Astra Linux – Vulnerability in PHP 7.3

In PHP versions 7.3.x up to and including 7.3.31, 7.4.x below 7.4.25, and 8.0.x below 8.0.12, when running PHP FPM SAPI with the main FPM daemon process running as the root user and child worker processes running as lower-privileged users, it is possible for the child processes to access memory...

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

In the Linux kernel, the following vulnerability has been resolved: mtd: inftlcore: Error checking for inftlreadoob has been added. In INFTLfindwriteunit, the return value of inftlreadoob needs to be checked. A proper implementation can be found in INFTLdeleteblock. The status will be set to...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: nfc: nxp-nci: Fixed a potential memory leak in nxpncisend The nxpncisend function calls nxpncii2cwrite. The skb is only freed when nxpncii2cwrite fails. However, even if nxpncii2cwrite succeeds, the skb is not freed within...

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

In the Linux kernel, the following vulnerability has been resolved: Staging: iio: frequency: ad9832: fixed division by zero in ad9832calcfreqreg. In the ad9832writefrequency function, clkgetrate might return 0. This can lead to a division by zero when calling ad9832calcfreqreg. The check if fout...

Astra Linux – Vulnerability in openexr

A flaw was discovered in the function dataWindowForTile of the IlmImf/ImfTiledMisc.cpp file. An attacker who can submit a crafted file for processing with OpenEXR could trigger an integer overflow, resulting in an out-of-bounds write operation on the heap. The most significant impact of this flaw...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: media: pvrusb2: fix URB leak in pvr2sendrequestex When pvr2sendrequestex successfully submits a write URB, it fails to submit the read URB e.g., returns -ENOMEM. As a result, pvr2sendrequestex returns immediately, without waiting...

Astra Linux – Vulnerability in WebKit2GTK

A out-of-bounds write issue has been addressed through improved input validation. This issue is fixed in iOS 15.6, iPadOS 15.6, watchOS 8.7, tvOS 15.6, macOS Monterey 12.5, and Safari 15.6. Processing maliciously crafted web content may lead to arbitrary code execution...

Astra Linux – Vulnerability in Git

Gitk is a Tcl/Tk-based Git history browser. Starting with version 1.7.0, when a user clones an untrusted repository and runs Gitk without additional command arguments, files for which the user has write permission can be created and truncated. The option “Support per-file encoding” must have been...

Astra Linux – Vulnerability in Chromium

Before version 92.0.4515.131, writing out-of-bounds data using Tab groups in Google Chrome allowed an attacker who convinced a user to install a malicious extension to perform an out-of-bounds memory write via a crafted HTML page...

Astra Linux – Vulnerability in net-snmp

The handleipDefaultTTL in agent/mibgroup/ip-mib/ipscalars.c in Net-SNMP versions 5.8 through 5.9.3 has a NULL Pointer Exception bug. This bug can be exploited by a remote attacker who has write access to cause the instance to crash via a crafted UDP packet, resulting in a Denial of Service attack...

Astra Linux – Vulnerability in Linux

In the Linux kernel before version 5.11.14, there is a use-after-free issue in the cipsov4genopt module, located in net/ipv4/cipsoipv4.c. This issue arises due to improper handling of the CIPSO and CALIPSO reference counts related to DOI definitions. As a result, an arbitrary value is written to...

cve-2016-0040

cve-2016-0040 Meysam Firozi @R00tkitSmm によって発見・悪用された cve-2016-0040 バグの PoC この PoC は Windows カーネル内の任意のアドレスに任意のデータを書き込むのに役立ちます 詳細については私のブログを参照してください： http://ioctl.ir/index.php/2016/02/13/cve-2016-0040-story-of-uninitialized-pointer/...

CVE-2021-22555-Exploit

CVE-2021-22555-Exploit CVE-2021-22555 漏洞利用 作者：Andy Nguyen 信息 在 net/netfilter/xtables.c 中发现了一个自 Linux v2.6.19-rc1 起存在的堆越界写入漏洞。该漏洞允许攻击者通过用户名称空间获取权限或造成拒绝服务（通过堆内存损坏）。 编译 root@kitploit: gcc -m32 -static -o exploit exploit.c ./exploit 测试版本 该漏洞利用已在 Ubuntu 5.8.0-48-generic 和 COS 5.4.89+ 上通过测试。...

CVE-2022-27925

CVE-2022-27925 描述 2022年5月10日，Zimbra发布了9.0.0补丁24和8.8.15补丁31，以修复Zimbra Collaboration Suite中的多个漏洞，包括CVE-2022-27924（我们之前写过）和CVE-2022-27925。...

HITCON-2023-Demo-CVE-2023-20562

HITCON 2023 Demo CVE-2023-20562 Descripción Esta demostración tuvo lugar en HITCON 2023 en Taiwán. La demo destaca la explotación de AMDCpuProfiler.sys dentro de AMD μProf. Al provocar una escritura arbitraria en el token de EPROCESS, se consigue una escalada de privilegios a nivel de SYSTEM...

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

A issue was discovered in the Linux kernel before version 5.19. In the pxa3xxgcuwrite function in drivers/video/fbdev/pxa3xx-gcu.c, the count parameter has a type conflict between sizet and int, which causes an integer overflow and bypasses the size check. Additionally, since this parameter is us...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: ext4: fixed a warning in ext4iomapbegin due to a race between bmap and write The issue occurs as follows: ------------ cut here ------------ WARNING: CPU: 3 PID: 9310 at fs/ext4/inode.c:3441 ext4iomapbegin+0x182/0x5d0 RIP:...

Astra Linux – Vulnerability in NTP

In the mstolfp.c file within NTP 4.2.8p15, there is a buffer overflow vulnerability when adding a decimal point. An adversary may be able to attack a client’s ntpq process, but they cannot attack the ntpd process...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: iio: health: afe4404: Fixed out-of-bounds reading in afe4404read|writeraw. The KASAN report indicates an out-of-bounds read, as follows: BUG: KASAN: Global out-of-bounds in afe4404readraw+0x2ce/0x380. A read of size 4 was perform...

Astra Linux – Vulnerability in imagemagick

A flaw was discovered in ImageMagick version 7.0.11. In this version, an integer overflow in the WriteTHUMBNAILImage function in the coders/thumbnail.c file may lead to undefined behavior when processing a specially crafted image file submitted by an attacker. The greatest threat posed by this...