CVE-2017-9671

A heap overflow in apk Alpine Linux's package manager allows a remote attacker to cause a denial of service, or achieve code execution, by crafting a malicious APKINDEX.tar.gz file with a bad pax header block...

CVE-2017-9671

CVE-2017-9671 , reported for Alpine Linux apk, describes a heap overflow in the tar parsing path (archive.c/apk_parse_tar) triggered by a signed int parameter in blob_realloc. The code reallocates a buffer based on newsize (int) while the buffer length is long, allowing large sizes to wrap to neg...

CVE-2017-9669

A heap overflow in apk Alpine Linux's package manager allows a remote attacker to cause a denial of service, or achieve code execution by crafting a malicious APKINDEX.tar.gz file...

CVE-2017-9669

Affects Alpine Linux’s package manager (apk). CVE-2017-9669 stems from a heap overflow in the tar parsing code (archive.c) triggered by a signed int blob_realloc used to grow the longname buffer. If a large size overflows, is->read may copy more bytes than allocated, causing a heap overflow. M...

Alpine Linux's package manager buffer error vulnerability

Alpine Linux's package manager apk is a package management tool for Linux. The tool is used to install, upgrade or remove software on a running system. A heap buffer overflow vulnerability exists in Alpine Linux's package manager. A remote attacker can exploit this vulnerability by creating a...

Alpine Linux's package manager buffer overflow vulnerability

Alpine Linux's package manager apk is a package management tool for Linux. The tool is used to install, upgrade or remove software on a running system. A heap buffer overflow vulnerability exists in Alpine Linux's package manager. A remote attacker can exploit this vulnerability by creating a...

Alpine Linux: from vulnerability discovery to code execution a-vulnerability warning-the black bar safety net

One, Foreword Recently I was in the Alpine Linux package Manager found two serious vulnerabilities, exploits, numbered CVE-2017-9669 and CVE-2017-9671。 If you are using Alpine, an attacker may use these two holes in your host to execute malicious code. Alpine Linux is a lightweight Linux...

Alpine Linux: From vulnerability discovery to code execution

I’ve recently uncovered two critical vulnerabilities in Alpine Linux’s package manager, assigned CVE-2017-9669 and CVE-2017-9671. These vulnerabilities could potentially lead to an attacker executing malicious code on your machines, if you are using Alpine knowingly or implicitly. Alpine Linux is...

ffmpeg and Libav cross-domain information disclosure vulnerability

Overview ffmpeg is a "cross-platform solution to record, convert and stream audio and video". ffmpeg is vulnerable to local file disclosure due to improper enforcement of domain restrictions when processing playlist files. Description CWE-201: Information Exposure Through Sent Data- CVE-2016-1897...