xen-kernel -- x86: Privilege escalation in PV guests

The Xen Project reports: The PV pagetable code has fast-paths for making updates to pre-existing pagetable entries, to skip expensive re-validation in safe cases e.g. clearing only Access/Dirty bits. The bits considered safe were too broad, and not actually safe. A malicious PV guest administrato...

NSS -- multiple vulnerabilities

Mozilla Foundation reports: Mozilla has updated the version of Network Security Services NSS library used in Firefox to NSS 3.23. This addresses four moderate rated networking security issues reported by Mozilla engineers Tyson Smith and Jed Davis...

cacti -- multiple vulnerabilities

The Cacti Group, Inc. reports: Changelog bug:0002667: Cacti SQL Injection Vulnerability bug:0002673: CVE-2016-3659 - Cacti graphview.php SQL Injection Vulnerability bug:0002656: Authentication using web authentication as a user not in the cacti database allows complete access regression...

openvswitch -- MPLS buffer overflow

Open vSwitch reports: Multiple versions of Open vSwitch are vulnerable to remote buffer overflow attacks, in which crafted MPLS packets could overflow the buffer reserved for MPLS labels in an OVS internal data structure. The MPLS packets that trigger the vulnerability and the potential for...

chromium -- multiple vulnerabilities

Google Chrome Releases reports: 589838 High CVE-2016-1643: Type confusion in Blink. 590620 High CVE-2016-1644: Use-after-free in Blink. 587227 High CVE-2016-1645: Out-of-bounds write in PDFium...

phpmyadmin -- multiple XSS and a man-in-the-middle vulnerability

The phpMyAdmin development team reports: XSS vulnerability in SQL parser. Using a crafted SQL query, it is possible to trigger an XSS attack through the SQL query page. We consider this vulnerability to be non-critical. Multiple XSS vulnerabilities. By sending a specially crafted URL as part of t...

firefox -- Same-origin-policy violation using Service Workers with plugins

The Mozilla Foundation reports: MFSA 2016-13 Jason Pang of OneSignal reported that service workers intercept responses to plugin network requests made through the browser. Plugins which make security decisions based on the content of network requests can have these decisions subverted if a servic...

pcre -- stack buffer overflow

Philip Hazel reports: PCRE does not validate that handling the ACCEPT verb will occur within the bounds of the cworkspace stack buffer, leading to a stack buffer overflow...

wordpress -- multiple vulnerabilities

Samuel Sidler reports: WordPress 4.4.2 is now available. This is a security release for all previous versions and we strongly encourage you to update your sites immediately. WordPress versions 4.4.1 and earlier are affected by two security issues: a possible SSRF for certain local URIs, reported ...

phpmyadmin -- Unsafe generation of XSRF/CSRF token

The phpMyAdmin development team reports: The XSRF/CSRF token is generated with a weak algorithm using functions that do not return cryptographically secure values. We consider this vulnerability to be non-critical...

xen-tools -- libxl leak of pv kernel and initrd on error

The Xen Project reports: When constructing a guest which is configured to use a PV bootloader which runs as a userspace process in the toolstack domain e.g. pygrub libxl creates a mapping of the files to be used as kernel and initial ramdisk when building the guest domain. However if building the...

libpng buffer overflow in png_set_PLTE

libpng reports: CVE for a vulnerability in libpng, all versions, in the pngsetPLTE/pnggetPLTE functions. These functions failed to check for an out-of-range palette when reading or writing PNG files with a bitdepth less than 8. Some applications might read the bit depth from the IHDR chunk and...

xen-tools -- populate-on-demand balloon size inaccuracy can crash guests

The Xen Project reports: Guests configured with PoD might be unstable, especially under load. In an affected guest, an unprivileged guest user might be able to cause a guest crash, perhaps simply by applying load so as to cause heavy memory pressure within the guest...

xen-kernel -- leak of main per-domain vcpu pointer array

The Xen Project reports: A domain's primary array of vcpu pointers can be allocated by a toolstack exactly once in the lifetime of a domain via the XENDOMCTLmaxvcpus hypercall. This array is leaked on domain teardown. This memory leak could -- over time -- exhaust the host's memory. A domain give...

Joomla! -- Core - SQL Injection/ACL Violation vulnerabilities

The JSST and the Joomla! Security Center report: 20151001 - Core - SQL Injection Inadequate filtering of request data leads to a SQL Injection vulnerability. 20151002 - Core - ACL Violations Inadequate ACL checks in comcontenthistory provide potential read access to data which should be access...

Salt -- multiple vulnerabilities

Salt release notes: CVE-2015-6918 - Git modules leaking HTTPS auth credentials to debug log Updated the Git state and execution modules to no longer display HTTPS basic authentication credentials in loglevel debug output on the Salt master. These credentials are now replaced with REDACTED in the...

