Debian vulnerabilities
We track 1,111 vulnerabilities in Debian products across 10 products. 1,094 are rated high or critical, and 123 have been exploited in real attacks. The most recent was published on November 6, 2026.
Latest Debian vulnerabilities
- 7.5 High severity
Webkitgtk: Out-of-bounds Write
In WebKitGTK through 2.36.0 (and WPE WebKit), there is a heap-based buffer overflow in WebCore::TextureMapperLayer::setContentsLayer in WebCore/platform/graphics/texmap/TextureMapperLayer.cpp.
- 8.1 High severity
rsyslog: Improper Validation of Specified Quantity in Input
Rsyslog is a rocket-fast system for log processing. Modules for TCP syslog reception have a potential heap buffer overflow when octet-counted framing is used. This can result in a segfault or some other malfunction. As of our understanding, this vulnerability
- 7.5 High severity
ecdsautils: Improper Verification of Cryptographic Signature
ecdsautils is a tiny collection of programs used for ECDSA (keygen, sign, verify). `ecdsa_verify_[prepare_]legacy()` does not check whether the signature values `r` and `s` are non-zero. A signature consisting only of zeroes is always considered valid, making
- 9.8 Critical severity
SIMATIC S7-1500 CPU 1518-4 PN/DP MFP: Improper Neutralization of Special Elements used in an SQL Command
In OpenLDAP 2.x before 2.5.12 and 2.6.x before 2.6.2, a SQL injection vulnerability exists in the experimental back-sql backend to slapd, via a SQL statement within an LDAP query. This can occur during an LDAP search operation when the search filter is process
- 7.5 High severity
Cisco AMP for Endpoints: Missing Release of Memory after Effective Lifetime
On April 20, 2022, the following vulnerability in the ClamAV scanning library versions 0.103.5 and earlier and 0.104.2 and earlier was disclosed: A vulnerability in HTML file parser of Clam AntiVirus (ClamAV) versions 0.104.0 through 0.104.2 and LTS version 0.
- 7.5 High severity
On April 20, 2022, the following vulnerability in the ClamAV scanning library versions 0.103.5…
On April 20, 2022, the following vulnerability in the ClamAV scanning library versions 0.103.5 and earlier and 0.104.2 and earlier was disclosed: A vulnerability in the TIFF file parser of Clam AntiVirus (ClamAV) versions 0.104.0 through 0.104.2 and LTS versio
- 7.5 High severity
On April 20, 2022, the following vulnerability in the ClamAV scanning library versions 0.103.5…
On April 20, 2022, the following vulnerability in the ClamAV scanning library versions 0.103.5 and earlier and 0.104.2 and earlier was disclosed: A vulnerability in CHM file parser of Clam AntiVirus (ClamAV) versions 0.104.0 through 0.104.2 and LTS version 0.1
- 7.3 High severity
OpenSSL: Improper Neutralization of Special Elements used in an OS Command
The c_rehash script does not properly sanitise shell metacharacters to prevent command injection. This script is distributed by some operating systems in a manner where it is automatically executed. On such operating systems, an attacker could execute arbitrar
- 7.5 High severity
com.google.code.gson:gson: Deserialization of Untrusted Data
The package com.google.code.gson:gson before 2.8.9 are vulnerable to Deserialization of Untrusted Data via the writeReplace() method in internal classes, which may lead to DoS attacks.
- 7.1 High severity
kernel: Exposure of Sensitive Information to an Unauthorized Actor
A vulnerability was found in the pfkey_register function in net/key/af_key.c in the Linux kernel. This flaw allows a local, unprivileged user to gain access to kernel memory, leading to a system crash or a leak of internal kernel information.
- 7.0 High severity
kernel: Concurrent Execution using Shared Resource with Improper Synchronization
A use-after-free flaw was found in the Linux kernel’s sound subsystem in the way a user triggers concurrent calls of PCM hw_params. The hw_free ioctls or similar race condition happens inside ALSA PCM for other ioctls. This flaw allows a local user to crash or
- 7.8 High severity
Cifs-utils: Out-of-bounds Write
In cifs-utils through 6.14, a stack-based buffer overflow when parsing the mount.cifs ip= command-line argument could lead to local attackers gaining root privileges.
- 7.8 High severity
gpac: Out-of-bounds Read
MP4Box is a component of GPAC-2.0.0, which is a widely-used third-party package on RPM Fusion. When MP4Box tries to parse a MP4 file, it calls the function `diST_box_read()` to read from video. In this function, it allocates a buffer `str` with fixed length. H
- 7.5 High severity
pjproject: Loop with Unreachable Exit Condition
PJSIP is a free and open source multimedia communication library written in C. A denial-of-service vulnerability affects applications on a 32-bit systems that use PJSIP versions 2.12 and prior to play/read invalid WAV files. The vulnerability occurs when readi
- 7.0 High severity
Linux Kernel: Concurrent Execution using Shared Resource with Improper Synchronization
In the Linux kernel before 5.17.3, fs/io_uring.c has a use-after-free due to a race condition in io_uring timeouts. This can be triggered by a local user who has no access to any user namespace; however, the race condition perhaps can only be exploited infrequ
- 7.5 High severity
Epiphany: Out-of-bounds Write
In GNOME Epiphany before 41.4 and 42.x before 42.2, an HTML document can trigger a client buffer overflow (in ephy_string_shorten in the UI process) via a long page title. The issue occurs because the number of bytes for a UTF-8 ellipsis character is not prope
- 9.8 Critical severity
git: Improper Neutralization of Argument Delimiters in a Command
The package git before 1.11.0 are vulnerable to Command Injection via git argument injection. When calling the fetch(remote = 'origin', opts = {}) function, the remote parameter is passed to the git fetch subcommand in a way that additional flags can be set. T
- 7.1 High severity
Ncurses: Out-of-bounds Read
ncurses 6.3 before patch 20220416 has an out-of-bounds read and segmentation violation in convert_strings in tinfo/read_entry.c in the terminfo library.
