path = "../hypervisor" }
 lazy_static = "1.4.0"
-libc = "0.2.99"
+libc = "0.2.100"
 linux-loader = { version = "0.3.0", features = ["elf", "bzimage", "pe"] }
 log = "0.4.14"
 micro_http = { git = "https://github.com/firecracker-microvm/micro-http", branch = "main" }