ZendFramework1 -- SQL injection vulnerability

Zend Framework developers report: The PDO adapters of Zend Framework 1 do not filter null bytes values in SQL statements. A PDO adapter can treat null bytes in a query as a string terminator, allowing an attacker to add arbitrary SQL following a null byte, and thus create a SQL injection...

jasper -- multiple vulnerabilities

Martin Prpic reports: A double free flaw was found in the way JasPer's jasperimagestopload function parsed certain JPEG 2000 image files. A specially crafted file could cause an application using JasPer to crash. Feist Josselin reports: A new use-after-free was found in Jasper JPEG-200. The...

vorbis-tools, opus-tools -- multiple vulnerabilities

Paris Zoumpouloglou reports: I discovered an integer overflow issue in oggenc, related to the number of channels in the input WAV file. The issue triggers an out-of-bounds memory access which causes oggenc to crash. Paris Zoumpouloglou reports: A crafted WAV file with number of channels set to 0...

go -- multiple vulnerabilities

Jason Buberel, Go Product Manager, reports: CVE-2015-5739 - "Content Length" treated as valid header CVE-2015-5740 - Double content-length headers does not return 400 error CVE-2015-5741 - Additional hardening, not sending Content-Length w/Transfer-Encoding, Closing connections...

subversion -- multiple vulnerabilities

Subversion reports: CVE-2015-3184: Subversion's modauthzsvn does not properly restrict anonymous access in some mixed anonymous/authenticated environments when using Apache httpd 2.4. CVE-2015-3187: Subversion servers, both httpd and svnserve, will reveal some paths that should be hidden by...

bind -- denial of service vulnerability

ISC reports: An error in the handling of TKEY queries can be exploited by an attacker for use as a denial-of-service vector, as a constructed packet can use the defect to trigger a REQUIRE assertion failure, causing BIND to exit...

freeradius -- insufficient CRL application vulnerability

oCERT reports: The FreeRADIUS server relies on OpenSSL to perform certificate validation, including Certificate Revocation List CRL checks. The FreeRADIUS usage of OpenSSL, in CRL application, limits the checks to leaf certificates, therefore not detecting revocation of intermediate CA...

logstash -- Directory traversal vulnerability in the file output plugin

Elastic reports: An attacker could use the File output plugin with dynamic field references in the path option to traverse paths outside of Logstash directory. This technique could also be used to overwrite any files which can be accessed with permissions associated with Logstash user. This relea...

elasticsearch -- directory traversal attack with site plugins

Elastic reports: Vulnerability Summary: All Elasticsearch versions prior to 1.5.2 and 1.4.5 are vulnerable to a directory traversal attack that allows an attacker to retrieve files from the server running Elasticsearch when one or more site plugins are installed, or when Windows is the server OS...

PostgreSQL -- minor security problems.

PostgreSQL project reports: This update fixes three security vulnerabilities reported in PostgreSQL over the past few months. Nether of these issues is seen as particularly urgent. However, users should examine them in case their installations are vulnerable:. CVE-2015-3165 Double "free" after...

qemu -- Heap overflow in QEMU PCNET controller, allowing guest to host escape (CVE-2015-3209)

The QEMU security team reports: A guest which has access to an emulated PCNET network device e.g. with "model=pcnet" in their VIF configuration can exploit this vulnerability to take over the qemu process elevating its privilege to that of the qemu process...

pidgin-otr -- use after free

Hanno Bock reports: The pidgin-otr plugin version 4.0.2 fixes a heap use after free error. The bug is triggered when a user tries to authenticate a buddy and happens in the function createsmpdialog...

xen-kernel -- arm: vgic-v2: GICD_SGIR is not properly emulated

The Xen Project reports: When decoding a guest write to a specific register in the virtual interrupt controller Xen would treat an invalid value as a critical error and crash the host. By writing an invalid value to the GICD.SGIR register a guest can crash the host, resulting in a Denial of Servi...

otrs -- Incomplete Access Control

The OTRS project reports: An attacker with valid OTRS credentials could access and manipulate ticket data of other users via the GenericInterface, if a ticket webservice is configured and not additionally secured...

Bugzilla multiple security issues

Bugzilla Security Advisory Unauthorized Account Creation An attacker creating a new Bugzilla account can override certain parameters when finalizing the account creation that can lead to the user being created with a different email address than originally requested. The overridden login name cou...

chromium -- multiple vulnerabilities

Google Chrome Releases reports: 50 security fixes in this release, including: 386988 Critical CVE-2014-3176, CVE-2014-3177: A special reward to lokihardt@asrt for a combination of bugs in V8, IPC, sync, and extensions that can lead to remote code execution outside of the sandbox. 369860 High...

e2fsprogs -- buffer overflow if s_first_meta_bg too big

Theodore Ts'o reports: If sfirstmetabg is greater than the of number block group descriptor blocks, then reading or writing the block group descriptors will end up overruning the memory buffer allocated for the descriptors. The finding is credited to a vulnerability report from Jose Duart of Goog...

