CVE-2026-53090 bpf: Fix ld_{abs,ind} failure path analysis in subprogs

In the Linux kernel, the following vulnerability has been resolved: bpf: Fix ldabs,ind failure path analysis in subprogs Usage of ldabs,ind instructions got extended into subprogs some time ago via commit 09b28d76eac4 "bpf: Add abnormal return checks.". These are only allowed in subprograms when...

EUVD-2026-38949

In the Linux kernel, the following vulnerability has been resolved: bpf: Enforce regsafe base id consistency for BPFADDCONST scalars When regsafe compares two scalar registers that both carry BPFADDCONST, checkscalarids maps their full compound id aka base | BPFADDCONST flag as one idmap entry...

EUVD-2026-38946

In the Linux kernel, the following vulnerability has been resolved: bpf: Fix same-register dst/src OOB read and pointer leak in sockops When a BPF sockops program accesses ctx fields with dstreg == srcreg, the SOCKOPSGETSK and SOCKOPSGETFIELD macros fail to zero the destination register in the...

CVE-2026-53036 bpf, arm64: Fix off-by-one in check_imm signed range check

In the Linux kernel, the following vulnerability has been resolved: bpf, arm64: Fix off-by-one in checkimm signed range check checkimmbits, imm is used in the arm64 BPF JIT to verify that a branch displacement in arm64 instruction units fits into the signed N-bit immediate field of a B, B.cond or...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: BPF: Freeing special fields when updating lru,percpuhash maps Since lru,percpuhash maps support BPFKPTRREF,PERCPU, missing calls to ‘bpfobjfreefields’ in ‘pcpucopyvalue’ could cause the memory referenced by BPFKPTRREF,PERCPU fiel...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: LoongArch: Enabling exception fixup for specific ADE subcodes This patch enables the LoongArch BPF JIT to handle recoverable memory access errors generated by BPFPROBEMEM instructions. When a BPF program performs memory access...

PT-2026-51993

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A configuration naming issue exists in the BPF subsystem where the use of CONFIG CFI CLANG instead of the renamed CONFIG CFI causes code to be compiled out. This occurs because the optio...

Important: kernel6.18

Issue Overview: In the Linux kernel, the following vulnerability has been resolved: bpf: fix end-of-list detection in cgroupstoragegetnextkey CVE-2026-45838 In the Linux kernel, the following vulnerability has been resolved: bpf: reject negative CO-RE accessor indices in bpfcoreparsespec...

CVE-2026-52910 bpf: Free reuseport cBPF prog after RCU grace period.

In the Linux kernel, the following vulnerability has been resolved: bpf: Free reuseport cBPF prog after RCU grace period. Eulgyu Kim reported the splat below with a repro. 0 The repro sets up a UDP reuseport group with a cBPF prog and replaces it with a new one while another thread is sending a U...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: bpf: Memory leaks have been fixed in checkfunccall. kmemleak reports this issue: Unreferenced object 0xffff88817139d000 size 2048: comm "testprogs", pid 33246, jiffies 4307381979 age 45851.820s Hex dump first 32 bytes: 01 00 0...

Astra Linux – Vulnerability in Linux

It was discovered that the eBPF implementation in the Linux kernel failed to properly track bound information for 32-bit registers when performing division and modulo operations. A local attacker could use this vulnerability to potentially execute arbitrary code...

Astra Linux – Vulnerability in Linux

A flaw was discovered in the Linux kernel in versions prior to 5.4.92 regarding the BPF protocol. This flaw allows an attacker with a local account to disclose information about kernel internal addresses. The greatest threat posed by this vulnerability relates to confidentiality...

Astra Linux – Vulnerability in Linux 5.15

A flaw was discovered in the unrestricted use of the BPFBTFLOAD function, which could lead to an out-of-bounds memory write in the Linux kernel’s BPF subsystem due to the way a user loads BTFs. This flaw allows a local user to crash the system or escalate their privileges...

SUSE-SU-2026:22137-1 Security update for the Linux Kernel

The SUSE Linux Enterprise Micro 6.0 and 6.1 kernel was updated to receive various security bugfixes. The following security bugs were fixed: - CVE-2025-38549: efivarfs: Fix memory leak of efivarfsfsinfo in fscontext error paths bsc1248235. - CVE-2025-68324: scsi: imm: Fix use-after-free bug cause...

bind security update

An update is available for bind. This update affects Rocky Linux 9. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from the CVE list The Berkeley Internet Name Domain BIND is an implementation of the Domain Name...

AlmaLinux 9 : bind (ALSA-2026:24367)

The remote AlmaLinux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the ALSA-2026:24367 advisory. bind: BIND 9 server memory exhaustion during GSS-API TKEY negotiation CVE-2026-3039 bind: BIND: Denial of Service via specially crafted DNS messages...

SUSE CVE-2026-45679

OpenTelemetry eBPF Instrumentation provides eBPF instrumentation based on the OpenTelemetry standard. Prior to version 0.9.0, OBI exports raw Redis error text as the span status message. Because Redis error replies can contain attacker-controlled or sensitive values, this behavior can exfiltrate...

SUSE CVE-2026-45681

OpenTelemetry eBPF Instrumentation provides eBPF instrumentation based on the OpenTelemetry standard. Prior to version 0.9.0, the per-CPU message-buffer fallback path uses a 256-byte backup buffer but preserves the original payload size, which can be up to 8KB. If a CPU mismatch occurs, OBI can...

CVE-2026-45680

OpenTelemetry eBPF Instrumentation provides eBPF instrumentation based on the OpenTelemetry standard. Prior to version 0.9.0, OBI replays BPF probe hits into histogram observations by looping once per recorded run count. On busy systems, the run-count delta can become very large, causing the...

EUVD-2026-34082

A vulnerability has been found in cilium ebpf up to 0.21.0. This affects the function loadRawSpec of the file btf/btf.go of the component LoadCollectionSpec/LoadCollectionSpecFromReader. Such manipulation of the argument offset leads to integer overflow. The attack can only be performed from a...