codeql-sample-polkit

-- coding: utf-8 - - polkit pkexec バグ 概要 このリポジトリは、CodeQLを使用してpolkit pkexecバグを調査します。 以下が含まれます: データベース構築の手順 生成されたデータベース このバグを見つけるためのアプローチを示す一連のクエリ 完了済み: polkitソース/データベースの構築 脆弱なソースに対するcodeqlクエリ CFGの図解 未完了: パッチ適用済みソースも処理するためのcodeqlクエリの拡張 コマンドラインの手順 バグ Polkit pkexecバグ...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1, and Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: Netfilter: xtnfacct – Do not assume that the acct name is terminated with a null character. BUG: KASAN: Out-of-bounds access to memory in ..lib/vsprintf.c:721 Size 1 was read at address ffff88801eac95c8 by task...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: Atacade: Ahci: Matching EMMAXSLOTS with SATAPMPMAXPORTS UBSAN reports an array-index-out-of-bounds issue: 1.980703 Kernel: UBSAN: Array-index out of bounds in /build/linux-9H675w/linux-5.15.0/drivers/ata/libahci.c:968:41 1.980709...

EUVD-2026-58911

In the Linux kernel, the following vulnerability has been resolved: irqchip/crossbar: Use correct index in crossbardomainfree crossbardomainfree resets the domain data and then uses the nulled out irqdata-hwirq member as index to reset the irqmap entry and to write the relevant crossbar register...

CVE-2026-20494

In wifi, there is a possible out of bounds read due to a missing bounds check. This could lead to local information disclosure if a malicious actor has already obtained the System privilege. User interaction is not needed for exploitation. Patch ID: ALPS10960006 / BORA00155314, BORA00155001,...

EUVD-2026-52066

In display, there is a possible out of bounds write due to a missing bounds check. This could lead to local escalation of privilege if a malicious actor has already obtained the System privilege. User interaction is not needed for exploitation. Patch ID: ALPS11009963; Issue ID: MSV-7658...

PT-2026-67003

Name of the Vulnerable Software and Affected Versions affected versions not specified Description The DHCPv4 client helper function net dhcpv4 msg type name in subsys/net/lib/dhcpv4/dhcpv4.c contains a faulty bounds check when indexing a static 8-element name table. The check incorrectly uses...

EUVD-2026-48802

In the Linux kernel, the following vulnerability has been resolved: mm/damon/ops-common: handle extreme intervals in damonhotscore Fix three issues in damonhotscore that comes from wrong handling of extreme zero or too high monitoring intervals user setup. When the user sets sampling interval zer...

Linux Distros Unpatched Vulnerability : CVE-2026-64255

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - wifi: iwlwifi: mld: validate stamask before ffs in BA session handlers Three BA session handlers use ffsbadata-stamask - 1 to derive a station ID without checki...

SUSE-SU-2026:22845-1 Security update for perl-DBI

This update for perl-DBI fixes the following issues: - CVE-2026-15392: failure to validate symbolic links during table path resolution could allow unauthorized file reads and writes outside the configured data director bsc1271629. - CVE-2026-15043: DBI:SQL:Nano has incorrect predicate evaluation,...

The vulnerability of the USB Audio Class driver for Windows operating systems allows attackers to disclose protected information.

The vulnerability of the USB Audio Class driver for Windows operating systems is related to reading data beyond the permitted range in memory. Exploiting this vulnerability can allow an attacker to disclose sensitive information that is protected by security measures...

CVE-2026-64124 net: devmem: reject dma-buf bind with non-page-aligned size or SG length

In the Linux kernel, the following vulnerability has been resolved: net: devmem: reject dma-buf bind with non-page-aligned size or SG length netdevmembinddmabuf trusts dmabuf-size and sgdmalen to be PAGESIZE multiples without checking: - txvec is sized dmabuf-size / PAGESIZE, and netdevmemgetniov...

EUVD-2026-45657

In the Linux kernel, the following vulnerability has been resolved: hwmon: pmbus/adm1266 cap PDIO scan in getmultiple at ADM1266PDIONR adm1266gpiogetmultiple iterates the PDIO portion of the caller-supplied mask using foreachsetbitfromgpionr, mask, ADM1266GPIONR + ADM1266PDIOSTATUS ... where...

CVE-2026-64084 hwmon: (pmbus/adm1266) cap PDIO scan in get_multiple at ADM1266_PDIO_NR

In the Linux kernel, the following vulnerability has been resolved: hwmon: pmbus/adm1266 cap PDIO scan in getmultiple at ADM1266PDIONR adm1266gpiogetmultiple iterates the PDIO portion of the caller-supplied mask using foreachsetbitfromgpionr, mask, ADM1266GPIONR + ADM1266PDIOSTATUS ... where...

PT-2026-61353

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description The css rstat updated function, exposed as a BPF kfunc, fails to validate the cpu argument provided by the caller before using it for per-cpu rstat lookups. A BPF iter/cgroup program wit...

AlmaLinux 8 : kernel (ALSA-2026:36366)

The remote AlmaLinux 8 host has packages installed that are affected by a vulnerability as referenced in the ALSA-2026:36366 advisory. kernel: fs/smb/client: fix out-of-bounds read in cifssanitizeprepath CVE-2026-43112 Tenable has extracted the preceding description block directly from the...

DEBIAN-CVE-2026-43676

An out-of-bounds access issue was addressed with improved bounds checking. This issue is fixed in Safari 26.5.2, iOS 18.7.10 and iPadOS 18.7.10, iOS 26.5.2 and iPadOS 26.5.2, macOS Tahoe 26.5.2, visionOS 26.6, watchOS 26.6. Processing maliciously crafted web content may lead to an unexpected Safa...

UBUNTU-CVE-2026-52927

In the Linux kernel, the following vulnerability has been resolved: netfilter: ebtables: fix OOB read in compatmtwfromuser Luxiao Xu says: The function compatmtwfromuser converts ebtables extensions from 32-bit user structures to kernel native structures. However, it lacks proper validation of th...

Linux Distros Unpatched Vulnerability : CVE-2026-52915

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - netfilter: ip6thbh: reject oversized option lists struct ip6topts stores at most IP6TOPTSOPTSNR option descriptors, but hbhmt6check does not reject larger optsn...

EUVD-2026-33433

FreeRDP is a free implementation of the Remote Desktop Protocol. Prior to 3.26.0, a malicious RDP server can trigger a heap-buffer-overflow write in the FreeRDP client by sending crafted RDPGFX PDUs. The bug is in gdiCacheToSurface: it validates a destination rectangle that is clamped to UINT16MA...