SUSE SLES15 Security Update : kernel (SUSE-SU-2026:0587-1)

The remote SUSE Linux SLES15 host has a package installed that is affected by multiple vulnerabilities as referenced in the SUSE-SU-2026:0587-1 advisory. The SUSE Linux Enterprise 15 SP7 RT kernel was updated to fix various security issues The following security issues were fixed: - CVE-2023-5401...

CVE-2025-71234

CVE-2025-71234: Linux kernel rtl8xxxu slab-out-of-bounds in rtl8xxxu_sta_add fixed by setting hw->sta_data_size to sizeof(struct rtl8xxxu_sta_info) during probe to correctly allocate per-station data. Issue caused mac80211 to access sta->drv_priv beyond allocated space; KASAN showed a slab-...

kernel: Fix of 13 CVEs

fbdev: Fix vmalloc out-of-bounds write in fastimageblit CVE-2025-38685 - cnic: Fix use-after-free bugs in cnicdeletetask CVE-2025-39945 - scsi: bfa: Double-free fix CVE-2025-38699 - fbdev: fix potential buffer overflow in doregisterframebuffer CVE-2025-38702 - scsi: ses: Fix slab-out-of-bounds in...

UBUNTU-CVE-2026-23175

In the Linux kernel, the following vulnerability has been resolved: net: cpsw: Execute ndosetrxmode callback in a work queue Commit 1767bb2d47b7 "ipv6: mcast: Don't hold RTNL for IPV6ADDMEMBERSHIP and MCASTJOINGROUP." removed the RTNL lock for IPV6ADDMEMBERSHIP and MCASTJOINGROUP operations...

CVE-2026-23206 dpaa2-switch: prevent ZERO_SIZE_PTR dereference when num_ifs is zero

In the Linux kernel, the following vulnerability has been resolved: dpaa2-switch: prevent ZEROSIZEPTR dereference when numifs is zero The driver allocates arrays for ports, FDBs, and filter blocks using kcalloc with ethsw-swattr.numifs as the element count. When the device reports zero interfaces...

CVE-2026-23203 net: cpsw_new: Execute ndo_set_rx_mode callback in a work queue

In the Linux kernel, the following vulnerability has been resolved: net: cpswnew: Execute ndosetrxmode callback in a work queue Commit 1767bb2d47b7 "ipv6: mcast: Don't hold RTNL for IPV6ADDMEMBERSHIP and MCASTJOINGROUP." removed the RTNL lock for IPV6ADDMEMBERSHIP and MCASTJOINGROUP operations...

CVE-2026-23175

In the Linux kernel, the following vulnerability has been resolved: net: cpsw: Execute ndosetrxmode callback in a work queue Commit 1767bb2d47b7 "ipv6: mcast: Don't hold RTNL for IPV6ADDMEMBERSHIP and MCASTJOINGROUP." removed the RTNL lock for IPV6ADDMEMBERSHIP and MCASTJOINGROUP operations...

CVE-2026-23175 net: cpsw: Execute ndo_set_rx_mode callback in a work queue

In the Linux kernel, the following vulnerability has been resolved: net: cpsw: Execute ndosetrxmode callback in a work queue Commit 1767bb2d47b7 "ipv6: mcast: Don't hold RTNL for IPV6ADDMEMBERSHIP and MCASTJOINGROUP." removed the RTNL lock for IPV6ADDMEMBERSHIP and MCASTJOINGROUP operations...

EUVD-2026-5868

In the Linux kernel, the following vulnerability has been resolved: net: wwan: t7xx: fix potential skb-frags overflow in RX path When receiving data in the DPMAIF RX path, the t7xxdpmaifsetfragtoskb function adds page fragments to an skb without checking if the number of fragments has exceeded...

Linux Distros Unpatched Vulnerability : CVE-2026-23203

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - net: cpswnew: Execute ndosetrxmode callback in a work queue Commit 1767bb2d47b7 ipv6: mcast: Don't hold RTNL for IPV6ADDMEMBERSHIP and MCASTJOINGROUP. removed t...

kernel: net: atlantic: fix fragment overflow handling in RX path

An out-of-bounds write vulnerability was found in the Aquantia Atlantic network driver in the Linux kernel. When receiving packets that span more than MAXSKBFRAGS 17 fragments, the driver writes beyond the skb fragment array bounds in skbaddrxfrag, causing kernel memory corruption and panic...

The vulnerability of the virtnet_rq_alloc() function in the drivers/net/virtio_net.c module of the Linux kernel’s network device support driver allows a attacker to cause a service failure.

The vulnerability of the virtnetrqalloc function in the drivers/net/virtionet.c module of the Linux kernel’s network device support driver is related to incorrect calculation of the buffer size. Exploiting this vulnerability could allow an attacker to cause a service failure...

CVE-2026-23084

In the Linux kernel, the following vulnerability has been resolved: be2net: Fix NULL pointer dereference in becmdgetmacfromlist When the parameter pmacidvalid argument of becmdgetmacfromlist is set to false, the driver may request the PMACID from the firmware of the network card, and this functio...

EUVD-2026-5492

In the Linux kernel, the following vulnerability has been resolved: net: hvnetvsc: reject RSS hash key programming without RX indirection table RSS configuration requires a valid RX indirection table. When the device reports a single receive queue, rndisfilterdeviceadd does not allocate an...

EUVD-2026-5506

In the Linux kernel, the following vulnerability has been resolved: bnxten: Fix NULL pointer crash in bnxtptpenable during error cleanup When bnxtinitone fails during initialization e.g., bnxtinitintmode returns -ENODEV, the error path calls bnxtfreehwrmresources which destroys the DMA pool and...

CVE-2026-23041

In the Linux kernel, the following vulnerability has been resolved: bnxten: Fix NULL pointer crash in bnxtptpenable during error cleanup When bnxtinitone fails during initialization e.g., bnxtinitintmode returns -ENODEV, the error path calls bnxtfreehwrmresources which destroys the DMA pool and...

Linux Distros Unpatched Vulnerability : CVE-2026-23054

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - net: hvnetvsc: reject RSS hash key programming without RX indirection table RSS configuration requires a valid RX indirection table. When the device reports a...

CVE-2026-23023

In the Linux kernel, the following vulnerability has been resolved: idpf: fix memory leak in idpfvportrel Free vport-rxptypelkup in idpfvportrel to avoid leaking memory during a reset. Reported by kmemleak: unreferenced object 0xff450acac838a000 size 4096: comm "kworker/u258:5", pid 7732, jiffies...

CVE-2026-23035

In the Linux kernel, the following vulnerability has been resolved: net/mlx5e: Pass netdev to mlx5edestroynetdev instead of priv mlx5epriv is an unstable structure that can be memset0 if profile attaching fails. Pass netdev to mlx5edestroynetdev to guarantee it will work on a valid netdev. On...

CVE-2026-23022

The CVE-2026-23022 issue affects the Linux kernel’s idpf driver. It fixes a memory leak in idpf_vc_core_deinit() where hw->lan_regs was not freed, reported by kmemleak during reset. The root cause is a missing free in the deinitialization path of idpf_vc_core, leading to unreferenced memory be...