Matrix clients -- several vulnerabilities

Matrix developers report: Today we are disclosing a critical security issue affecting multiple Matrix clients and libraries including Element Web/Desktop/Android, FluffyChat, Nheko, Cinny, and SchildiChat. Specifically, in certain circumstances it may be possible to trick vulnerable clients into...

chromium -- multiple vulnerabilities

Chrome Releases reports: This release contains 10 security fixes, including: 1227777 High CVE-2021-30590: Heap buffer overflow in Bookmarks. Reported by Leecraso and Guang Gong of 360 Alpha Lab on 2021-07-09 1229298 High CVE-2021-30591: Use after free in File System API. Reported by SorryMybad...

fetchmail -- 6.4.19 and older denial of service or information disclosure

Matthias Andree reports: When a log message exceeds c. 2 kByte in size, for instance, with very long header contents, and depending on verbosity option, fetchmail can crash or misreport each first log message that requires a buffer reallocation...

tomcat -- HTTP request smuggling in multiple versions

Bahruz Jabiyev, Steven Sprecher and Kaan Onarlioglu of NEU seclab reports: Apache Tomcat did not correctly parse the HTTP transfer-encoding request header in some circumstances leading to the possibility to request smuggling when used with a reverse proxy. Specifically: Tomcat incorrectly ignored...

curl -- Automatic referer leaks credentials

Daniel Stenberg reports: libcurl does not strip off user credentials from the URL when automatically populating the Referer: HTTP request header field in outgoing HTTP requests, and therefore risks leaking sensitive data to the server that is the target of the second HTTP request. libcurl...

tomcat -- Remote Denial of Service in multiple versions

rbeaudry reports: A vulnerability in Apache Tomcat allows an attacker to remotely trigger a denial of service. An error introduced as part of a change to improve error handling during non-blocking I/O meant that the error flag associated with the Request object was not reset between requests. Thi...

spamassassin -- Malicious rule configuration (.cf) files can be configured to run system commands

The Apache SpamAssassin project reports: Apache SpamAssassin 3.4.5 was recently released 1, and fixes an issue of security note where malicious rule configuration .cf files can be configured to run system commands. In Apache SpamAssassin before 3.4.5, exploits can be injected in a number of...

jenkins -- multiple vulnerabilities

Jenkins Security Advisory: Description Medium SECURITY-1452 / CVE-2021-21602 Arbitrary file read vulnerability in workspace browsers High SECURITY-1889 / CVE-2021-21603 XSS vulnerability in notification bar High SECURITY-1923 / CVE-2021-21604 Improper handling of REST API XML deserialization erro...

Node.js -- November 2020 Security Releases

Node.js reports: Updates are now available for v12.x, v14.x and v15.x Node.js release lines for the following issues. Denial of Service through DNS request CVE-2020-8277 A Node.js application that allows an attacker to trigger a DNS request for a host of their choice could trigger a Denial of...

Icinga Web 2 -- directory traversal vulnerability

Icinga development team reports: CVE-2020-24368 Icinga Icinga Web2 2.0.0 through 2.6.4, 2.7.4 and 2.8.2 has a Directory Traversal vulnerability which allows an attacker to access arbitrary files that are readable by the process running Icinga Web 2. This issue is fixed in Icinga Web 2 in v2.6.4,...

chromium -- multiple vulnerabilities

Chrome Releases reports: This release contains 15 security fixes, including: 1107433 High CVE-2020-6542: Use after free in ANGLE. Reported by Piotr Bania of Cisco Talos on 2020-07-20 1104046 High CVE-2020-6543: Use after free in task scheduling. Reported by Looben Yang on 2020-07-10 1108497 High...

php72 -- use of freed hash key

grigoritchy at gmail dot com reports: The pharparsezipfile function had use-after-free vulnerability because of mishandling of the actualalias variable...

mailman -- arbitrary content injection vulnerability via options or private archive login pages

