CVE-2026-44917

OpenStack Ironic (prior to 35.0.2) is vulnerable to an information-disclosure issue where a malicious authenticated project admin or manager can read local files on the Ironic conductor via a pxe_template. This CVE is documented across multiple sources (OpenStack Ironic, Debian tracker, CVE lists...

CVE-2026-34961

barebox prior to version 2026.04.0 contains out-of-bounds read vulnerabilities in ext4 extent parsing due to missing validation of the ehentries field against buffer capacity in fs/ext4/ext4common.c. Attackers can supply a malicious ext4 filesystem image via USB, SD card, or network boot to trigg...

Astra Linux - уязвимость в linux-5.10, linux-6.1, linux, linux-5.15

In the Linux kernel, the following vulnerability has been resolved: iscsistart: A UBSAN out-of-bounds warning has been fixed in ibftattrshownic. When performing an iSCSI boot using IPv6, iscsistart still reads the /sys/firmware/ibft/ethernetX/subnet-mask entry. Since the IPv6 prefix length is 64,...

[SECURITY] Fedora 43 Update: dnsmasq-2.92rel2-2.fc43

Dnsmasq is lightweight, easy to configure DNS forwarder and DHCP server. It is designed to provide DNS and, optionally, DHCP, to a small network. It can serve the names of local machines which are not in the global DNS. The DHCP server integrates with the DNS server and allows machines with...

CVE-2026-34963

barebox version prior to 2026.04.0 contains multiple memory-safety vulnerabilities in the EFI PE loader in efi/loader/pe.c where integer overflow in virtual image size computation using 32-bit arithmetic on section VirtualAddress and size values allows undersized heap allocation, and PE section...

EUVD-2026-29347

barebox version prior to 2026.04.0 contains multiple memory-safety vulnerabilities in the EFI PE loader in efi/loader/pe.c where integer overflow in virtual image size computation using 32-bit arithmetic on section VirtualAddress and size values allows undersized heap allocation, and PE section...

CVE-2026-34963

barebox version prior to 2026.04.0 contains multiple memory-safety vulnerabilities in the EFI PE loader in efi/loader/pe.c where integer overflow in virtual image size computation using 32-bit arithmetic on section VirtualAddress and size values allows undersized heap allocation, and PE section...

CVE-2026-34961

barebox prior to version 2026.04.0 contains out-of-bounds read vulnerabilities in ext4 extent parsing due to missing validation of the ehentries field against buffer capacity in fs/ext4/ext4common.c. Attackers can supply a malicious ext4 filesystem image via USB, SD card, or network boot to trigg...

CVE-2026-34963

Barebox EFI PE loader (efi/loader/pe.c) contains multiple memory-safety vulnerabilities in versions prior to 2026.04.0: (1) 32-bit arithmetic overflow in virtual image size calculation on section VirtualAddress/size can cause undersized heap allocations, and (2) PE section loading does not valida...

CVE-2026-34963 barebox EFI PE Loader Memory Safety Vulnerabilities

barebox version prior to 2026.04.0 contains multiple memory-safety vulnerabilities in the EFI PE loader in efi/loader/pe.c where integer overflow in virtual image size computation using 32-bit arithmetic on section VirtualAddress and size values allows undersized heap allocation, and PE section...

Astra Linux - уязвимость в grub2

A flaw was discovered in grub2. During the network boot process, when attempting to search for the configuration file, grub copies data from a user-controlled environment variable into an internal buffer using the grubstrcpy function. During this step, it fails to consider the length of the...

SUSE-RU-2026:20683-1 Recommended update for shim

This update for shim fixes the following issues: This update for shim fixes the following issues: shim is updated to version 16.1: - shimstartimage: fix guid/handle pairing when uninstalling protocols - Fix uncompressed ipv6 netboot - fix test segfaults caused by uninitialized memory -...

GRUB2 Vulnerable to Out-of-Bounds Write via Network Boot Process in 'grub_strcpy()' Function

A flaw was found in grub2. During the network boot process, when trying to search for the configuration file, grub copies data from a user controlled environment variable into an internal buffer using the grubstrcpy function. During this step, it fails to consider the environment variable length...

EulerOS Virtualization 2.10.1 : grub2 (EulerOS-SA-2026-1119)

According to the versions of the grub2 packages installed, the EulerOS Virtualization installation on the remote host is affected by the following vulnerabilities : GNU GRUB aka GRUB2 through 2.12 does not use a constant-time algorithm for grubcryptomemcmp and thus allows side-channel...

EulerOS Virtualization 2.10.0 : grub2 (EulerOS-SA-2026-1170)

According to the versions of the grub2 packages installed, the EulerOS Virtualization installation on the remote host is affected by the following vulnerabilities : GNU GRUB aka GRUB2 through 2.12 does not use a constant-time algorithm for grubcryptomemcmp and thus allows side-channel...

PT-2026-1506

Name of the Vulnerable Software and Affected Versions SUSE Virtualization Harvester versions 1.5.x through 1.6.x Description The interactive installer for SUSE Virtualization Harvester may expose the default OS SSH login password when creating a new cluster or adding hosts to an existing cluster...

Use of Hard-coded Credentials

Overview Affected versions of this package are vulnerable to Use of Hard-coded Credentials via the interactive installer process. An attacker can gain unauthorized remote access to the host system by exploiting the default administrative credentials over SSH before the password is reset. This is...

SUSE SLES16 Security Update : grub2 (SUSE-SU-2025:21212-1)

The remote SUSE Linux SLES16 / SLESSAP16 host has packages installed that are affected by multiple vulnerabilities as referenced in the SUSE-SU-2025:21212-1 advisory. Changes in grub2: - CVE-2025-54771: Fixed grubfileclose does not properly controls the fs refcount bsc1252931 - CVE-2025-54770:...

SUSE-SU-2025:21212-1 Security update for grub2

This update for grub2 fixes the following issues: Changes in grub2: - CVE-2025-54771: Fixed grubfileclose does not properly controls the fs refcount bsc1252931 - CVE-2025-54770: Fixed missing unregister call for netsetvlan command may lead to use-after-free bsc1252930 - CVE-2025-61662: Fixed...

USN-7894-2 edk2 regression

USN-7894-1 fixed vulnerabilities in EDK II. The update introduced a regression in the UEFI network boot. This update reverts the corresponding fixes for CVE-2023-45236 and CVE-2023-45237 pending further investigation. We apologize for the inconvenience. Original advisory details: It was discovere...