librsync -- collision vulnerability

Michael Samuel reports: librsync before 1.0.0 uses a truncated MD4 checksum to match blocks, which makes it easier for remote attackers to modify transmitted data via a birthday attack...

mcollective -- cert valication issue

Melissa Stone reports: The MCollective aessecurity public key plugin does not correctly validate certs against the CA. By exploiting this vulnerability within a race/initialization window, an attacker with local access could initiate an unauthorized MCollective client connection with a server, an...

libXfont -- X Font Service Protocol and Font metadata file handling issues

Alan Coopersmith reports: Ilja van Sprundel, a security researcher with IOActive, has discovered several issues in the way the libXfont library handles the responses it receives from xfs servers, and has worked with X.Org's security team to analyze, confirm, and fix these issues. Most of these...

libssh -- PRNG state reuse on forking servers

Aris Adamantiadis reports: When accepting a new connection, the server forks and the child process handles the request. The RANDbytes function of openssl doesn't reset its state after the fork, but simply adds the current process id getpid to the PRNG state, which is not guaranteed to be unique...

gnutls -- multiple certificate verification issues

GnuTLS project reports: A vulnerability was discovered that affects the certificate verification functions of all gnutls versions. A specially crafted certificate could bypass certificate validation checks. The vulnerability was discovered during an audit of GnuTLS for Red Hat. Suman Jana reporte...

apache -- several vulnerabilities

Apache HTTP SERVER PROJECT reports: Clean up cookie logging with fewer redundant string parsing passes. Log only cookies with a value assignment. Prevents segfaults when logging truncated cookies. moddav: Keep track of length of cdata properly when removing leading spaces. Eliminates a potential...

rt42 -- denial-of-service attack via the email gateway

The RT development team reports: Versions of RT between 4.2.0 and 4.2.2 inclusive are vulnerable to a denial-of-service attack via the email gateway; any installation which accepts mail from untrusted sources is vulnerable, regardless of the permissions configuration inside RT. This vulnerability...

virtualbox-ose -- local vulnerability

Oracle reports: Unspecified vulnerability in the Oracle VM VirtualBox component in Oracle Virtualization VirtualBox prior to 3.2.20, 4.0.22, 4.1.30, 4.2.22, and 4.3.6 allows local users to affect confidentiality, integrity, and availability via unknown vectors related to Core...

linux-flashplugin -- multiple vulnerabilities

Adobe reports: These updates address vulnerabilities that could cause a crash and potentially allow an attacker to take control of the affected system...

libXfont -- Stack buffer overflow in parsing of BDF font files in libXfont

freedesktop.org reports: A BDF font file containing a longer than expected string can cause a buffer overflow on the stack. Testing in X servers built with Stack Protector restulted in an immediate crash when reading a user-proveded specially crafted font. As libXfont is used to read user-specifi...

chromium -- multiple memory corruption issues

Google Chrome Releases reports: 319117 319125 Critical CVE-2013-6632: Multiple memory corruption issues. Credit to Pinkie Pie...

subversion -- remotely triggerable "Assertion failed" DoS vulnerability or read overflow.

Subversion Project reports: Subversion's moddavsvn Apache HTTPD server module will trigger an assertion on some requests made against a revision root. This can lead to a DoS. If assertions are disabled it will trigger a read overflow which may cause a SEGFAULT or equivalent or undefined behavior...

cURL library -- heap corruption in curl_easy_unescape

cURL developers report: libcurl is vulnerable to a case of bad checking of the input data which may lead to heap corruption. The function curleasyunescape decodes URL-encoded strings to raw binary data. URL-encoded octets are represented with %HH combinations where HH is a two-digit hexadecimal...

www/mod_security -- NULL pointer dereference DoS

SecurityFocus reports: When ModSecurity receives a request body with a size bigger than the value set by the "SecRequestBodyInMemoryLimit" and with a "Content-Type" that has no request body processor mapped to it, ModSecurity will systematically crash on every call to "forceRequestBodyVariable"...

dropbear -- exposure of sensitive information, DoS

The Dropbear project reports: A weakness and a vulnerability have been reported in Dropbear SSH Server, which can be exploited by malicious people to disclose certain sensitive information and cause a DoS...

FreeBSD -- BIND remote denial of service

A flaw in a library used by BIND allows an attacker to deliberately cause excessive memory consumption by the named8 process. This affects both recursive and authoritative servers...

perl -- denial of service via algorithmic complexity attack on hashing routines

Perl developers report: In order to prevent an algorithmic complexity attack against its hashing mechanism, perl will sometimes recalculate keys and redistribute the contents of a hash. This mechanism has made perl robust against attacks that have been demonstrated against other systems. Research...