AZL-31150 CVE-2023-39191 affecting package kernel for versions less than 5.15.137.1-1

An improper input validation flaw was found in the eBPF subsystem in the Linux kernel. The issue occurs due to a lack of proper validation of dynamic pointers within user-supplied eBPF programs prior to executing them. This may allow an attacker with CAPBPF privileges to escalate privileges and...

UBUNTU-CVE-2023-39191

An improper input validation flaw was found in the eBPF subsystem in the Linux kernel. The issue occurs due to a lack of proper validation of dynamic pointers within user-supplied eBPF programs prior to executing them. This may allow an attacker with CAPBPF privileges to escalate privileges and...

SUSE CVE-2023-39191

An improper input validation flaw was found in the eBPF subsystem in the Linux kernel. The issue occurs due to a lack of proper validation of dynamic pointers within user-supplied eBPF programs prior to executing them. This may allow an attacker with CAPBPF privileges to escalate privileges and...

Linux kernel 安全漏洞

Linux Kernel is an open source operating system. A security vulnerability exists in the Linux Kernel eBPF processing, which can be exploited by a local attacker to submit a special request that can elevate privileges...

[SECURITY] Fedora 39 Update: cups-2.4.7-1.fc39

CUPS printing system provides a portable printing layer for UNIX=EF=BF=BD=EF=BF=BD operating systems. It has been developed by Apple Inc. to promote a standard printing solution for all UNIX vendors and users. CUPS provides the System V and Berkeley command-line interfaces...

PT-2023-9747 · Linux +2 · Linux Kernel +2

Name of the Vulnerable Software and Affected Versions: Linux kernel affected versions not specified Description: The issue is related to the BPF Berkeley Packet Filter program in the Linux kernel. When the bpf throw kfunc is called, it triggers dead code elimination in an unprecedented way, causi...

CLSA-2023-1693426883 kernel: Fix of 20 CVEs

netfilter: nftsetpipapo: fix improper element removal CVE-2023-4004 - net: tun: fix bugs for oversize packet when napi frags enabled CVE-2023-3812 - net/sched: clsfw: Fix improper refcount update leads to use-after-free CVE-2023-3776 - net/sched: schqfq: account for stab overhead in qfqenqueue...

RLSA-2023:4100 Important: bind9.16 security update

The Berkeley Internet Name Domain BIND is an implementation of the Domain Name System DNS protocols. BIND includes a DNS server named; a resolver library routines for applications to use when interfacing with DNS; and tools for verifying that the DNS server is operating correctly. Security Fixes:...

bind9.16 security update

An update is available for bind9.16. This update affects Rocky Linux 8. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from the CVE list The Berkeley Internet Name Domain BIND is an implementation of the Domain Na...

RLSA-2023:4102 Important: bind security update

The Berkeley Internet Name Domain BIND is an implementation of the Domain Name System DNS protocols. BIND includes a DNS server named; a resolver library routines for applications to use when interfacing with DNS; and tools for verifying that the DNS server is operating correctly. Security Fixes:...

Important: Red Hat Security Advisory: bind security update

An update for bind is now available for Red Hat Enterprise Linux 8.4 Advanced Mission Critical Update Support, Red Hat Enterprise Linux 8.4 Telecommunications Update Service, and Red Hat Enterprise Linux 8.4 Update Services for SAP Solutions. Red Hat Product Security has rated this update as havi...

CVE-2022-3533

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CVE-2023-0160

A deadlock flaw was found in the Linux kernel’s BPF subsystem. This flaw allows a local user to potentially crash the system...

DEBIAN-CVE-2023-0160

A deadlock flaw was found in the Linux kernel’s BPF subsystem. This flaw allows a local user to potentially crash the system...

bind: named's configured cache size limit can be significantly exceeded

A vulnerability was found in BIND. The effectiveness of the cache-cleaning algorithm used in named can be severely diminished by querying the resolver for specific RRsets in a certain order, effectively allowing the configured max-cache-size limit to exceed significantly...

[SECURITY] Fedora 37 Update: cups-2.4.6-1.fc37

CUPS printing system provides a portable printing layer for UNIX=EF=BF=BD=EF=BF=BD operating systems. It has been developed by Apple Inc. to promote a standard printing solution for all UNIX vendors and users. CUPS provides the System V and Berkeley command-line interfaces...

[SECURITY] Fedora 38 Update: cups-2.4.6-1.fc38

CUPS printing system provides a portable printing layer for UNIX=EF=BF=BD=EF=BF=BD operating systems. It has been developed by Apple Inc. to promote a standard printing solution for all UNIX vendors and users. CUPS provides the System V and Berkeley command-line interfaces...

Important: kernel

Issue Overview: A flaw was found in the x86 KVM subsystem in kvmstealtimesetpreempted in arch/x86/kvm/x86.c in the Linux kernel. Unprivileged guest users can compromise the guest kernel because TLB flush operations are mishandled in certain KVMVCPUPREEMPTED situations. CVE-2022-39189 In the Linux...

berkeley.uloop.com Cross Site Scripting vulnerability OBB-3467473

Following the coordinated and responsible vulnerability disclosure guidelines of the ISO 29147 standard, Open Bug Bounty has: a. verified the vulnerability and confirmed its existence; b. notified the website operator about its existence. Technical details of the vulnerability are currently hidde...

Cybersecurity hotlines at colleges could go a long way toward filling the skills gap

Welcome to this weeks edition of the Threat Source newsletter. I recently stumbled upon news that the University of Texas at Austin is launching a new cybersecurity clinic run by faculty and students studying security and IT at the university. This clinic offers pro-bono cybersecurity services --...