Mark Sapiro reports: A content injection vulnerability via the options login page has been discovered and reported by Vishal Singh. An issue similar to CVE-2018-13796 exists at different endpoint & param. It can lead to a phishing attack. added 2020-05-07 This is essentially the same as...

librsvg2 -- multiple vulnerabilities

Librsvg2 developers reports: Backport the following fixes from 2.46.x: Librsvg now has limits on the number of loaded XML elements, and the number of referenced elements within an SVG document. This is to mitigate malicious SVGs which try to consume all memory, and those which try to consume an...

cacti -- multiple vulnerabilities

The Cacti developers reports: When guest users have access to realtime graphs, remote code could be executed CVE-2020-8813. Lack of escaping on some pages can lead to XSS exposure CVE-2020-7106. Remote Code Execution due to input validation failure in Performance Boost Debug Log CVE-2020-7237...

unbound -- parsing vulnerability

Unbound Security Advisories: Recent versions of Unbound contain a vulnerability that can cause shell code execution after receiving a specially crafted answer. This issue can only be triggered if unbound was compiled with --enable-ipsecmod support, and ipsecmod is enabled and used in the...

Gitlab -- Multiple Vulnerabilities

The GitLab Team reports: XSS in Markdown Preview Using Mermaid Bypass Email Verification using Salesforce Authentication Account Takeover using SAML Uncontrolled Resource Consumption in Markdown using Mermaid Disclosure of Private Project Path and Labels Disclosure of Assignees via Milestones...

Django -- multiple vulnerabilities

Django release notes: CVE-2019-14232: Denial-of-service possibility in django.utils.text.Truncator If django.utils.text.Truncator's chars and words methods were passed the html=True argument, they were extremely slow to evaluate certain inputs due to a catastrophic backtracking vulnerability in a...

Dovecot -- improper input validation

Aki Tuomi reports: Vulnerability Details: IMAP and ManageSieve protocol parsers do not properly handle NUL byte when scanning data in quoted strings, leading to out of bounds heap memory writes. Risk: This vulnerability allows for out-of-bounds writes to objects stored on the heap up to 8096 byte...

clamav -- multiple vulnerabilities

Clamav reports: An out-of-bounds heap read condition may occur when scanning PDF documents An out-of-bounds heap read condition may occur when scanning PE files An out-of-bounds heap write condition may occur when scanning OLE2 files An out-of-bounds heap read condition may occur when scanning...

PostgreSQL -- two vulnerabilities

The PostgreSQL project reports: CVE-2018-10915: Certain host connection parameters defeat client-side security defenses libpq, the client connection API for PostgreSQL that is also used by other connection libraries, had an internal issue where it did not reset all of its connection state variabl...

SQLite -- Corrupt DB can cause a NULL pointer dereference

MITRE reports: SQLite databases whose schema is corrupted using a CREATE TABLE AS statement could cause a NULL pointer dereference, related to build.c and prepare.c...

PostgreSQL vulnerabilities

The PostgreSQL project reports: CVE-2018-1058: Uncontrolled search path element in pgdump and other client applications...

PostgreSQL vulnerabilities

The PostgreSQL project reports: CVE-2018-1052: Fix the processing of partition keys containing multiple expressions only for PostgreSQL-10.x CVE-2018-1053: Ensure that all temporary files made with "pgupgrade" are non-world-readable...

quagga -- several security issues

Quagga reports: The Quagga BGP daemon, bgpd, does not properly bounds check the data sent with a NOTIFY to a peer, if an attribute length is invalid. Arbitrary data from the bgpd process may be sent over the network to a peer and/or it may crash. The Quagga BGP daemon, bgpd, can double-free memor...

exim -- remote DoS attack in BDAT processing

Exim developers team reports: The receivemsg function in receive.c in the SMTP daemon in Exim 4.88 and 4.89 allows remote attackers to cause a denial of service infinite loop and stack exhaustion via vectors involving BDAT commands and an improper check for a '.' character signifying the end of t...

