Ubuntu Pro 24.04 LTS Realtime Kernel : Linux kernel (Real-time) vulnerabilities (USN-7767-1)

"The remote Ubuntu Pro 24.04 LTS Realtime Kernel host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-7767-1 advisory. Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This...

Linux Distros Unpatched Vulnerability : CVE-2025-59691

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - PureVPN client applications on Linux through September 2025 allow IPv6 traffic to leak outside the VPN tunnel upon network events such as Wi-Fi reconnect or...

AlmaLinux 9 : kernel (ALSA-2025:15740)

The remote AlmaLinux 9 host has packages installed that are affected by a vulnerability as referenced in the ALSA-2025:15740 advisory. kernel: ipv6: mcast: Delay put pmc-idev in mlddeldelrec CVE-2025-38550 Tenable has extracted the preceding description block directly from the AlmaLinux security...

CVE-2025-20352

A vulnerability in the Simple Network Management Protocol SNMP subsystem of Cisco IOS Software and Cisco IOS XE Software could allow the following: An authenticated, remote attacker with low privileges could cause a denial of service DoS condition on an affected device that is running Cisco IOS...

Cisco Access Point Software Intermittent IPv6 Gateway Change Vulnerability

A vulnerability in the IPv6 Router Advertisement RA packet processing of Cisco Access Point Software could allow an unauthenticated, adjacent attacker to modify the IPv6 gateway on an affected device. This vulnerability is due to a logic error in the processing of IPv6 RA packets that are receive...

USN-7766-1 linux-aws-6.8, linux-gcp-6.8 vulnerabilities

Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This update corrects flaws in the following subsystems: - ARM32 architecture; - ARM64 architecture; - x86 architecture; - Compute Acceleration Framework; - Bus devices; - AM...

USN-7755-3: Linux kernel (AWS FIPS) vulnerabilities

Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This update corrects flaws in the following subsystems: - Media drivers; - SPI subsystem; - USB core drivers; - NILFS2 file system; - IPv6 networking; - Network traffic...

VulnCheck KEV: CVE-2025-20352

A vulnerability in the Simple Network Management Protocol SNMP subsystem of Cisco IOS Software and Cisco IOS XE Software could allow the following: An authenticated, remote attacker with low privileges could cause a denial of service DoS condition on an affected device that is running Cisco IOS...

PT-2025-39307

Name of the Vulnerable Software and Affected Versions Cisco IOS and IOS XE Software versions prior to IOS XE 17.15.4a Description A vulnerability exists in the Simple Network Management Protocol SNMP subsystem of Cisco IOS and IOS XE Software. This flaw, a stack overflow condition, allows an...

PT-2025-39292

Name of the Vulnerable Software and Affected Versions Cisco Access Point Software affected versions not specified Description A flaw exists in the IPv6 Router Advertisement RA packet processing that could allow an unauthenticated, adjacent attacker to modify the IPv6 gateway on an affected device...

Server-side Request Forgery (SSRF)

Overview is-localhost-ip is a Checks whether given DNS name or IPv4/IPv6 address belongs to a local machine Affected versions of this package are vulnerable to Server-side Request Forgery SSRF via the isLocalhost function which misclassifies IP addresses and allows localhost checks to be bypassed...

CVE-2025-59691

PureVPN client applications on Linux through September 2025 allow IPv6 traffic to leak outside the VPN tunnel upon network events such as Wi-Fi reconnect or system resume. In the CLI client, the VPN auto-reconnects and claims to be connected, but IPv6 traffic is no longer routed or blocked. In th...

Linux Distros Unpatched Vulnerability : CVE-2023-53343

"The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - icmp6: Fix null-ptr-deref of ip6nullentry-rt6iidev in icmp6dev. With some IPv6 Ext Hdr RPL, SRv6, etc., we can send a packet that has the link-local address as...

CVE-2025-39852

In the Linux kernel, the following vulnerability has been resolved: net/tcp: Fix socket memory leak in TCP-AO failure handling for IPv6 When tcpaocopyallmatching fails in tcpv6synrecvsock it just exits the function. This ends up causing a memory-leak: unreferenced object 0xffff0000281a8200 size...

DEBIAN-CVE-2025-39852

In the Linux kernel, the following vulnerability has been resolved: net/tcp: Fix socket memory leak in TCP-AO failure handling for IPv6 When tcpaocopyallmatching fails in tcpv6synrecvsock it just exits the function. This ends up causing a memory-leak: unreferenced object 0xffff0000281a8200 size...

AZL-67565 CVE-2025-39850 affecting package kernel 6.6.126.1-1

In the Linux kernel, the following vulnerability has been resolved: vxlan: Fix NPD in arp,neighreduce when using nexthop objects When the "proxy" option is enabled on a VXLAN device, the device will suppress ARP requests and IPv6 Neighbor Solicitation messages if it is able to reply on behalf of...

UBUNTU-CVE-2025-39850

In the Linux kernel, the following vulnerability has been resolved: vxlan: Fix NPD in arp,neighreduce when using nexthop objects When the "proxy" option is enabled on a VXLAN device, the device will suppress ARP requests and IPv6 Neighbor Solicitation messages if it is able to reply on behalf of...

CVE-2025-39852

CVE-2025-39852: Linux kernel TCP stack IPv6 TCP-AO path leaks memory when tcp_v6_syn_recv_sock() exits on error due to missing error-handling cleanup. The linked Astra/OpenSUSE advisories confirm the fix adds inet_csk_prepare_forced_close() and tcp_done() (as in the IPv4 path) to ensure the new s...

CVE-2025-39852 net/tcp: Fix socket memory leak in TCP-AO failure handling for IPv6

In the Linux kernel, the following vulnerability has been resolved: net/tcp: Fix socket memory leak in TCP-AO failure handling for IPv6 When tcpaocopyallmatching fails in tcpv6synrecvsock it just exits the function. This ends up causing a memory-leak: unreferenced object 0xffff0000281a8200 size...

CVE-2025-39852

In the Linux kernel, the following vulnerability has been resolved: net/tcp: Fix socket memory leak in TCP-AO failure handling for IPv6 When tcpaocopyallmatching fails in tcpv6synrecvsock it just exits the function. This ends up causing a memory-leak: unreferenced object 0xffff0000281a8200 size...