kernel: ipv6: use RCU in ip6_output()

A use-after-free flaw was found in ip6finishoutput2 in net/ipv6/ip6output.c in ipv6 access. This flaw could allow an attacker to crash the system at device disconnect. This vulnerability could even lead to a kernel information leak problem...

Unity Linux 20.1070a Security Update: kernel (UTSA-2026-013045)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-013045 advisory. In the Linux kernel, the following vulnerability has been resolved: net: read sk-skfamily once in skmcloop syzbot is playing with IPV6ADDRFORM quite a lot these days...

Moderate: kernel-rt security update

The kernel-rt packages provide the Real Time Linux Kernel, which enables fine-tuning for systems with extremely high determinism requirements. Security Fixes: kernel: vsock/vmci: Clear the vmci transport packet properly when initializing it CVE-2025-38403 kernel: net: use dstdevrcu in sksetupcaps...

RLSA-2026:1690 Important: kernel security update

The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: Linux kernel: irqchip/gic-v2m use-after-free vulnerability CVE-2025-37819 kernel: RDMA/core: Fix "KASAN: slab-use-after-free Read in ibregisterdevice" problem CVE-2025-38022 kernel: Linux...

Unity Linux 20.1050e / 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-000726)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-000726 advisory. The ip6appenddatamtu function in net/ipv6/ip6output.c in the IPv6 implementation in the Linux kernel through 3.10.3 does not properly maintain information about...

EUVD-2023-60376

In the Linux kernel, the following vulnerability has been resolved: ipv6: Fix an uninit variable access bug in ip6makeskb Syzbot reported a bug as following: ===================================================== BUG: KMSAN: uninit-value in archatomic64inc arch/x86/include/asm/atomic6464.h:88 inli...

SUSE CVE-2025-40158

In the Linux kernel, the following vulnerability has been resolved: ipv6: use RCU in ip6output Use RCU in ip6output in order to use dstdevrcu to prevent possible UAF. We can remove rcureadlock/rcureadunlock pairs from ip6finishoutput2...

AZL-70025 CVE-2025-40158 affecting package kernel 6.6.126.1-1

In the Linux kernel, the following vulnerability has been resolved: ipv6: use RCU in ip6output Use RCU in ip6output in order to use dstdevrcu to prevent possible UAF. We can remove rcureadlock/rcureadunlock pairs from ip6finishoutput2...

CVE-2025-40158

In the Linux kernel, the following vulnerability has been resolved: ipv6: use RCU in ip6output Use RCU in ip6output in order to use dstdevrcu to prevent possible UAF. We can remove rcureadlock/rcureadunlock pairs from ip6finishoutput2...

Linux Distros Unpatched Vulnerability : CVE-2025-40158

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - ipv6: use RCU in ip6output Use RCU in ip6output in order to use dstdevrcu to prevent possible UAF. We can remove rcureadlock/rcureadunlock pairs from...

CVE-2023-53365 ip6mr: Fix skb_under_panic in ip6mr_cache_report()

In the Linux kernel, the following vulnerability has been resolved: ip6mr: Fix skbunderpanic in ip6mrcachereport skbuff: skbunderpanic: text:ffffffff88771f69 len:56 put:-4 head:ffff88805f86a800 data:ffff887f5f86a850 tail:0x88 end:0x2c0 dev:pim6reg ------------ cut here ------------ kernel BUG at...

Linux Distros Unpatched Vulnerability : CVE-2021-45485

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - In the IPv6 implementation in the Linux kernel before 5.13.3, net/ipv6/outputcore.c has an information leak because of certain use of a hash table which, althou...

kernel: ipvlan: Dont Use skb->sk in ipvlan_process_v{4,6}_outbound

In the Linux kernel, the following vulnerability has been resolved: ipvlan: Dont Use skb-sk in ipvlanprocessv4,6outbound Raw packet from PFPACKET socket ontop of an IPv6-backed ipvlan device will hit WARNONONCE in skmcloop through schdirectxmit path. WARNING: CPU: 2 PID: 0 at net/core/sock.c:775...

CLSA-2024-1718973513 Fix of 21 CVEs

CVE-url: https://ubuntu.com/security/CVE-2024-26777 - fbdev: sis: Error out if pixclock equals zero CVE-url: https://ubuntu.com/security/CVE-2021-47542 - net: qlogic: qlcnic: Fix a NULL pointer dereference in qlcnic83xxaddrings CVE-url: https://ubuntu.com/security/CVE-2021-47518 - nfc: fix...