Rocky Linux 8 [CIQ] Security Update: grub2-common / grub2-efi-aa64 / grub2-efi-aa64-cdboot / etc (crlsa-2025_3367)

The Rocky Linux 8 host has packages installed that are affected by a vulnerability as referenced in the CIQ crlsa-20253367 advisory. grub2: net: Out-of-bounds write in grubnetsearchconfigfile CVE-2025-0624 Tenable has extracted the preceding description block directly from the CIQ security...

CentOS Linux 7 [TuxCare] Security Update: grub2 / grub2-common / grub2-efi-ia32-cdboot / grub2-efi-x64 / etc Multiple Vulnerabilities (CENTOS7:CLSA-2025:1744724536)

The CentOS Linux 7 host has packages installed that are affected by multiple vulnerabilities as referenced in the TuxCare CENTOS7:CLSA-2025:1744724536 advisory. - A flaw was found in grub2. A specially crafted JPEG file can cause the JPEG parser of grub2 to incorrectly check the bounds of its...

Rocky Linux 8 [CIQ] Security Update: grub2-common / grub2-debuginfo / grub2-efi-ia32 / etc Multiple Vulnerabilities (ciqsa-2026_1266)

The Rocky Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the CIQ ciqsa-20261266 advisory. This advisory aggregates security fixes for the grub2 SRPM in CIQ FIPS 8. It addresses 3 CVEs: CVE-2024-1048, CVE-2023-4693, CVE-2023-4692. Tenable has...

Rocky Linux 9 [CIQ] Security Update: grub2-common / grub2-debuginfo / grub2-debugsource / grub2-efi-aa64 / etc (crlsa-2025_20532)

The Rocky Linux 9 host has packages installed that are affected by a vulnerability as referenced in the CIQ crlsa-202520532 advisory. grub2: grub-core/gettext: Integer overflow leads to Heap OOB Write. CVE-2024-45777 Tenable has extracted the preceding description block directly from the CIQ...

CentOS Linux 8.5 [TuxCare] Security Update: grub2-efi-ia32-cdboot / grub2-efi-ia32-modules / grub2-efi-x64 / etc Multiple Vulnerabilities (CENTOS8.5:CLSA-2025:1744628858)

The CentOS Linux 8.5 host has packages installed that are affected by multiple vulnerabilities as referenced in the TuxCare CENTOS8.5:CLSA-2025:1744628858 advisory. - A flaw was found in grub2. A specially crafted JPEG file can cause the JPEG parser of grub2 to incorrectly check the bounds of its...

CentOS Linux 8 [TuxCare] Security Update: grub2-efi-ia32-cdboot / grub2-efi-ia32-modules / grub2-efi-x64 / etc Multiple Vulnerabilities (CENTOS-STREAM8:CLSA-2025:1744213211)

The CentOS Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the TuxCare CENTOS-STREAM8:CLSA-2025:1744213211 advisory. - A flaw was found in grub2. A specially crafted JPEG file can cause the JPEG parser of grub2 to incorrectly check the bounds of...

Rocky Linux 9.2 [CIQ] Security Update: grub2-common / grub2-debuginfo / grub2-efi-aa64 / etc Multiple Vulnerabilities (ciqsa-2026_0426)

The Rocky Linux 9.2 host has packages installed that are affected by multiple vulnerabilities as referenced in the CIQ ciqsa-20260426 advisory. This advisory aggregates security fixes for the grub2 SRPM in CIQ LTS 9.2. It addresses 45 CVEs: CVE-2021-3981, CVE-2021-20233, CVE-2022-28734,...

AlmaLinux 9.2 [TuxCare] Security Update: grub2-common / grub2-efi-aa64-modules / grub2-efi-x64 / etc (ALMALINUX9.2:CLSA-2024:1707226462)

The AlmaLinux 9.2 host has packages installed that are affected by a vulnerability as referenced in the TuxCare ALMALINUX9.2:CLSA-2024:1707226462 advisory. - An out-of-bounds write flaw was found in grub2's NTFS filesystem driver. This issue may allow an attacker to present a specially crafted NT...

