CVE-2026-106456 Backstage: Inconsistent credential enforcement for overlapping proxy routes

Backstage is an open framework for building developer portals. From 0.5.0 until 0.6.18, the @backstage/plugin-proxy-backend package is affected by inconsistent credential enforcement for overlapping proxy routes. An operator can configure overlapping proxy paths with different credential...

CVE-2026-106456

The Backstage open framework for developer portals is affected by a vulnerability in the @backstage/plugin-proxy-backend package (versions 0.5.0 through 0.6.18 ). The root cause is inconsistent credential enforcement for overlapping proxy routes; if a parent path allows unauthenticated access whi...

CVE-2026-106456 Backstage: Inconsistent credential enforcement for overlapping proxy routes

Backstage is an open framework for building developer portals. From 0.5.0 until 0.6.18, the @backstage/plugin-proxy-backend package is affected by inconsistent credential enforcement for overlapping proxy routes. An operator can configure overlapping proxy paths with different credential...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: crypto: qat – fix DMA transfer direction When CONFIGDMAAPIDEBUG is enabled, during the execution of the crypto self-test for QAT crypto algorithms, the function adddmaentry reports a warning indicating that overlapping mapping...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15, Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: mtd: rawnand: stm32fmc2: avoided overlapping mappings on the ECC buffer Overlapping mappings are now avoided by using a contiguous, non-cacheable buffer. 4.077708 DMA-API: stm32fmc2nfc 48810000.nand-controller: cacheline...

AZL-103325 CVE-2026-86000 affecting package python-soupsieve 2.6-3

Soup Sieve is a CSS selector library designed to be used with Beautiful Soup 4. Prior to 2.9, the selector parser in src/soupsieve/cssparser.py defines IDENTIFIER with adjacent quantified groups over overlapping character classes, and VALUE embeds IDENTIFIER for attribute selectors. When an...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: mmc: mmci: stm32: fixed the warning regarding overlapping mappings in the DMA API. Enabling the CONFIGDMAAPIDEBUGSG option results in the following warning: DMA-API: mmci-pl18x 48220000.mmc: cacheline tracking EEXIST; overlapping...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: kexec: deriving the entry from the purgatory symbol The kexecloadpurgatory function derives image-start by locating eentry within an SHFEXECINSTR section. If the purgatory object contains multiple executable sections with...

CVE-2026-44950

fsreadglyphs in the libXfont2 font-server client src/fc/fserve.c copies each glyph's bitmap into a single buffer. Existing checks validates only that the source slice position, length lies within the source bitmap buffer. It does not check whether the running destination cursor has exceeded the...

Unity Linux 20.1060e / 20.1070e Security Update: kernel (UTSA-2024-002821)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2024-002821 advisory. In the Linux kernel, the following vulnerability has been resolved: mmc: mmci: stm32: fix DMA API overlapping mappings warning Turning on CONFIGDMAAPIDEBUGSG results...

CVE-2026-68388

In the Linux kernel, the following vulnerability has been resolved: smb/client: handle overlapping allocated ranges in fallocate smb3simplefallocaterange can skip holes when an allocated range returned by the server starts before the current fallocate offset. The skipped hole is not zero-filled,...

CVE-2026-68164

In the Linux kernel, the following vulnerability has been resolved: mm/damon/core: disallow overlapping input ranges for damonsetregions damonsetregions assumes the input ranges are sorted by the address and don't overlap each other. Hence the assumption was initially to be explicitly validated...

CVE-2026-68388

CVE-2026-68388 (Linux kernel SMB client): The smb3_simple_fallocate_range() path can mis-handle allocated ranges returned by the server, causing holes to be skipped and writes to fail with ENOSPC. The issue arises when a server-provided allocated range overlaps the current fallocate offset and st...

CVE-2026-68388 smb/client: handle overlapping allocated ranges in fallocate

In the Linux kernel, the following vulnerability has been resolved: smb/client: handle overlapping allocated ranges in fallocate smb3simplefallocaterange can skip holes when an allocated range returned by the server starts before the current fallocate offset. The skipped hole is not zero-filled,...

EUVD-2026-55574

In the Linux kernel, the following vulnerability has been resolved: smb/client: handle overlapping allocated ranges in fallocate smb3simplefallocaterange can skip holes when an allocated range returned by the server starts before the current fallocate offset. The skipped hole is not zero-filled,...

EUVD-2026-55550

In the Linux kernel, the following vulnerability has been resolved: mm/damon/core: disallow overlapping input ranges for damonsetregions damonsetregions assumes the input ranges are sorted by the address and don't overlap each other. Hence the assumption was initially to be explicitly validated...

CVE-2026-68164 mm/damon/core: disallow overlapping input ranges for damon_set_regions()

In the Linux kernel, the following vulnerability has been resolved: mm/damon/core: disallow overlapping input ranges for damonsetregions damonsetregions assumes the input ranges are sorted by the address and don't overlap each other. Hence the assumption was initially to be explicitly validated...

CVE-2026-68164

The CVE concerns the Linux kernel DAMON subsystem, specifically the function damon_set_regions() in mm/damon/core. The root cause was that input ranges were assumed to be sorted and non-overlapping, but a prior commit removed validation, allowing overlapping ranges. The consequence can be odd mon...

CVE-2026-68164: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: mm/damon/core: disallow overlapping input ranges for damonsetregions damonsetregions assumes the input ranges are sorted by the address and don't overlap each other. Hence the assumption was initially to be explicitly validated...

CVE-2026-64257

A flaw was found in the Linux kernel's Server Message Block SMB client. A remote attacker could exploit a vulnerability where the client improperly handles SMB2 responses containing overlapping data areas. This incorrect processing of malformed network data could lead to a denial of service DoS o...