Unity Linux 20.1070e Security Update: kernel (UTSA-2025-992375)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-992375 advisory. In the Linux kernel, the following vulnerability has been resolved: skbuff: skbsegment, Call zero copy functions before using skbuff frags Commit bf5c25d60861 skbuff...

kernel: skbuff: skb_segment, Call zero copy functions before using skbuff frags

In the Linux kernel, the following vulnerability has been resolved: skbuff: skbsegment, Call zero copy functions before using skbuff frags Commit bf5c25d60861 "skbuff: in skbsegment, call zerocopy functions once per nskb" added the call to zero copy functions in skbsegment. The change introduced ...

EUVD-2022-55742

In the Linux kernel, the following vulnerability has been resolved: net: stmmac: fix possible memory leak in stmmacdvrprobe The bitmapfree should be called to free priv-afxdpzcqps when createsinglethreadworkqueue fails, otherwise there will be a memory leak, so we add the err path errorwqinit to...

CVE-2022-50663

The CVE-2022-50663 entry relates to the Linux kernel net: stmmac driver. The vulnerability is a memory leak in stmmac_dvr_probe() where priv->af_xdp_zc_qps is not freed when create_singlethread_workqueue() fails; the fix adds a call to bitmap_free() and an error_wq_init path to prevent leaks. ...

EUVD-2025-201616

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 skb control block and xskcqsubmitaddrlocked relies on it to put the ume...

CVE-2025-40290

CVE-2025-40290 concerns the Linux kernel’s XSk patching path. The issue arises from storing the descriptor number in the skb control block to track umem addresses for the xsk completion queue, which is unsafe since the skb control block can be overwritten after transmission. This leads to a NULL ...

PT-2025-49421

Name of the Vulnerable Software and Affected Versions Linux kernel versions prior to 6.16.12+deb14-cloud-amd64 1 Description The Linux kernel contained a flaw in the xsk XDP socket subsystem related to descriptor number handling on completion queues. A commit 30f241fcf52a initially introduced an...

kernel: skbuff: skb_segment, Call zero copy functions before using skbuff frags

In the Linux kernel, the following vulnerability has been resolved: skbuff: skbsegment, Call zero copy functions before using skbuff frags Commit bf5c25d60861 "skbuff: in skbsegment, call zerocopy functions once per nskb" added the call to zero copy functions in skbsegment. The change introduced ...

Moderate: Red Hat Security Advisory: kernel security update

An update for kernel is now available for Red Hat Enterprise Linux 8.6 Advanced Mission Critical Update Support, Red Hat Enterprise Linux 8.6 Update Services for SAP Solutions, and Red Hat Enterprise Linux 8.6 Telecommunications Update Service. Red Hat Product Security has rated this update as...

kernel: skbuff: skb_segment, Call zero copy functions before using skbuff frags

In the Linux kernel, the following vulnerability has been resolved: skbuff: skbsegment, Call zero copy functions before using skbuff frags Commit bf5c25d60861 "skbuff: in skbsegment, call zerocopy functions once per nskb" added the call to zero copy functions in skbsegment. The change introduced ...

kernel: skbuff: skb_segment, Call zero copy functions before using skbuff frags

In the Linux kernel, the following vulnerability has been resolved: skbuff: skbsegment, Call zero copy functions before using skbuff frags Commit bf5c25d60861 "skbuff: in skbsegment, call zerocopy functions once per nskb" added the call to zero copy functions in skbsegment. The change introduced ...

kernel: skbuff: skb_segment, Call zero copy functions before using skbuff frags

In the Linux kernel, the following vulnerability has been resolved: skbuff: skbsegment, Call zero copy functions before using skbuff frags Commit bf5c25d60861 "skbuff: in skbsegment, call zerocopy functions once per nskb" added the call to zero copy functions in skbsegment. The change introduced ...

Astra Linux – Vulnerability found in Linux 6.1, Linux 6.12

In the Linux kernel, the following vulnerabilities have been resolved: tls: fixed handling of zero-length records in the rxlist Each recvmsg call must process either: - only contiguous DATA records any number of them - one non-DATA record If the next record has a different type than those that ha...

Astra Linux - уязвимость в linux-5.10

In the Linux kernel, the following vulnerability has been resolved: gve: guard XSK operations on the existence of queues This patch predicates the enabling and disabling of XSK pools on the existence of queues. As it stands, if the interface is down, disabling or enabling XSK pools would result i...

Astra Linux - уязвимость в haproxy

HAProxy 2.9.x before 2.9.10, 3.0.x before 3.0.4, and 3.1.x through 3.1-dev6 allows a remote denial of service for HTTP/2 zero-copy forwarding h2send loop under a certain set of conditions, as exploited in the wild in 2024...

kernel: tls: fix handling of zero-length records on the rx_list

In the Linux kernel, the following vulnerability has been resolved: tls: fix handling of zero-length records on the rxlist Each recvmsg call must process either - only contiguous DATA records any number of them - one non-DATA record If the next record has different type than what has already been...

kernel: tls: fix handling of zero-length records on the rx_list

In the Linux kernel, the following vulnerability has been resolved: tls: fix handling of zero-length records on the rxlist Each recvmsg call must process either - only contiguous DATA records any number of them - one non-DATA record If the next record has different type than what has already been...

CVE-2025-40046

CVE-2025-40046 is a Linux kernel vulnerability in the io_uring zcrx path. The issue arises from io_zcrx_recv_skb() double-counting desc->count when handling frag lists, causing a recv limit overrun (buffers total > requested). This could impact availability (high) with limited confidentiali...

DEBIAN-CVE-2023-53716

In the Linux kernel, the following vulnerability has been resolved: net: fix skb leak in skbtstamptx Commit 50749f2dd685 "tcp/udp: Fix memleaks of sk and zerocopy skbs with TX timestamp." added a call to skborphanfragsrx to fix leaks with zerocopy skbs. But it ended up adding a leak of its own...

DEBIAN-CVE-2023-53698

In the Linux kernel, the following vulnerability has been resolved: xsk: fix refcount underflow in error path Fix a refcount underflow problem reported by syzbot that can happen when a system is running out of memory. If xpalloctxdescs fails, and it can only fail due to not having enough memory,...