CLSA-2026-1792752282 kernel: Fix of 90 CVEs

can: esdusb: kill anchored URBs before freeing netdevs CVE-2026-64585 - ext4: fix kernel BUG in ext4writeinlinedataend CVE-2026-74308 - netfilter: ip6tables: mark malformed IPv6 extension headers for hotdrop CVE-2026-72348 - xfrm6: clear dst.dev on error to avoid double netdevput in xfrm6filldst...

PT-2026-106570

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the IPv6 XFRM implementation where the functions xfrm6 local rxpmtu and xfrm6 local error dereference skb-sk assuming it always points to a full IPv6 socket. In certai...

PT-2026-106693

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A use-after-free issue exists in the Linux kernel during bundle creation. The functions xfrm bundle create and xfrm create dummy bundle read dst-dev into a local pointer without acquirin...

PT-2026-115720

In the Linux kernel, the following vulnerability has been resolved: ipv6: xfrm: use full sockets in local error paths xfrm6 local rxpmtu and xfrm6 local error dereference skb-sk as if it always pointed at a full IPv6 socket. That is not guaranteed. TCP SYN-ACK skbs can be owned by a TCP NEW SYN...

Linux Distros Unpatched Vulnerability : CVE-2026-89783

"The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - xfrm6: fix out-of-bounds write in xfrm6inputaddr when secpath is full The depth check in xfrm6inputaddr is off by one: if 1 + sp-len == XFRMMAXDEPTH goto drop;...

SUSE CVE-2026-89783

In the Linux kernel, the following vulnerability has been resolved: xfrm6: fix out-of-bounds write in xfrm6inputaddr when secpath is full The depth check in xfrm6inputaddr is off by one: if 1 + sp-len == XFRMMAXDEPTH goto drop; ... sp-xvecsp-len++ = x; xfrminput can leave sp-len == XFRMMAXDEPTH,...

CVE-2026-89783

In the Linux kernel, the following vulnerability has been resolved: xfrm6: fix out-of-bounds write in xfrm6inputaddr when secpath is full The depth check in xfrm6inputaddr is off by one: if 1 + sp-len == XFRMMAXDEPTH goto drop; ... sp-xvecsp-len++ = x; xfrminput can leave sp-len == XFRMMAXDEPTH,...

PT-2026-93389

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An out-of-bounds write exists in the xfrm6 input addr function. The issue occurs when the secpath is full, caused by an off-by-one error in the depth check. When the transport-mode recei...

CVE-2026-64580

In the Linux kernel, the following vulnerability has been resolved: xfrm6: clear dst.dev on error to avoid double netdevput in xfrm6filldst On the error path where in6devgetdev returns NULL, xfrm6filldst releases the device reference with netdevput but leaves xdst-u.dst.dev set. dstdestroy later...

PT-2026-68081

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the xfrm6 fill dst function where the dst.dev is not cleared during an error path when in6 dev getdev returns NULL. In this scenario, the function releases the device...

CVE-2026-46172

In the Linux kernel, the following vulnerability has been resolved: ipv6: xfrm6: release dst on error in xfrm6rcvencap xfrm6rcvencap performs an IPv6 route lookup when the skb does not already have a dst attached. ip6routeinputlookup returns a referenced dst entry even when the lookup resolves to...

CVE-2026-46172 ipv6: xfrm6: release dst on error in xfrm6_rcv_encap()

In the Linux kernel, the following vulnerability has been resolved: ipv6: xfrm6: release dst on error in xfrm6rcvencap xfrm6rcvencap performs an IPv6 route lookup when the skb does not already have a dst attached. ip6routeinputlookup returns a referenced dst entry even when the lookup resolves to...

CVE-2026-46172: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: ipv6: xfrm6: release dst on error in xfrm6rcvencap xfrm6rcvencap performs an IPv6 route lookup when the skb does not already have a dst attached. ip6routeinputlookup returns a referenced dst entry even when the lookup resolves to...

Linux Kernel Security Vulnerabilities

The Linux kernel is the core of the open-source operating system Linux, developed by the Linux Foundation in the United States. There is a security vulnerability in the Linux kernel, which stems from an error in the xfrm6rcvencap function within ipv6 xfrm6. This error fails to release the dst...

EUVD-2026-27698

In the Linux kernel, the following vulnerability has been resolved: xfrm6: fix uninitialized saddr in xfrm6getsaddr xfrm6getsaddr does not check the return value of ipv6devgetsaddr. When ipv6devgetsaddr fails to find a suitable source address returns -EADDRNOTAVAIL, saddr-in6 is left uninitialize...

CVE-2026-43139 xfrm6: fix uninitialized saddr in xfrm6_get_saddr()

In the Linux kernel, the following vulnerability has been resolved: xfrm6: fix uninitialized saddr in xfrm6getsaddr xfrm6getsaddr does not check the return value of ipv6devgetsaddr. When ipv6devgetsaddr fails to find a suitable source address returns -EADDRNOTAVAIL, saddr-in6 is left uninitialize...

CVE-2026-43139

In the Linux kernel, the following vulnerability has been resolved: xfrm6: fix uninitialized saddr in xfrm6getsaddr xfrm6getsaddr does not check the return value of ipv6devgetsaddr. When ipv6devgetsaddr fails to find a suitable source address returns -EADDRNOTAVAIL, saddr-in6 is left uninitialize...

CVE-2026-43139: Use of Uninitialized Resource

In the Linux kernel, the following vulnerability has been resolved: xfrm6: fix uninitialized saddr in xfrm6getsaddr xfrm6getsaddr does not check the return value of ipv6devgetsaddr. When ipv6devgetsaddr fails to find a suitable source address returns -EADDRNOTAVAIL, saddr-in6 is left uninitialize...

PT-2026-37479

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description The xfrm6 get saddr function fails to check the return value of ipv6 dev get saddr. If ipv6 dev get saddr cannot find a suitable source address and returns -EADDRNOTAVAIL, the saddr-in6...

Linux xfrm6 Component DoS

The vulnerability of the xfrm6getsaddr function in the xfrm6 component of the Linux operating system is related to the assignment of the NULL pointer. Exploiting this vulnerability could allow an attacker to cause a service failure...