CVE-2026-63821 wifi: rtw88: usb: fix memory leaks on USB write failures

In the Linux kernel, the following vulnerability has been resolved: wifi: rtw88: usb: fix memory leaks on USB write failures When rtwusbwriteport fails to submit a USB Request Block URB e.g., due to device disconnect or ENOMEM, the completion callback is never executed. Currently, the driver...

PT-2026-61341

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A flaw exists in the TCP implementation where a stale per-CPU tcp tw isn variable can leak, enabling Initial Sequence Number ISN prediction. The issue occurs because the system assumes t...

PT-2026-61434

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A slab-use-after-free issue exists in the ieee80211 prepare and rx handle function. The ieee80211 invoke fast rx function reads RX status via IEEE80211 SKB RXCBskb, which shares the same...

CVE-2026-53088 net: bcmgenet: fix off-by-one in bcmgenet_put_txcb

In the Linux kernel, the following vulnerability has been resolved: net: bcmgenet: fix off-by-one in bcmgenetputtxcb The writeptr points to the next open txcb. We want to return the txcb that gets rewinded, so we must rewind the pointer first then return the txcb that it points to. That way the...

EUVD-2026-38956

In the Linux kernel, the following vulnerability has been resolved: net: bcmgenet: fix off-by-one in bcmgenetputtxcb The writeptr points to the next open txcb. We want to return the txcb that gets rewinded, so we must rewind the pointer first then return the txcb that it points to. That way the...

CVE-2026-53088

CVE-2026-53088 affects the Linux kernel bcmgenet network driver. The root cause is an off-by-one error in bcmgenet_put_txcb where write_ptr points to the next open tx_cb; the code must rewind the pointer before returning the tx_cb to ensure proper cleanup. Exploitation details are not provided in...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: scsi: qla2xxx: The payload size has been sanitized to prevent member overflow. In functions qla27xxcopyfpinpkt and qla27xxcopymultiplepkt, the framesize reported by the firmware is used to calculate the copy length for the...

PT-2026-51982

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An off-by-one error exists in the bcmgenet put txcb function. The write ptr points to the next open tx cb, but the function must rewind the pointer before returning the tx cb to ensure i...

OESA-2026-2685 giflib security update

giflib is a library of gif images and provides utilities for processing images. Security Fixes: Buffer Overflow vulnerability in giflib v.5.2.2 allows a remote attacker to cause a denial of service via the EGifGCBToExtension overwriting an existing Graphic Control Extension block without validati...

kernel: ipv6: icmp: clear skb2->cb[] in ip6_err_gen_icmpv6_unreach()

A flaw was found in the Linux kernel's IPv6 ICMP error generation. A remote attacker could send a specially crafted IPv4 ICMP error packet with a Common Internet Protocol Security Option CIPSO IP option. This could lead to incorrect handling of packet control block data when generating an IPv6 IC...

CVE-2026-46071

A flaw was found in the Linux kernel's Kernel-based Virtual Machine KVM subsystem, specifically affecting its nested virtualization nSVM capabilities. The issue arises from incorrect handling of Virtual Machine Control Block Last Branch Record VMCBLBR data when copied to vmcb12, an operation that...

EUVD-2026-32453

In the Linux kernel, the following vulnerability has been resolved: KVM: nSVM: Avoid clearing VMCBLBR in vmcb12 svmcopylbrs always marks VMCBLBR dirty in the destination VMCB. However, nestedsvmvmexit uses it to copy LBRs to vmcb12, and clearing clean bits in vmcb12 is not architecturally defined...

CVE-2026-46071 KVM: nSVM: Avoid clearing VMCB_LBR in vmcb12

In the Linux kernel, the following vulnerability has been resolved: KVM: nSVM: Avoid clearing VMCBLBR in vmcb12 svmcopylbrs always marks VMCBLBR dirty in the destination VMCB. However, nestedsvmvmexit uses it to copy LBRs to vmcb12, and clearing clean bits in vmcb12 is not architecturally defined...

EUVD-2026-32441

In the Linux kernel, the following vulnerability has been resolved: KVM: nSVM: Always use NextRIP as vmcb02's NextRIP after first L2 VMRUN For guests with NRIPS disabled, L1 does not provide NextRIP when running an L2 with an injected soft interrupt, instead it advances the current RIP before...

CVE-2026-46071

In the Linux kernel, the following vulnerability has been resolved: KVM: nSVM: Avoid clearing VMCBLBR in vmcb12 svmcopylbrs always marks VMCBLBR dirty in the destination VMCB. However, nestedsvmvmexit uses it to copy LBRs to vmcb12, and clearing clean bits in vmcb12 is not architecturally defined...

Linux Distros Unpatched Vulnerability : CVE-2026-46071

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - KVM: nSVM: Avoid clearing VMCBLBR in vmcb12 svmcopylbrs always marks VMCBLBR dirty in the destination VMCB. However, nestedsvmvmexit uses it to copy LBRs to...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: net: bcmasp: A memory leak occurs when disabling an interface. When disabling the TX rings, we flush those rings but forget to reclaim the flushed packets. This leads to a memory leak, as we do not free the DMA-mapped buffers. Th...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: xsk: Avoid data corruption on cq descriptor number Since commit 30f241fcf52a “xsk: Fix immature cq descriptor production”, the descriptor number is stored in the skb control block, and xskcqsubmitaddrlocked relies on it to place...

CVE-2026-43133

In the Linux kernel, the following vulnerability has been resolved: KVM: nSVM: Always use vmcb01 in VMLOAD/VMSAVE emulation Commit cc3ed80ae69f "KVM: nSVM: always use vmcb01 to for vmsave/vmload of guest state" made KVM always use vmcb01 for the fields controlled by VMSAVE/VMLOAD, but it missed...

SUSE CVE-2026-43037

In the Linux kernel, the following vulnerability has been resolved: ip6tunnel: clear skb2-cb in ip4ip6err Oskar Kjos reported the following problem. ip4ip6err calls icmpsend on a cloned skb whose cb was written by the IPv6 receive path as struct inet6skbparm. icmpsend passes IPCBskb2 to...