xorg-server -- multiple vulnerabilities

Adam Jackson reports: One regression fix since 1.19.4 mea culpa, and fixes for CVEs 2017-12176 through 2017-12187...

zookeeper -- Denial Of Service

zookeeper developers report: Two four letter word commands "wchp/wchc" are CPU intensive and could cause spike of CPU utilization on Apache ZooKeeper server if abused, which leads to the server unable to serve legitimate client requests. Apache ZooKeeper thru version 3.4.9 and 3.5.2 suffer from...

Flash Player -- multiple vulnerabilities

Adobe reports: These updates resolve memory corruption vulnerabilities that could lead to remote code execution CVE-2017-11281, CVE-2017-11282...

Mercurial -- multiple vulnerabilities

Mercurial Release Notes: CVE-2017-1000115 Mercurial's symlink auditing was incomplete prior to 4.3, and could be abused to write to files outside the repository. CVE-2017-1000116 Mercurial was not sanitizing hostnames passed to ssh, allowing shell injection attacks on clients by specifying a...

kauth: Local privilege escalation

Albert Astals Cid reports: KAuth contains a logic flaw in which the service invoking dbus is not properly checked. This allows spoofing the identity of the caller and with some carefully crafted calls can lead to gaining root from an unprivileged account...

miniupnpc -- integer signedness error

Tintinweb reports: An integer signedness error was found in miniupnp's miniwget allowing an unauthenticated remote entity typically located on the local network segment to trigger a heap corruption or an access violation in miniupnp's http response parser when processing a specially crafted...

xen-kernel -- x86 PV guests may be able to mask interrupts

The Xen Project reports: Certain PV guest kernel operations page table writes in particular need emulation, and use Xen's general x86 instruction emulator. This allows a malicious guest kernel which asynchronously modifies its instruction stream to effect the clearing of EFLAGS.IF from the state...

xen-kernel -- x86 null segments not always treated as unusable

The Xen Project reports: The Xen x86 emulator erroneously failed to consider the unusability of segments when performing memory accesses. The intended behaviour is as follows: The user data segment %ds, %es, %fs and %gs selectors may be NULL in 32-bit to prevent access. In 64-bit, NULL has a...

lynx -- multiple vulnerabilities

Oracle reports: Lynx is vulnerable to POODLE by still supporting vulnerable version of SSL. Lynx is also vulnerable to URL attacks by incorrectly parsing hostnames ending with an '?'...

ImageMagick7 -- multiple vulnerabilities

Multiple sources report: CVE-2016-9298: heap overflow in WaveletDenoiseImage, fixed in ImageMagick7-7.0.3.6, discovered 2016-10-31 CVE-2016-8866: memory allocation failure in AcquireMagickMemory incomplete previous fix for CVE-2016-8862, not fixed yet with the release of this announcement,...

xen-kernel -- x86: Disallow L3 recursive pagetable for 32-bit PV guests

The Xen Project reports: On real hardware, a 32-bit PAE guest must leave the USER and RW bit clear in L3 pagetable entries, but the pagetable walk behaves as if they were set. The L3 entries are cached in processor registers, and don't actually form part of the pagewalk. When running a 32-bit PV...

libarchive -- multiple vulnerabilities

Hanno Bock and Cisco Talos report: Out of bounds heap read in RAR parser Signed integer overflow in ISO parser TALOS-2016-0152 CVE-2016-4300: 7-Zip readSubStreamsInfo Integer Overflow TALOS-2016-0153 CVE-2016-4301: mtree parsedevice Stack Based Buffer Overflow TALOS-2016-0154 CVE-2016-4302:...

