#buffer_overflow

View CSAF 1. EXECUTIVE SUMMARY CVSS v3 10.0 ATTENTION: Exploitable remotely/low attack complexity/public exploits are available Vendor: Nice Equipment: Linear eMerge E3-Series Vulnerabilities: Path traversal, Cross-site scripting, OS command injection, Unrestricted Upload of File with Dangerous Type, Incorrect Authorization, Exposure of Sensitive Information to an Authorized Actor, Insufficiently Protected Credentials, Use of Hard-coded Credentials, Cross-site Request Forgery, Out-of-bounds Write 2. RISK EVALUATION Successful exploitation of these vulnerabilities could allow a remote attacker to gain full system access. 3. TECHNICAL DETAILS 3.1 AFFECTED PRODUCTS The following versions of Nice Linear eMerge E3-Series are affected: Linear eMerge E3-Series: versions 1.00-06 and prior 3.2 Vulnerability Overview 3.2.1 IMPROPER LIMITATION OF A PATHNAME TO A RESTRICTED DIRECTORY (‘PATH TRAVERSAL') CWE-22 Nice Linear eMerge E3-Series versions 1.00-06 and prior are vulnerable to path traversal....

Gentoo Linux Security Advisory 202403-1 - A vulnerability has been discovered in Tox which may lead to remote code execution. Versions greater than or equal to 0.2.13 are affected.

Security researchers created an AI worm in a test environment that can automatically spread between generative AI agents—potentially stealing data and sending spam emails along the way.

View CSAF 1. EXECUTIVE SUMMARY CVSS v3 7.8 ATTENTION: Low attack complexity Vendor: Delta Electronics Equipment: CNCSoft-B Vulnerability: Stack-based Buffer Overflow 2. RISK EVALUATION Successful exploitation of this vulnerability could allow an attacker to execute arbitrary code. 3. TECHNICAL DETAILS 3.1 AFFECTED PRODUCTS The following Delta Electronics products are affected: CNCSoft-B: Versions 1.0.0.4 and prior 3.2 Vulnerability Overview 3.2.1 STACK-BASED BUFFER OVERFLOW CWE-121 Delta Electronics CNCSoft-B versions 1.0.0.4 and prior are vulnerable to a stack-based buffer overflow, which may allow an attacker to execute arbitrary code. CVE-2024-1941 has been assigned to this vulnerability. A CVSS v3.1 base score of 7.8 has been calculated; the CVSS vector string is (AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H). 3.3 BACKGROUND CRITICAL INFRASTRUCTURE SECTORS: Critical Manufacturing COUNTRIES/AREAS DEPLOYED: Worldwide COMPANY HEADQUARTERS LOCATION: Taiwan 3.4 RESEARCHER Natnael Samson (@NattiS...

Other potential code execution vulnerabilities are also present in Weston Embedded µC/HTTP-server, a web server component in Weston Embedded's in-house operating system and an open-source library that processes several types of potentially sensitive medical tests.

Red Hat Security Advisory 2024-1013-03 - An update for edk2 is now available for Red Hat Enterprise Linux 8.4 Advanced Mission Critical Update Support, Red Hat Enterprise Linux 8.4 Telecommunications Update Service, and Red Hat Enterprise Linux 8.4 Update Services for SAP Solutions. Issues addressed include a buffer overflow vulnerability.

Red Hat Security Advisory 2024-1007-03 - An update for the gimp:2.8 module is now available for Red Hat Enterprise Linux 8.4 Advanced Mission Critical Update Support, Red Hat Enterprise Linux 8.4 Telecommunications Update Service, and Red Hat Enterprise Linux 8.4 Update Services for SAP Solutions. Issues addressed include a buffer overflow vulnerability.

Red Hat Security Advisory 2024-1004-03 - An update for edk2 is now available for Red Hat Enterprise Linux 8.2 Advanced Update Support, Red Hat Enterprise Linux 8.2 Telecommunications Update Service, and Red Hat Enterprise Linux 8.2 Update Services for SAP Solutions. Issues addressed include a buffer overflow vulnerability.

Gentoo Linux Security Advisory 202402-31 - A vulnerability has been discovered in GNU Aspell which leads to a heap buffer overflow. Versions greater than or equal to 0.60.8-r3 are affected.

### Summary Ever since https://github.com/agronholm/cbor2/pull/204 (or specifically https://github.com/agronholm/cbor2/commit/387755eacf0be35591a478d3c67fe10618a6d542) was merged, I can create a reproducible crash when running the snippet under PoC on a current Debian bullseye aarm64 on a Raspberry Pi 3 (I was **not** able to reproduce this on my x86_64 Laptop with Python 3.11; I suspect because there is enough memory to allocate still) ## Details ### PoC ```py import json import concurrent.futures import cbor2 def test(): obj = "x" * 131128 cbor_enc = cbor2.dumps(obj) return cbor2.loads(cbor_enc) with concurrent.futures.ProcessPoolExecutor() as executor: future = executor.submit(test) print(future.result()) ``` ``` malloc(): unsorted double linked list corrupted Traceback (most recent call last): File "test.py", line 14, in <module> print(future.result()) File "/usr/lib/python3.9/concurrent/futures/_base.py", line 440, in result return self.__get_...