RHEL 9 : kernel-rt (RHSA-2024:5673)

The remote Redhat Enterprise Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2024:5673 advisory. The kernel-rt packages provide the Real Time Linux Kernel, which enables fine-tuning for systems with extremely high determinism requirement...

Important: Red Hat Security Advisory: kernel-rt security update

An update for kernel-rt is now available for Red Hat Enterprise Linux 9.2 Extended Update Support. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available f...

The vulnerability of the may_update_sockmap() function in the BPF subsystem of the Linux operating system allows a attacker to compromise the integrity of the protected information.

The vulnerability of the mayupdatesockmap function in the kernel/bpf/verifier.c module of the BPF subsystem of the Linux operating system is related to insufficient privilege checks. Exploiting this vulnerability could allow an attacker to compromise the integrity of protected information...

SUSE CVE-2024-41048

In the Linux kernel, the following vulnerability has been resolved: skmsg: Skip zero length skb in skmsgrecvmsg When running BPF selftests ./testprogs -t sockmapbasic on a Loongarch platform, the following kernel panic occurs: ... Oops1: CPU: 22 PID: 2824 Comm: testprogs Tainted: G OE 6.10.0-rc2+...

CBL Mariner 2.0 Security Update: kernel (CVE-2024-38662)

The version of kernel installed on the remote CBL Mariner 2.0 host is prior to tested version. It is, therefore, affected by a vulnerability as referenced in the CVE-2024-38662 advisory. - In the Linux kernel, the following vulnerability has been resolved: bpf: Allow delete from sockmap/sockhash...

DEBIAN-CVE-2024-41048

In the Linux kernel, the following vulnerability has been resolved: skmsg: Skip zero length skb in skmsgrecvmsg When running BPF selftests ./testprogs -t sockmapbasic on a Loongarch platform, the following kernel panic occurs: ... Oops1: CPU: 22 PID: 2824 Comm: testprogs Tainted: G OE 6.10.0-rc2+...

UBUNTU-CVE-2024-41048

In the Linux kernel, the following vulnerability has been resolved: skmsg: Skip zero length skb in skmsgrecvmsg When running BPF selftests ./testprogs -t sockmapbasic on a Loongarch platform, the following kernel panic occurs: ... Oops1: CPU: 22 PID: 2824 Comm: testprogs Tainted: G OE 6.10.0-rc2+...

CVE-2024-38662

In the Linux kernel, the following vulnerability has been resolved: bpf: Allow delete from sockmap/sockhash only if update is allowed We have seen an influx of syzkaller reports where a BPF program attached to a tracepoint triggers a locking rule violation by performing a mapdelete on a...

AZL-42842 CVE-2024-38662 affecting package kernel for versions less than 5.15.162.2-1

In the Linux kernel, the following vulnerability has been resolved: bpf: Allow delete from sockmap/sockhash only if update is allowed We have seen an influx of syzkaller reports where a BPF program attached to a tracepoint triggers a locking rule violation by performing a mapdelete on a...

AZL-42847 CVE-2024-38662 affecting package kernel for versions less than 6.6.35.1-4

In the Linux kernel, the following vulnerability has been resolved: bpf: Allow delete from sockmap/sockhash only if update is allowed We have seen an influx of syzkaller reports where a BPF program attached to a tracepoint triggers a locking rule violation by performing a mapdelete on a...

UBUNTU-CVE-2024-38662

In the Linux kernel, the following vulnerability has been resolved: bpf: Allow delete from sockmap/sockhash only if update is allowed We have seen an influx of syzkaller reports where a BPF program attached to a tracepoint triggers a locking rule violation by performing a mapdelete on a...

CVE-2024-38662

In the Linux kernel, the following vulnerability has been resolved: bpf: Allow delete from sockmap/sockhash only if update is allowed We have seen an influx of syzkaller reports where a BPF program attached to a tracepoint triggers a locking rule violation by performing a mapdelete on a...

CVE-2024-38662 bpf: Allow delete from sockmap/sockhash only if update is allowed

In the Linux kernel, the following vulnerability has been resolved: bpf: Allow delete from sockmap/sockhash only if update is allowed We have seen an influx of syzkaller reports where a BPF program attached to a tracepoint triggers a locking rule violation by performing a mapdelete on a...

CVE-2024-38662 bpf: Allow delete from sockmap/sockhash only if update is allowed

In the Linux kernel, the following vulnerability has been resolved: bpf: Allow delete from sockmap/sockhash only if update is allowed We have seen an influx of syzkaller reports where a BPF program attached to a tracepoint triggers a locking rule violation by performing a mapdelete on a...

CVE-2024-38662

CVE-2024-38662 affects the Linux kernel (BPF) where deletion from sockmap/sockhash is allowed only if the program was previously allowed to update that map. The issue arises when a BPF program attached to a tracepoint performs map_delete on these maps, triggering a locking-rule violation. The ver...

CVE-2023-52735

In the Linux kernel, the following vulnerability has been resolved: bpf, sockmap: Don't let sockmapclose,destroy,unhash call itself sockmap proto callbacks should never call themselves by design. Protect against bugs like 1 and break out of the recursive loop to avoid a stack overflow in favor of...

SUSE CVE-2023-52735

In the Linux kernel, the following vulnerability has been resolved: bpf, sockmap: Don't let sockmapclose,destroy,unhash call itself sockmap proto callbacks should never call themselves by design. Protect against bugs like 1 and break out of the recursive loop to avoid a stack overflow in favor of...

CVE-2021-47298

In the Linux kernel, the following vulnerability has been resolved: bpf, sockmap: Fix potential memory leak on unlikely error case If skblinearize is needed and fails we could leak a msg on the error handling. To fix ensure we kfree the msg block before returning error. Found during code review...

SUSE CVE-2021-47298

In the Linux kernel, the following vulnerability has been resolved: bpf, sockmap: Fix potential memory leak on unlikely error case If skblinearize is needed and fails we could leak a msg on the error handling. To fix ensure we kfree the msg block before returning error. Found during code review...

CVE-2023-52735

In the Linux kernel, the following vulnerability has been resolved: bpf, sockmap: Don't let sockmapclose,destroy,unhash call itself sockmap proto callbacks should never call themselves by design. Protect against bugs like 1 and break out of the recursive loop to avoid a stack overflow in favor of...