RLSA-2024:8830 Low: bpftrace security update

BPFtrace is a high-level tracing language for Linux enhanced Berkeley Packet Filter eBPF available in recent Linux kernels 4.x. BPFtrace uses LLVM as a backend to compile scripts to BPF-bytecode and makes use of BCC for interacting with the Linux BPF system, as well as existing Linux tracing...

Low: Red Hat Security Advisory: bpftrace security update

An update for bpftrace is now available for Red Hat Enterprise Linux 8. Red Hat Product Security has rated this update as having a security impact of Low. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from the CV...

Low: bcc security update

BPF Compiler Collection BCC is a toolkit for easier creation of efficient kernel tracing and manipulation programs. BCC uses the extended Berkeley Packet Filter eBPF tool. Security Fixes: bcc: unprivileged users can force loading of compromised linux headers CVE-2024-2314 For more details about t...

BIT-HUBBLE-RELAY-2024-47825 CIDR deny policies may not take effect when a more narrow CIDR allow is present

Cilium is a networking, observability, and security solution with an eBPF-based dataplane. Starting in version 1.14.0 and prior to versions 1.14.16 and 1.15.10, a policy rule denying a prefix that is broader than /32 may be ignored if there is a policy rule referencing a more narrow prefix CIDRSe...

BIT-CILIUM-2024-47825 CIDR deny policies may not take effect when a more narrow CIDR allow is present

Cilium is a networking, observability, and security solution with an eBPF-based dataplane. Starting in version 1.14.0 and prior to versions 1.14.16 and 1.15.10, a policy rule denying a prefix that is broader than /32 may be ignored if there is a policy rule referencing a more narrow prefix CIDRSe...

BIT-CILIUM-OPERATOR-2024-47825 CIDR deny policies may not take effect when a more narrow CIDR allow is present

Cilium is a networking, observability, and security solution with an eBPF-based dataplane. Starting in version 1.14.0 and prior to versions 1.14.16 and 1.15.10, a policy rule denying a prefix that is broader than /32 may be ignored if there is a policy rule referencing a more narrow prefix CIDRSe...

CVE-2024-47825

Cilium is a networking, observability, and security solution with an eBPF-based dataplane. Starting in version 1.14.0 and prior to versions 1.14.16 and 1.15.10, a policy rule denying a prefix that is broader than /32 may be ignored if there is a policy rule referencing a more narrow prefix CIDRSe...

CVE-2024-47825 CIDR deny policies may not take effect when a more narrow CIDR allow is present

Cilium is a networking, observability, and security solution with an eBPF-based dataplane. Starting in version 1.14.0 and prior to versions 1.14.16 and 1.15.10, a policy rule denying a prefix that is broader than /32 may be ignored if there is a policy rule referencing a more narrow prefix CIDRSe...

CVE-2024-47825 CIDR deny policies may not take effect when a more narrow CIDR allow is present

Cilium is a networking, observability, and security solution with an eBPF-based dataplane. Starting in version 1.14.0 and prior to versions 1.14.16 and 1.15.10, a policy rule denying a prefix that is broader than /32 may be ignored if there is a policy rule referencing a more narrow prefix CIDRSe...

CVE-2024-47825 CIDR deny policies may not take effect when a more narrow CIDR allow is present

Cilium is a networking, observability, and security solution with an eBPF-based dataplane. Starting in version 1.14.0 and prior to versions 1.14.16 and 1.15.10, a policy rule denying a prefix that is broader than /32 may be ignored if there is a policy rule referencing a more narrow prefix CIDRSe...

CVE-2024-47825

CVE-2024-47825 affects Cilium's policy evaluation in versions prior to 1.14.16 and 1.15.10, where a rule denying a wide CIDR (> /32) could be ignored if a narrower rule references CIDRSet or toFQDN and uses enableDefaultDeny: false or toEntities: all. The issue is mitigated by upgrading to Cil...

Ta Da! The Wiz Runtime Sensor is now available in Wiz for Gov (FedRAMP)

We are excited to announce the addition of the Wiz Sensor to Wiz for Gov’s ATO. The lightweight eBPF based sensor improves risk prioritization, deepens threat detection, and adds runtime protection for container hosts and VMs...

ROS-20241004-09

Vulnerability of the matchflags function of the Netfilter subsystem of the Linux kernel is related to the reading of data outside of buffer boundaries in memory. Exploitation of the vulnerability could allow an attacker to gain unauthorized access to protected information or cause a denial of...

CVE-2024-42486

Cilium is a networking, observability, and security solution with an eBPF-based dataplane. In versions on the 1.15.x branch prior to 1.15.8 and the 1.16.x branch prior to 1.16.1, ReferenceGrant changes are not correctly propagated in Cilium's GatewayAPI controller, which could lead to Gateway...

GO-2023-1644 Cilium eBPF filters may be temporarily removed during agent restart in github.com/cilium/cilium

Cilium eBPF filters may be temporarily removed during agent restart in github.com/cilium/cilium...

BIT-HUBBLE-RELAY-2024-42486 Cilium vulnerable to information leakage via incorrect ReferenceGrant update logic in Gateway API

Cilium is a networking, observability, and security solution with an eBPF-based dataplane. In versions on the 1.15.x branch prior to 1.15.8 and the 1.16.x branch prior to 1.16.1, ReferenceGrant changes are not correctly propagated in Cilium's GatewayAPI controller, which could lead to Gateway...

BIT-CILIUM-2024-42486 Cilium vulnerable to information leakage via incorrect ReferenceGrant update logic in Gateway API

Cilium is a networking, observability, and security solution with an eBPF-based dataplane. In versions on the 1.15.x branch prior to 1.15.8 and the 1.16.x branch prior to 1.16.1, ReferenceGrant changes are not correctly propagated in Cilium's GatewayAPI controller, which could lead to Gateway...

BIT-CILIUM-OPERATOR-2024-42486 Cilium vulnerable to information leakage via incorrect ReferenceGrant update logic in Gateway API

Cilium is a networking, observability, and security solution with an eBPF-based dataplane. In versions on the 1.15.x branch prior to 1.15.8 and the 1.16.x branch prior to 1.16.1, ReferenceGrant changes are not correctly propagated in Cilium's GatewayAPI controller, which could lead to Gateway...

The Other Crowdstrike Outage

On July 19, 2024, a flawed update in CrowdStrike Falcon's channel file 291 led to a logic error that caused Windows systems to crash, resulting in widespread BSOD Blue Screen of Death incidents. The impact was severe, disrupting critical infrastructure globally, from grounded flights to halted...

BIT-HUBBLE-RELAY-2024-42487 Cilium's Gateway API route matching order contradicts specification

Cilium is a networking, observability, and security solution with an eBPF-based dataplane. In the 1.15 branch prior to 1.15.8 and the 1.16 branch prior to 1.16.1, Gateway API HTTPRoutes and GRPCRoutes do not follow the match precedence specified in the Gateway API specification. In particular,...