CVE-2026-80675

A flaw was found in libbpf, a library for working with eBPF extended Berkeley Packet Filter programs in the Linux kernel. This vulnerability occurs when the signed loader fails to ensure that metadata maps are exclusive during verification. A hostile host could exploit this by omitting exclusivit...

Linux Distros Unpatched Vulnerability : CVE-2026-80675

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - libbpf: Reject non-exclusive metadata maps in the signed loader The loader verifies map-sha against the metadata hash in its instructions. map-sha is calculated...

SUSE CVE-2026-80675

In the Linux kernel, the following vulnerability has been resolved: libbpf: Reject non-exclusive metadata maps in the signed loader The loader verifies map-sha against the metadata hash in its instructions. map-sha is calculated when BPFOBJGETINFOBYFD is called on the frozen map. While the map is...

CVE-2026-80675

In the Linux kernel, the following vulnerability has been resolved: libbpf: Reject non-exclusive metadata maps in the signed loader The loader verifies map-sha against the metadata hash in its instructions. map-sha is calculated when BPFOBJGETINFOBYFD is called on the frozen map. While the map is...

CVE-2026-80675

In the Linux kernel, the following vulnerability has been resolved: libbpf: Reject non-exclusive metadata maps in the signed loader The loader verifies map-sha against the metadata hash in its instructions. map-sha is calculated when BPFOBJGETINFOBYFD is called on the frozen map. While the map is...

UBUNTU-CVE-2026-80675

In the Linux kernel, the following vulnerability has been resolved: libbpf: Reject non-exclusive metadata maps in the signed loader The loader verifies map-sha against the metadata hash in its instructions. map-sha is calculated when BPFOBJGETINFOBYFD is called on the frozen map. While the map is...

EUVD-2026-67551

In the Linux kernel, the following vulnerability has been resolved: libbpf: Reject non-exclusive metadata maps in the signed loader The loader verifies map-sha against the metadata hash in its instructions. map-sha is calculated when BPFOBJGETINFOBYFD is called on the frozen map. While the map is...

CVE-2026-80675 libbpf: Reject non-exclusive metadata maps in the signed loader

In the Linux kernel, the following vulnerability has been resolved: libbpf: Reject non-exclusive metadata maps in the signed loader The loader verifies map-sha against the metadata hash in its instructions. map-sha is calculated when BPFOBJGETINFOBYFD is called on the frozen map. While the map is...

CVE-2026-80675 libbpf: Reject non-exclusive metadata maps in the signed loader

In the Linux kernel, the following vulnerability has been resolved: libbpf: Reject non-exclusive metadata maps in the signed loader The loader verifies map-sha against the metadata hash in its instructions. map-sha is calculated when BPFOBJGETINFOBYFD is called on the frozen map. While the map is...

CVE-2026-80675

CVE-2026-80675 is a Linux kernel vulnerability in the libbpf signed loader . The loader verifies a map's SHA against a metadata hash in its instructions, but failed to ensure the map is exclusive . Without exclusivity, a hostile host could load another BPF program with map access to mutate the co...

CVE-2026-80675

In the Linux kernel, the following vulnerability has been resolved: libbpf: Reject non-exclusive metadata maps in the signed loader The loader verifies map-sha against the metadata hash in its instructions. map-sha is calculated when BPFOBJGETINFOBYFD is called on the frozen map. While the map is...

Astra Linux – Vulnerability in libbpf

A vulnerability has been discovered in the Linux kernel. It has been identified as problematic. This issue affects the parseusdtarg function in the tools/lib/bpf/usdt.c file of the BPF component. Manipulating the regname argument leads to a memory leak. It is recommended that a patch be applied t...

Astra Linux – Vulnerability in libbpf

A vulnerability was discovered in the Linux kernel. It has been classified as problematic. This issue affects the findprogbysecinsn function in the tools/lib/bpf/libbpf.c file of the BPF component. The vulnerability results in a null pointer derefrence error. It is recommended that a patch be...

Astra Linux – Vulnerability in libbpf

The vulnerability in the src/libbpf.c component of the BPF loader library in Libbpf is related to pointer dereferencing errors. Exploiting this vulnerability allows an attacker to cause a service failure...

Astra Linux – Vulnerability in libbpf

The vulnerability of the BPF Libbpf loader library is related to pointer dereferencing errors. Exploiting this vulnerability allows an attacker to cause a service failure...

Astra Linux – Vulnerability in libbpf

A vulnerability has been discovered in the Linux Kernel versions up to 5.10.162/5.15.85/6.0.15/6.1.1. The affected component is the function btfdumpnamedups in the file tools/lib/bpf/btfdump.c of the libbpf component. This vulnerability occurs due to improper memory manipulation after deallocatio...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: libbpf: Handling of size overflow for ringbuf mmap The maximum size of a ringbuf on an x86-64 host is 2GB. Therefore, 2 maxentries will cause an overflow of type u32 when mapping producer pages and data pages. Simply casting...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: libbpf: Fixed an issue of accessing the BTF.ext corerelo header. Updated btfextparseinfo to ensure that the corerelo header is present before reading its fields. This prevents a potential buffer read overflow reported by the OSS...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: libbpf: Use of the OPTSSET macro in bpfxdpquery When the featureFlags and xdpzcmaxsegs fields were added to the libbpf bpfxdpQueryOpts structure, the code that wrote these fields did not use the OPTSSET macro. This causes libbpf ...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: libbpf: Fixed a memory leak in strset. The entire struct strset was freed, not just its internal components...