CVE-2026-5263

URI nameConstraints from constrained intermediate CAs are parsed but not enforced during certificate chain verification in wolfcrypt/src/asn.c. A compromised or malicious sub-CA could issue leaf certificates with URI SAN entries that violate the nameConstraints of the issuing CA, and wolfSSL woul...

CVE-2026-42789

A flaw was found in Erlang OTP's publickey module. This vulnerability CWE-295, related to improper certificate validation, allows a non-Certificate Authority CA certificate to be accepted as an intermediate issuer. A remote attacker, holding an end-entity certificate issued by a trusted CA, can...

SUSE CVE-2026-46113

In the Linux kernel, the following vulnerability has been resolved: KVM: x86: Fix shadow paging use-after-free due to unexpected GFN The shadow MMU computes GFNs for direct shadow pages using sp-gfn plus the SPTE index. This assumption breaks for shadow paging if the guest page tables are modifie...

kernel: xfs: fix freemap adjustments when adding xattrs to leaf blocks

A flaw was found in the Linux kernel's XFS filesystem. When adding extended attributes xattrs, which are metadata associated with files, to leaf blocks, incorrect adjustments to the freemap can occur. This inconsistency allows the entries array and free space to overlap, leading to an assertion...

kernel: xfs: fix freemap adjustments when adding xattrs to leaf blocks

A flaw was found in the Linux kernel's XFS filesystem. When adding extended attributes xattrs, which are metadata associated with files, to leaf blocks, incorrect adjustments to the freemap can occur. This inconsistency allows the entries array and free space to overlap, leading to an assertion...

SUSE CVE-2026-45974

In the Linux kernel, the following vulnerability has been resolved: btrfs: fix invalid leaf access in btrfsquotaenable if ref key not found If btrfssearchslotforread returns 1, it means we did not find any key greater than or equals to the key we asked for, meaning we have reached the end of the...

kernel: xfs: fix freemap adjustments when adding xattrs to leaf blocks

A flaw was found in the Linux kernel's XFS filesystem. When adding extended attributes xattrs, which are metadata associated with files, to leaf blocks, incorrect adjustments to the freemap can occur. This inconsistency allows the entries array and free space to overlap, leading to an assertion...

kernel: xfs: fix freemap adjustments when adding xattrs to leaf blocks

A flaw was found in the Linux kernel's XFS filesystem. When adding extended attributes xattrs, which are metadata associated with files, to leaf blocks, incorrect adjustments to the freemap can occur. This inconsistency allows the entries array and free space to overlap, leading to an assertion...

DEBIAN-CVE-2026-42790

Improper Certificate Validation vulnerability in Erlang OTP publickey pubkeycert and publickey modules allows a DNS nameConstraints bypass via subject CommonName fallback in TLS hostname verification. Two flaws combine to allow a subordinate CA whose DNS nameConstraints are restricted e.g...

UBUNTU-CVE-2026-42790

Improper Certificate Validation vulnerability in Erlang OTP publickey pubkeycert and publickey modules allows a DNS nameConstraints bypass via subject CommonName fallback in TLS hostname verification. Two flaws combine to allow a subordinate CA whose DNS nameConstraints are restricted e.g...

CVE-2026-42790

Improper Certificate Validation vulnerability in Erlang OTP publickey pubkeycert and publickey modules allows a DNS nameConstraints bypass via subject CommonName fallback in TLS hostname verification. Two flaws combine to allow a subordinate CA whose DNS nameConstraints are restricted e.g...

CVE-2026-45974

In the Linux kernel, the following vulnerability has been resolved: btrfs: fix invalid leaf access in btrfsquotaenable if ref key not found If btrfssearchslotforread returns 1, it means we did not find any key greater than or equals to the key we asked for, meaning we have reached the end of the...

CVE-2026-45974

In the Linux kernel, the following vulnerability has been resolved: btrfs: fix invalid leaf access in btrfsquotaenable if ref key not found If btrfssearchslotforread returns 1, it means we did not find any key greater than or equals to the key we asked for, meaning we have reached the end of the...

CVE-2026-45974 btrfs: fix invalid leaf access in btrfs_quota_enable() if ref key not found

In the Linux kernel, the following vulnerability has been resolved: btrfs: fix invalid leaf access in btrfsquotaenable if ref key not found If btrfssearchslotforread returns 1, it means we did not find any key greater than or equals to the key we asked for, meaning we have reached the end of the...

CVE-2026-45974

Summary: CVE-2026-45974 affects the Linux kernel btrfs quota handling. A logic error in btrfs_quota_enable() can cause invalid leaf access if the search key is not found, potentially allowing instability or DoS. The root cause is improper handling when btrfs_search_slot_for_read() returns 1 (no k...

CVE-2026-45974 btrfs: fix invalid leaf access in btrfs_quota_enable() if ref key not found

In the Linux kernel, the following vulnerability has been resolved: btrfs: fix invalid leaf access in btrfsquotaenable if ref key not found If btrfssearchslotforread returns 1, it means we did not find any key greater than or equals to the key we asked for, meaning we have reached the end of the...

CVE-2026-45974

In the Linux kernel, the following vulnerability has been resolved: btrfs: fix invalid leaf access in btrfsquotaenable if ref key not found If btrfssearchslotforread returns 1, it means we did not find any key greater than or equals to the key we asked for, meaning we have reached the end of the...

PT-2026-43841

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the btrfs component where the btrfs quota enable function may perform an invalid leaf access. This occurs when the btrfs search slot for read function returns 1,...

Linux Distros Unpatched Vulnerability : CVE-2026-45974

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - btrfs: fix invalid leaf access in btrfsquotaenable if ref key not found If btrfssearchslotforread returns 1, it means we did not find any key greater than or...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: arm64: mm: Handle invalid large leaf mappings correctly It has been possible for a long time to mark ptes in the linear map as invalid. This is done for secretmem, kfence, realm dma memory un/share, and others, by simply clearing...