cryptography

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CVE-2023-3640

SCTF2023kernelpwn SCTF 2023 kernel pwn Off-topic: A little advertisement — the author is a 2024 undergraduate graduate student, participating in this year's autumn recruitment. Feel free to contact me sycrop This problem aims to test two points. 1. The starting points of the cpu entry area mappin...

EUVD-2026-85125

Foxit PDF Editor/Reader failed to validate the directory traversal path in the attachment file name, resulting in malicious attachments being able to be written to directories outside the expected secure area when the PDF is opened...

The vulnerability of the NPM packet manager’s vm2 library, related to the disclosure of information in the erroneous data area, allows an intruder to gain unauthorized access to the protected information.

The vulnerability of the NPM packet manager’s library vm2 is related to the disclosure of information in the erroneous data area. Exploiting this vulnerability can allow an attacker, operating remotely, to gain unauthorized access to protected information...

cve-2026-29204-whmcs-clientarea-addonid

CVE-2026-29204 — WHMCS client area addon guard Unofficial community notes for CVE-2026-29204: on clientarea.php?action=productdetails, a logged-in client can supply a foreign addonId with modop=custom and reach module context that does not belong to the session. Upgrade first. Apply a...

Astra Linux – Vulnerability found in Linux 6.1, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: drm/i915: Avoid lock inversion when pinning to GGTT on CHV/BXT+VTD On completion of i915vmapinww, a synchronous variant of dmafenceworkcommit is called. When pinning a VMA to GGTT address space on a Cherry View family processor, ...

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

A vulnerability has been discovered in the Linux kernel and is classified as critical. The affected component is the function areacacheget in the file drivers/net/ethernet/netronome/nfp/nfpcore/nfpcppcore.c of the IPsec component. This vulnerability occurs due to improper memory management during...

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

In the Linux kernel, the following vulnerabilities have been resolved: uprobes: Fixed a kernel information leak via “uprobes” vma. xoladdvma: Maps the uninitialized page allocated by createxolarea into user space. On some architectures x86, this memory is readable even without VMREAD or VMEXEC;...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: can: mcan: pci: added the missing mcanclassfreedev function in probe/remove methods. In mcanpciremove and the error handling path of mcanpciprobe, mcanclassfreedev should be called to release resources allocated by...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: mm/khugepaged: fixed -anonvma race condition If an -anonvma is attached to the VMA, the collapseandfreepmd function requires it to be locked. Page table traversal is allowed under any of the following conditions: the mmap lock...

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

In the Linux kernel, the following vulnerability has been resolved: can: j1939: fix errant WARNONONCE in j1939sessiondeactivate The statement “j1939sessiondeactivate should be called with a session ref-count of at least 2” is incorrect. In some concurrent scenarios, j1939sessiondeactivate can be...

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

In the Linux kernel, the following vulnerability has been resolved: perf/core: Abrupt exit if the requested AUX area is out of bounds. When using perf-record with a large AUX area, for example 4GB, the following error occurs: bash perf record -C 0 -m ,4G -e armspe0// -- sleep 1 Failed to mmap wit...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: nfp: Fixed a memory leak in nfpcppareacacheadd. In line 800 1, nfpcppareaalloc allocates and initializes a CPP area structure. However, in line 807 2, when the cache allocation fails, this CPP area structure is not freed, resulti...

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: comedi: Flushing partial mappings in the error case If some remappfnrange calls succeeded before one failed, we still have buffer pages mapped into the user-space page tables when we drop the buffer reference with...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: net/sched: actskbmod: Skip non-Ethernet packets Currently, tcfskbmodact assumes that packets use Ethernet as their L2 protocol, which is not always the case. For example, for CAN devices: bash $ ip link add dev vcan0 type vcan $ ...

Astra Linux – Vulnerability found in Linux 5.15, Linux 6.1

A issue was discovered in ksmbd within the Linux kernel before version 6.6.10. The smb2getdataarealen function in fs/smb/server/smb2misc.c can lead to an out-of-bounds access via smbstrndupfromutf16, due to improper handling of the relationship between the Name data and the CreateContexts data...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: Staging: rtl8712 – fixed bugs related to use after freeing memory. The Read/WriteMACREG callbacks are set to NULL, so the read/writemacreghdl functions do nothing other than freeing the “pcmd” pointer. This results in a...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: can: isotp: sanitize CAN ID checks in isotpBind. Syzbot created an environment that led to a state machine status that cannot be reached with a compliant CAN ID address configuration. The provided address information consisted of...

Astra Linux – Vulnerability in Thunderbird

Thunderbird unexpectedly enabled JavaScript in the composition area. The JavaScript execution context was limited to this area and did not receive Chrome-level privileges; however, it could be used as a stepping stone for further attacks involving other vulnerabilities. This vulnerability affects...

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

In the Linux kernel, the following vulnerabilities have been resolved: powerpc/code-patching: Fixed a KASAN vulnerability by not marking the text patching area as a VMALLOC. Erhard reported the following KASAN vulnerabilities while booting his PowerMac G4 with a KASAN-enabled kernel 6.13-rc6: -...