PT-2025-44118

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description The Linux kernel contains a flaw within the BPF verifier in the check alu op function. The verifier incorrectly performs scalar adjustments for BPF NEG operations when the destination...

Buffer overflow in the slc_add_reply function in various BSD-based Telnet clients, when handling LINEMODE suboptions, allows remote attackers to execute arbitrary code via a reply with a large number of Set Local Character (SLC) commands.

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CVE-2025-39917

In the Linux kernel, the following vulnerability has been resolved: bpf: Fix out-of-bounds dynptr write in bpfcryptocrypt Stanislav reported that in bpfcryptocrypt the destination dynptr's size is not validated to be at least as large as the source dynptr's size before calling into the crypto...

CVE-2025-39913

In the Linux kernel, the following vulnerability has been resolved: tcpbpf: Call skmsgfree when tcpbpfsendverdict fails to allocate psock-cork. syzbot reported the splat below. 0 The repro does the following: 1. Load a skmsg prog that calls bpfmsgcorkbytesmsg, corkbytes 2. Attach the prog to a...

Important: kernel6.12

Issue Overview: In the Linux kernel, the following vulnerability has been resolved: net: fix NULL pointer dereference in l3mdevl3rcv CVE-2025-22103 In the Linux kernel, the following vulnerability has been resolved: ext4: avoid journaling sb update on error if journal is destroying CVE-2025-22113...

bpf: Guard stack limits against 32bit overflow

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PT-2025-46598

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description The Linux kernel’s BPF subsystem contains an issue where the expected attach type is not properly enforced for tailcall compatibility. A fuzzer tool discovered an uninitialized pointer...

SUSE-SU-2025:03301-1 Security update for the Linux Kernel

The SUSE Linux Enterprise 15 SP6 kernel was updated to receive various security bugfixes. The following security bugs were fixed: - CVE-2024-46733: btrfs: fix qgroup reserve leaks in cowfilerange bsc1230708. - CVE-2024-49996: cifs: Fix buffer overflow when parsing NFS reparse points bsc1232089. -...

CVE-2025-39886

CVE-2025-39886 in the Linux kernel relates to a locking issue triggered when bpf_map_kmalloc_node() is called from __bpf_async_init(), potentially affecting memcg accounting and causing MEMCG_MAX events. The documented fix changes the bpf_timer_init() path to use allow_spinning=false and, per ups...

CVE-2025-39886 bpf: Tell memcg to use allow_spinning=false path in bpf_timer_init()

In the Linux kernel, the following vulnerability has been resolved: bpf: Tell memcg to use allowspinning=false path in bpftimerinit Currently, calling bpfmapkmallocnode from bpfasyncinit can cause various locking issues; see the following stack trace edited for style as one example: ... 10.011566...

SUSE CVE-2023-53338

In the Linux kernel, the following vulnerability has been resolved: lwt: Fix return values of BPF xmit ops BPF encap ops can return different types of positive values, such like NETRXDROP, NETXMITCN, NETDEVTXBUSY, and so on, from function skbdoredirect and bpflwtxmitreroute. At the xmit hook, suc...

CVE-2023-53338

In the Linux kernel, the following vulnerability has been resolved: lwt: Fix return values of BPF xmit ops BPF encap ops can return different types of positive values, such like NETRXDROP, NETXMITCN, NETDEVTXBUSY, and so on, from function skbdoredirect and bpflwtxmitreroute. At the xmit hook, suc...

DEBIAN-CVE-2023-53338

In the Linux kernel, the following vulnerability has been resolved: lwt: Fix return values of BPF xmit ops BPF encap ops can return different types of positive values, such like NETRXDROP, NETXMITCN, NETDEVTXBUSY, and so on, from function skbdoredirect and bpflwtxmitreroute. At the xmit hook, suc...

CVE-2023-53338

In the Linux kernel, the following vulnerability has been resolved: lwt: Fix return values of BPF xmit ops BPF encap ops can return different types of positive values, such like NETRXDROP, NETXMITCN, NETDEVTXBUSY, and so on, from function skbdoredirect and bpflwtxmitreroute. At the xmit hook, suc...

[SECURITY] Fedora 41 Update: cups-2.4.14-1.fc41

CUPS printing system provides a portable printing layer for UNIX=C2=AE operating systems. It has been developed by Apple Inc. to promote a standard printing solution for all UNIX vendors and users. CUPS provides the System V and Berkeley command-line interfaces...

Important: kernel

Issue Overview: In the Linux kernel, the following vulnerability has been resolved: ACPI: processor: idle: Check acpifetchacpidev return value CVE-2022-50327 In the Linux kernel, the following vulnerability has been resolved: bpf: Fix helper writes to read-only maps CVE-2024-49861 In the Linux...

PT-2025-46618

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description The Linux kernel contains a flaw related to the BPF verifier. Specifically, a verifier bug could occur when a bpf scc visit instance was missing on a speculative path during execution...

SUSE CVE-2025-39748

In the Linux kernel, the following vulnerability has been resolved: bpf: Forget ranges when refining tnum after JSET Syzbot reported a kernel warning due to a range invariant violation on the following BPF program. 0: call bpfgetnetnscookie 1: if r0 == 0 goto 2: if r0 & Oxffffffff goto The issue ...

CVE-2023-53221 bpf: Fix memleak due to fentry attach failure

In the Linux kernel, the following vulnerability has been resolved: bpf: Fix memleak due to fentry attach failure If it fails to attach fentry, the allocated bpf trampoline image will be left in the system. That can be verified by checking /proc/kallsyms. This meamleak can be verified by a simple...

DEBIAN-CVE-2022-50253

In the Linux kernel, the following vulnerability has been resolved: bpf: make sure skb-len != 0 when redirecting to a tunneling device syzkaller managed to trigger another case where skb-len == 0 when we enter devqueuexmit: WARNING: CPU: 0 PID: 2470 at include/linux/skbuff.h:2576 skbassertlen...