BIT-HUBBLE-RELAY-2024-52529 Layer 7 policy enforcement may not occur in policies with wildcarded port ranges in Cilium

Cilium is a networking, observability, and security solution with an eBPF-based dataplane. For users with the following configuration: 1. An allow policy that selects a Layer 3 destination and a port range AND 2. A Layer 7 allow policy that selects a specific port within the first policy's range...

BIT-CILIUM-OPERATOR-2024-52529 Layer 7 policy enforcement may not occur in policies with wildcarded port ranges in Cilium

Cilium is a networking, observability, and security solution with an eBPF-based dataplane. For users with the following configuration: 1. An allow policy that selects a Layer 3 destination and a port range AND 2. A Layer 7 allow policy that selects a specific port within the first policy's range...

BIT-CILIUM-2024-52529 Layer 7 policy enforcement may not occur in policies with wildcarded port ranges in Cilium

Cilium is a networking, observability, and security solution with an eBPF-based dataplane. For users with the following configuration: 1. An allow policy that selects a Layer 3 destination and a port range AND 2. A Layer 7 allow policy that selects a specific port within the first policy's range...

kernel: improper input validation may lead to privilege escalation

An out-of-bounds OOB memory access flaw was found in the Linux kernel's eBPF due to an Improper Input Validation. This flaw allows a local attacker with a special privilege to crash the system or leak internal information...

CVE-2024-52529

Cilium is a networking, observability, and security solution with an eBPF-based dataplane. For users with the following configuration: 1. An allow policy that selects a Layer 3 destination and a port range AND 2. A Layer 7 allow policy that selects a specific port within the first policy's range...

CVE-2024-52529 Layer 7 policy enforcement may not occur in policies with wildcarded port ranges in Cilium

Cilium is a networking, observability, and security solution with an eBPF-based dataplane. For users with the following configuration: 1. An allow policy that selects a Layer 3 destination and a port range AND 2. A Layer 7 allow policy that selects a specific port within the first policy's range...

Low: Red Hat Security Advisory: bcc security update

An update for bcc is now available for Red Hat Enterprise Linux 9. 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 CVE lin...

ALSA-2024:9187 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...

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: 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...

ALSA-2024:9188 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...

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

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...