Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: inet: frags: dropping fraglist and conntrack references Jakub added a warning in nfconntrackcleanupnetlist to make debugging leaked skbs/conntrack references more obvious. The syzbot reports that this triggers an issue, and I can...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: net: gso: Fixed a panic that occurred when using a fraglist with mixed head allocation types. Since the commit 3dcbdb134f32 “net: gso: Fixed an error in skbsegment when splitting a gsosize mangled skb having linear-headed...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerabilities have been resolved: ipv6: avoided use-after-free in ip6fragment The blamed commit claimed that rcureadlock was held by the callers of ip6fragment. It seems not to always be true, at least for the UDP stack. syzbot reported: BUG: KASAN:...

Astra Linux – Vulnerabilities in Linux, Linux-5.10, Linux-5.15, Linux-6.1

In the Linux kernel, the following vulnerability has been resolved: kcm: Fixed a memory leak in the error path of kcmsendmsg. The syzbot reported a memory leak as follows: BUG: Memory leak Unreferenced object 0xffff88810b088c00 size 240: Comm “syz-executor186”, pid 5012, jiffies 4294943306 age...

Astra Linux – Vulnerability in Linux

A issue was discovered in the Linux kernel through version 5.11.10. In the drivers/net/ethernet/freescale/gianfar.c file of the Freescale Gianfar Ethernet driver, it was found that a negative fragment size can be calculated in situations where an rx queue overrun occurs when jumbo packets are use...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: net/mlx5e: RX, Fixed XDP multi-buf fragment counting for legacy RQ XDP multi-buf programs can modify the layout of the XDP buffer when the program calls bpfxdppulldata or bpfxdpadjusttail. The referenced commit in the fixes ta...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: xsk: Fixed the deletion of fragment nodes to prevent buffer leaks. After the commit b692bf9a7543 “xsk: Got rid of xdpbuffxsk::xskblistnode”, the listnode field is reused for both the xskb pool list and the buffer free list. This...

Astra Linux – Vulnerability in Linux

A issue was discovered on Samsung Galaxy S3 i9305 4.4.4 devices. The WEP, WPA, WPA2, and WPA3 implementations accept second or subsequent broadcast fragments even when sent in plaintext and process them as fully unfragmented frames. An adversary can exploit this vulnerability to inject arbitrary...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: net/mlx5e: RX, Fix XDP multi-buf frag counting for striding RQ XDP multi-buf programs can modify the layout of the XDP buffer when the program calls bpfxdppulldata or bpfxdpadjusttail. The referenced commit in the fixes tag...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: ext4: Fix potential null dereferencing in ext4mbinit In ext4mbinit, ext4mbavgfragmentsizedestroy may be called when sbi-smbavgfragmentsize remains uninitialized e.g., if the groupinfo slab cache allocation fails. Since...

Astra Linux – Vulnerability found in Linux 6.1, Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: inet: inetdefrag: prevent sk release while still in use The functions iplocalout and others can pass skb-sk as a function argument. If the skb is a fragment and reassembly occurs before such a function call returns, the sk must n...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: skbuff: fixed the coalescing behavior for pagepool fragment recycling. Fixed a use-after-free issue when using pagepool with page fragments. We encountered this problem during normal RX processing in the hns3 driver: 1 Initially,...

Astra Linux – Vulnerability in Linux

A vulnerability was discovered in the Linux kernel 5.8.9. The WEP, WPA, WPA2, and WPA3 implementations reassemble fragments, even though some of them were sent in plain text. This vulnerability can be exploited to inject packets and/or exfiltrate selected fragments when another device sends...

kernel: net: skbuff: propagate shared-frag marker through frag-transfer helpers

A flaw was found in the Linux kernel's networking skbuff component. When skbtrycoalesce attaches paged fragments, it can lose the SKBFLSHAREDFRAG marker. This can lead to the Encapsulating Security Payload ESP input decrypting data in place over page-cache backed fragments, potentially resulting ...

PT-2026-42182

Name of the Vulnerable Software and Affected Versions Ledger Bitcoin app versions 2.1.0 through 2.1.1 Description An address derivation issue exists due to the improper handling of miniscript policies containing the a: fragment. Attackers can craft malicious miniscript policies that cause the...

CVE-2026-48131 - VPND IKE Fragment Reassembly - Heap Out-of-Bounds Write via Sequence Number Zero

Symptoms - The VPN service may mishandle an unexpected IKE fragment value received on the IKE port 500/UDP during the early stage of a connection attempt. This can cause the service to terminate unexpectedly, resulting in denial of service temporary disruption of VPN-related functionality. - The...

SUSE-SU-2026:21817-1 Security update for the Linux Kernel (Live Patch 6 for SUSE Linux Enterprise 16)

This update for the SUSE Linux Enterprise Kernel 6.12.0-160000.27.1 fixes one security issue The following security issue was fixed: - CVE-2026-43284: xfrm: esp: avoid in-place decrypt on shared skb frags bsc1264459...

SUSE-SU-2026:21774-1 Security update for the Linux Kernel RT (Live Patch 2 for SUSE Linux Enterprise 16)

This update for the SUSE Linux Enterprise Kernel 6.12.0-160000.7.1 fixes one security issue The following security issue was fixed: - CVE-2026-43284: xfrm: esp: avoid in-place decrypt on shared skb frags bsc1264459...

SUSE-SU-2026:21806-1 Security update for the Linux Kernel (Live Patch 3 for SUSE Linux Enterprise 16)

This update for the SUSE Linux Enterprise Kernel 6.12.0-160000.8.1 fixes one security issue The following security issue was fixed: - CVE-2026-43284: xfrm: esp: avoid in-place decrypt on shared skb frags bsc1264459...

SUSE-SU-2026:1904-1 Security update for the Linux Kernel

The SUSE Linux Enterprise 12 SP5 kernel was updated to fix various security issues The following security issues were fixed: - CVE-2025-54518: x86/CPU/AMD: Prevent improper isolation of shared resources in Zen2's op cache bsc1264013. - CVE-2026-46300: net: skbuff: propagate shared-frag marker...