flash -- multiple vulnerabilities

Adobe reports: These updates resolve type confusion vulnerabilities that could lead to code execution CVE-2016-4144, CVE-2016-4149. These updates resolve use-after-free vulnerabilities that could lead to code execution CVE-2016-4142, CVE-2016-4143, CVE-2016-4145, CVE-2016-4146, CVE-2016-4147,...

expat2 -- denial of service

Adam Maris reports: It was found that original patch for issues CVE-2015-1283 and CVE-2015-2716 used overflow checks that could be optimized out by some compilers applying certain optimization settings, which can cause the vulnerability to remain even after applying the patch...

wireshark -- multiple vulnerabilities

Wireshark development team reports: The following vulnerabilities have been fixed: wnpa-sec-2016-29 The SPOOLS dissector could go into an infinite loop. Discovered by the CESG. wnpa-sec-2016-30 The IEEE 802.11 dissector could crash. Bug 11585 wnpa-sec-2016-31 The IEEE 802.11 dissector could crash...

xen-tools -- Unrestricted qemu logging

The Xen Project reports: When the libxl toolstack launches qemu for HVM guests, it pipes the output of stderr to a file in /var/log/xen. This output is not rate-limited in any way. The guest can easily cause qemu to print messages to stderr, causing this file to become arbitrarily large. The disk...

chromium -- multiple vulnerabilities

Google Chrome Releases reports: 5 security fixes in this release, including: 605766 High CVE-2016-1667: Same origin bypass in DOM. Credit to Mariusz Mlynski. 605910 High CVE-2016-1668: Same origin bypass in Blink V8 bindings. Credit to Mariusz Mlynski. 606115 High CVE-2016-1669: Buffer overflow i...

subversion -- multiple vulnerabilities

Subversion project reports: svnserve, the svn:// protocol server, can optionally use the Cyrus SASL library for authentication, integrity protection, and encryption. Due to a programming oversight, authentication against Cyrus SASL would permit the remote user to specify a realm string which is a...

chromium -- multiple vulnerabilities

Google Chrome Releases reports: 20 security fixes in this release, including: 590275 High CVE-2016-1652: Universal XSS in extension bindings. Credit to anonymous. 589792 High CVE-2016-1653: Out-of-bounds write in V8. Credit to Choongwoo Han. 591785 Medium CVE-2016-1651: Out-of-bounds read in Pdfi...

exim -- local privillege escalation

The Exim development team reports: All installations having Exim set-uid root and using 'perlstartup' are vulnerable to a local privilege escalation. Any user who can start an instance of Exim and this is normally any user can gain root privileges. If you do not use 'perlstartup' you should be sa...

libssh -- weak Diffie-Hellman secret generation

Andreas Schneider reports: libssh versions 0.1 and above have a bits/bytes confusion bug and generate an abnormally short ephemeral secret for the diffie-hellman-group1 and diffie-hellman-group14 key exchange methods. The resulting secret is 128 bits long, instead of the recommended sizes of 1024...

chromium -- multiple vulnerabilities

Google Chrome Releases reports: 6 security fixes in this release, including: 546677 High CVE-2016-1622: Same-origin bypass in Extensions. Credit to anonymous. 577105 High CVE-2016-1623: Same-origin bypass in DOM. Credit to Mariusz Mlynski. 509313 Medium CVE-2016-1625: Navigation bypass in Chrome...

NSS -- MD5 downgrade in TLS 1.2 signatures

The Mozilla Project reports: Security researcher Karthikeyan Bhargavan reported an issue in Network Security Services NSS where MD5 signatures in the server signature within the TLS 1.2 ServerKeyExchange message are still accepted. This is an issue since NSS has officially disallowed the acceptin...

qemu -- denial of service vulnerability in USB EHCI emulation support

Prasad J Pandit, Red Hat Product Security Team, reports: Qemu emulator built with the USB EHCI emulation support is vulnerable to an infinite loop issue. It occurs during communication between host controller interfaceEHCI and a respective device driver. These two communicate via a isochronous...