CVE-2026-43254

In the Linux kernel, the following vulnerability has been resolved: ovpn: tcp - fix packet extraction from stream When processing TCP stream data in ovpntcprecv, we receive large cloned skbs from strprcv that may contain multiple coalesced packets. The current implementation has two bugs: 1...

CVE-2026-43244 kcm: fix zero-frag skb in frag_list on partial sendmsg error

In the Linux kernel, the following vulnerability has been resolved: kcm: fix zero-frag skb in fraglist on partial sendmsg error Syzkaller reported a warning in kcmwritemsgs when processing a message with a zero-fragment skb in the fraglist. When kcmsendmsg fills MAXSKBFRAGS fragments in the curre...

CVE-2026-43238 net/sched: act_skbedit: fix divide-by-zero in tcf_skbedit_hash()

In the Linux kernel, the following vulnerability has been resolved: net/sched: actskbedit: fix divide-by-zero in tcfskbedithash Commit 38a6f0865796 "net: sched: support hash selecting tx queue" added SKBEDITFTXQSKBHASH support. The inclusive range size is computed as: mappingmod = queuemappingmax...

CVE-2026-43164 udplite: Fix null-ptr-deref in __udp_enqueue_schedule_skb().

In the Linux kernel, the following vulnerability has been resolved: udplite: Fix null-ptr-deref in udpenqueuescheduleskb. syzbot reported null-ptr-deref of udpsksk-udpprodqueue. 0 Since the cited commit, udplibinitsock can fail, as can udpinitsock and udpv6initsock. Let's handle the error in...

kernel: can: raw: fix ro->uniq use-after-free in raw_rcv()

A flaw was found in the Linux kernel's Controller Area Network CAN raw socket implementation. A use-after-free vulnerability can occur due to a timing window during the unregistration of CAN receive filters, allowing a freed memory region to be accessed. This could lead to system instability or a...

CVE-2026-43098 nfc: s3fwrn5: allocate rx skb before consuming bytes

In the Linux kernel, the following vulnerability has been resolved: nfc: s3fwrn5: allocate rx skb before consuming bytes s3fwrn82uartread reports the number of accepted bytes to the serdev core. The current code consumes bytes into recvskb and may already deliver a complete frame before allocatin...

CVE-2026-43092

In the Linux kernel, the following vulnerability has been resolved: xsk: validate MTU against usable frame size on bind AFXDP bind currently accepts zero-copy pool configurations without verifying that the device MTU fits into the usable frame space provided by the UMEM chunk. This becomes a...

CVE-2026-43092

In the Linux kernel, the following vulnerability has been resolved: xsk: validate MTU against usable frame size on bind AFXDP bind currently accepts zero-copy pool configurations without verifying that the device MTU fits into the usable frame space provided by the UMEM chunk. This becomes a...

CVE-2026-43088

In the Linux kernel, the following vulnerability has been resolved: net: afkey: zero aligned sockaddr tail in PFKEY exports PFKEY export paths use pfkeysockaddrsize when reserving sockaddr payload space, so IPv6 addresses occupy 32 bytes on the wire. However, pfkeysockaddrfill initializes only th...

CVE-2026-43088

CVE-2026-43088 (Linux kernel) affects PF_KEY export paths in the net: af_key code, where IPv6 sockaddr payloads were not fully initialized in certain export messages (SADB_ACQUIRE, SADB_X_NAT_T_NEW_MAPPING, SADB_X_MIGRATE). The issue arises because pfkey_sockaddr_size() reserves 32 bytes for IPv6...

SUSE CVE-2026-43011

In the Linux kernel, the following vulnerability has been resolved: net/x25: Fix potential double free of skb When allocskb fails in x25queuerxframe it calls kfreeskbskb at line 48 and returns 1 error. This error propagates back through the call chain: x25queuerxframe returns 1 | v x25state3machi...

SUSE CVE-2026-43023

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: SCO: fix race conditions in scosockconnect scosockconnect checks skstate and sktype without holding the socket lock. Two concurrent connect syscalls on the same socket can both pass the check and enter scoconnect,...

SUSE CVE-2026-43038

In the Linux kernel, the following vulnerability has been resolved: ipv6: icmp: clear skb2-cb in ip6errgenicmpv6unreach Sashiko AI-review observed: In ip6errgenicmpv6unreach, the skb is an outer IPv4 ICMP error packet where its cb contains an IPv4 inetskbparm. When skb is cloned into skb2 and...

PT-2026-37910

Vulnerability in the Java SE product of Oracle Java SE component: JSSE. Supported versions that are affected are Java SE: 11.0.6 and 14. Easily exploitable vulnerability allows unauthenticated attacker with network access via HTTPS to compromise Java SE. Successful attacks of this vulnerability c...

PT-2026-37690

Vulnerability in the Java SE product of Oracle Java SE component: JSSE. Supported versions that are affected are Java SE: 11.0.5 and 13.0.1. Difficult to exploit vulnerability allows unauthenticated attacker with network access via HTTPS to compromise Java SE. Successful attacks of this...

PT-2026-37594

In the Linux kernel, the following vulnerability has been resolved: ovpn: tcp - fix packet extraction from stream When processing TCP stream data in ovpn tcp recv, we receive large cloned skbs from strp rcv that may contain multiple coalesced packets. The current implementation has two bugs: 1...

PT-2026-37411

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A potential NULL pointer dereference exists in the Linux kernel within the IPv6 IOAM In-situ Operations, Administration, and Maintenance component. The issue occurs in the ioam6 fill tra...

PT-2026-37556

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A deadlock can occur in the Linux kernel when skb may tx timestamp acquires sock::sk callback lock within an IRQ Interrupt Request context. While softirq is permissible, taking this lock...

PT-2026-37897

Vulnerability in the Java SE product of Oracle Java SE component: JSSE. Supported versions that are affected are Java SE: 11.0.5 and 13.0.1. Difficult to exploit vulnerability allows unauthenticated attacker with network access via HTTPS to compromise Java SE. Successful attacks of this...

Linux Distros Unpatched Vulnerability : CVE-2026-43216

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - net: Drop the lock in skbmaytxtimestamp skbmaytxtimestamp may acquire sock::skcallbacklock. The lock must not be taken in IRQ context, only softirq is okay. A f...