SUSE-SU-2026:0090-1 Security update for the Linux Kernel (Live Patch 24 for SUSE Linux Enterprise 15 SP5)

This update for the SUSE Linux Enterprise kernel 5.14.21-150500.55.97 fixes various security issues The following security issues were fixed: - CVE-2023-53574: wifi: rtw88: delete timer and free skb queue when unloading bsc1251984. - CVE-2025-38257: s390/pkey: prevent overflow in size calculation...

kernel: tls: wait for pending async decryptions if tls_strp_msg_hold fails

A vulnerability was found in tlsdecryptsg in net/tls/tlssw.c in networking subsystem in the Linux Kernel.In this flaw, If it fails to clone of the input skb to hold the reference to the memory it uses may lead a use-after-free...

CVE-2025-68765

In the Linux kernel, the following vulnerability has been resolved: mt76: mt7615: Fix memory leak in mt7615mcuwtblstaadd In mt7615mcuwtblstaadd, an skb sskb is allocated. If the subsequent call to mt76connacmcuallocwtblreq fails, the function returns an error without freeing sskb, leading to a...

CVE-2025-68765

In the Linux kernel, the following vulnerability has been resolved: mt76: mt7615: Fix memory leak in mt7615mcuwtblstaadd In mt7615mcuwtblstaadd, an skb sskb is allocated. If the subsequent call to mt76connacmcuallocwtblreq fails, the function returns an error without freeing sskb, leading to a...

CVE-2025-68765

The CVE-2025-68765 issue is in the Linux kernel’s mt7615 driver: in mt7615_mcu_wtbl_sta_add(), an skb sskb is allocated and, if mt76_connac_mcu_alloc_wtbl_req() fails, it is not freed, causing a memory leak. The published fix ensures sskb is freed via dev_kfree_skb() in the error path. Affected c...

CVE-2025-68765 mt76: mt7615: Fix memory leak in mt7615_mcu_wtbl_sta_add()

In the Linux kernel, the following vulnerability has been resolved: mt76: mt7615: Fix memory leak in mt7615mcuwtblstaadd In mt7615mcuwtblstaadd, an skb sskb is allocated. If the subsequent call to mt76connacmcuallocwtblreq fails, the function returns an error without freeing sskb, leading to a...

Linux kernel 安全漏洞

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. A security vulnerability exists in the Linux kernel that stems from the mt7615 driver's mt7615mcuwtblstaadd function failing to free the skb when allocation fails, which could...

PT-2026-4488

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A flaw exists in the Linux kernel related to Address Resolution Protocol ARP. The issue stems from an incorrect assumption within the arp create function regarding the skb-head pointer...

PT-2026-3763

Name of the Vulnerable Software and Affected Versions Linux kernel versions prior to 6.12.62 Description The Linux kernel contained a flaw within the networking subsystem related to usercopy handling. Specifically, the skbuff fclone cache was initialized without defining a usercopy region, unlike...

PT-2026-27704

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description The nci transceive function in the Linux kernel does not free memory allocated to skb socket buffer in certain error scenarios, specifically when encountering -EPROTO, -EINVAL, or -EBUSY...

PT-2026-6153

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description The Linux kernel contains a flaw within the fou module. Specifically, the FOU ATTR IPPROTO attribute should not be set to 0. When FOU ATTR IPPROTO is 0, the skb socket buffer is not...

PT-2026-8145

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description The Linux kernel contained a memory leak in the NFC LLCP Logical Link Control Protocol implementation, specifically within the nfc llcp send ui frame function. The issue stemmed from a...

SUSE CVE-2022-50829

In the Linux kernel, the following vulnerability has been resolved: wifi: ath9k: hifusb: Fix use-after-free in ath9khifusbregincb It is possible that skb is freed in ath9khtcrxmsg, then usbsubmiturb fails and we try to free skb again. It causes use-after-free bug. Moreover, if allocskb fails,...

SUSE CVE-2023-54238

In the Linux kernel, the following vulnerability has been resolved: mlx5: fix skb leak while fifo resync and push During ptp resync operation SKBs were poped from the fifo but were never freed neither by napiconsume nor by devkfreeskbany. Add call to napiconsumeskb to properly free SKBs. Another...

Unity Linux 20.1060a / 20.1070a Security Update: kernel (UTSA-2025-993137)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-993137 advisory. In the Linux kernel, the following vulnerability has been resolved: net/x25: Fix skb leak in x25lapbreceiveframe x25lapbreceiveframe using skbcopy to get a private...

Unity Linux 20.1060a / 20.1070a Security Update: kernel (UTSA-2025-993193)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-993193 advisory. In the Linux kernel, the following vulnerability has been resolved: wifi: ath9khtc: Use skbsetlength for resetting urb before resubmit Syzbot points out that skbtrim...

Unity Linux 20.1060a / 20.1070a Security Update: kernel (UTSA-2025-993087)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-993087 advisory. In the Linux kernel, the following vulnerability has been resolved: net: gso: fix ownership in udpgsosegment In udpgsosegment the skb destructor is removed before...

Unity Linux 20.1060a / 20.1070a Security Update: kernel (UTSA-2025-993157)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-993157 advisory. In the Linux kernel, the following vulnerability has been resolved: mt76: mt76x02u: fix possible memory leak in mt76x02umcusendmsg Free the skb if mt76ubulkmsg fails...

EUVD-2022-55844

In the Linux kernel, the following vulnerability has been resolved: nfc: virtualncidev: Fix memory leak in virtualncisend skb should be free in virtualncisend, otherwise kmemleak will report memleak. Steps for reproduction simulated in qemu: cd tools/testing/selftests/nci make ./ncidev BUG: memor...

EUVD-2022-55866

In the Linux kernel, the following vulnerability has been resolved: wifi: wilc1000: fix potential memory leak in wilcmacxmit The wilcmacxmit returns NETDEVTXOK without freeing skb, add devkfreeskb to fix it. Compile tested only...