CentOS Linux 8 [TuxCare] Security Update: grub2-common / grub2-efi-ia32 / grub2-efi-ia32-cdboot / etc (CENTOS-STREAM8:CLSA-2026:1772112789)

The CentOS Linux 8 host has packages installed that are affected by a vulnerability as referenced in the TuxCare CENTOS- STREAM8:CLSA-2026:1772112789 advisory. - A Use-After-Free vulnerability has been discovered in GRUB's gettext module. This flaw stems from a programming error where the gettext...

AlmaLinux 9.2 [TuxCare] Security Update: grub2-common / grub2-efi-aa64-modules / grub2-efi-x64 / etc (ALMALINUX9.2:CLSA-2026:1779370563)

The AlmaLinux 9.2 host has packages installed that are affected by a vulnerability as referenced in the TuxCare ALMALINUX9.2:CLSA-2026:1779370563 advisory. - A flaw was found in grub2. When performing a symlink lookup, the grub's UFS module checks the inode's data size to allocate the internal...

CentOS Linux 7 [TuxCare] Security Update: grub2 / grub2-common / grub2-efi-ia32 / grub2-efi-ia32-cdboot / etc Multiple Vulnerabilities (CENTOS7:CLSA-2026:1771332544)

The CentOS Linux 7 host has packages installed that are affected by multiple vulnerabilities as referenced in the TuxCare CENTOS7:CLSA-2026:1771332544 advisory. - When reading data from disk, the grub's UDF filesystem module utilizes the user controlled data length metadata to allocate its intern...

CentOS Linux 8.4 [TuxCare] Security Update: grub2-common / grub2-efi-ia32 / grub2-efi-ia32-cdboot / etc (CENTOS8.4:CLSA-2026:1771954436)

The CentOS Linux 8.4 host has packages installed that are affected by a vulnerability as referenced in the TuxCare CENTOS8.4:CLSA-2026:1771954436 advisory. - A Use-After-Free vulnerability has been discovered in GRUB's gettext module. This flaw stems from a programming error where the gettext...

[SECURITY] Fedora 45 Update: grub2-2.12-79.fc45

The GRand Unified Bootloader GRUB is a highly configurable and customizable bootloader with modular architecture. It supports a rich variety of kernel formats, file systems, computer architectures and hardware devices...

Fedora 45 : grub2 (2026-72dbe745c7)

The remote Fedora 45 host has a package installed that is affected by a vulnerability as referenced in the FEDORA-2026-72dbe745c7 advisory. security fix on the GRUB serial cmd Tenable has extracted the preceding description block directly from the Fedora security advisory. Note that Nessus has no...

EulerOS Virtualization 2.11.0 : grub2 (EulerOS-SA-2026-3507)

According to the versions of the grub2 packages installed, the EulerOS Virtualization installation on the remote host is affected by the following vulnerabilities : A stack overflow flaw was found when reading a BFS file system. A crafted BFS filesystem may lead to an uncontrolled loop, causing...

EulerOS Virtualization 2.11.1 : grub2 (EulerOS-SA-2026-3420)

According to the versions of the grub2 packages installed, the EulerOS Virtualization installation on the remote host is affected by the following vulnerabilities : A stack overflow flaw was found when reading a BFS file system. A crafted BFS filesystem may lead to an uncontrolled loop, causing...

Astra Linux – Vulnerability in grub2

A flaw was discovered in grub2 in versions prior to 2.06. The cutmem command does not honor secure boot locking, allowing a privileged attacker to remove address ranges from memory. This creates an opportunity to circumvent SecureBoot protections after proper analysis of grub’s memory layout. The...

Astra Linux – Vulnerability in grub2

A flaw was discovered in grub2, where the grubextcmddispatcher function calls grubarglistalloc to allocate memory for the grub’s argument list. However, it does not check in case the memory allocation fails. Once the allocation fails, a NULL pointer will be processed by the parseoption function,...

Astra Linux – Vulnerability in grub2

The GRUB2’s shimlock verifier allows non-kernel files to be loaded on shim-powered secure boot systems. Allowing such files to be loaded may lead to unverified code and modules being loaded in GRUB2, thereby breaking the secure boot trust-chain...

Astra Linux – Vulnerability in grub2

A buffer overflow was detected in grubfontconstructglyph. A maliciously crafted pf2 font can cause an overflow when calculating the maxglyphsize value. This results in allocating a buffer that is smaller than necessary for the glyph, leading to another buffer overflow and an out-of-bounds write t...