- 9.8 Critical severity
Asterisk: Improper Neutralization of Special Elements used in an SQL Command
An issue was discovered in Asterisk through 19.x and Certified Asterisk through 16.8-cert13. The func_odbc module provides possibly inadequate escaping functionality for backslash characters in SQL queries, resulting in user-provided data creating a broken SQL
- 9.1 Critical severity
Asterisk: Server-Side Request Forgery
An SSRF issue was discovered in Asterisk through 19.x. When using STIR/SHAKEN, it's possible to send arbitrary requests (such as GET) to interfaces such as localhost by using the Identity header. This is fixed in 16.25.2, 18.11.2, and 19.3.2.
- 7.5 High severity
Asterisk: Uncontrolled Resource Consumption
An issue was discovered in Asterisk through 19.x. When using STIR/SHAKEN, it is possible to download files that are not certificates. These files could be much larger than what one would expect to download, leading to Resource Exhaustion. This is fixed in 16.2
- 7.5 High severity
Mariadb: Buffer Copy without Checking Size of Input
MariaDB Server v10.7 and below was discovered to contain a global buffer overflow in the component decimal_bin_size, which is exploited via specially crafted SQL statements.
- 7.5 High severity
Mariadb: Improper Neutralization of Special Elements used in an SQL Command
An issue in the component Item_subselect::init_expr_cache_tracker of MariaDB Server v10.6 and below was discovered to allow attackers to cause a Denial of Service (DoS) via specially crafted SQL statements.
- 7.5 High severity
Mariadb: Use After Free
MariaDB Server v10.6 and below was discovered to contain an use-after-free in the component my_strcasecmp_8bit, which is exploited via specially crafted SQL statements.
- 7.5 High severity
Mariadb: Improper Neutralization of Special Elements used in an SQL Command
An issue in the component Field::set_default of MariaDB Server v10.6 and below was discovered to allow attackers to cause a Denial of Service (DoS) via specially crafted SQL statements.
- 7.5 High severity
Mariadb: Improper Neutralization of Special Elements used in an SQL Command
An issue in the component my_decimal::operator= of MariaDB Server v10.6.3 and below was discovered to allow attackers to cause a Denial of Service (DoS) via specially crafted SQL statements.
- 7.5 High severity
Mariadb: Improper Neutralization of Special Elements used in an SQL Command
An issue in the component Arg_comparator::compare_real_fixed of MariaDB Server v10.6.2 and below was discovered to allow attackers to cause a Denial of Service (DoS) via specially crafted SQL statements.
- 7.5 High severity
Mariadb: Improper Neutralization of Special Elements used in an SQL Command
An issue in the component Create_tmp_table::finalize of MariaDB Server v10.7 and below was discovered to allow attackers to cause a Denial of Service (DoS) via specially crafted SQL statements.
- 7.5 High severity
Mariadb: Use After Free
MariaDB Server v10.6.3 and below was discovered to contain an use-after-free in the component Item_func_in::cleanup(), which is exploited via specially crafted SQL statements.
- 7.5 High severity
Mariadb: Use After Free
MariaDB Server v10.6.5 and below was discovered to contain an use-after-free in the component Item_args::walk_arg, which is exploited via specially crafted SQL statements.
- 7.8 High severity
git: Uncontrolled Search Path Element
Git for Windows is a fork of Git containing Windows-specific patches. This vulnerability affects users working on multi-user machines, where untrusted parties have write access to the same hard disk. Those untrusted parties could create the folder `C:\.git`, w
- 7.5 High severity
Apache Subversion: Use After Free
Subversion's mod_dav_svn is vulnerable to memory corruption. While looking up path-based authorization rules, mod_dav_svn servers may attempt to use memory which has already been freed. Affected Subversion mod_dav_svn servers 1.10.0 through 1.14.1 (inclusive).
- 9.8 Critical severity
Django: Improper Neutralization of Special Elements used in an SQL Command
A SQL injection issue was discovered in QuerySet.explain() in Django 2.2 before 2.2.28, 3.2 before 3.2.13, and 4.0 before 4.0.4. This occurs by passing a crafted dictionary (with dictionary expansion) as the **options argument, and placing the injection payloa
- 9.8 Critical severity
Django: Improper Neutralization of Special Elements used in an SQL Command
An issue was discovered in Django 2.2 before 2.2.28, 3.2 before 3.2.13, and 4.0 before 4.0.4. QuerySet.annotate(), aggregate(), and extra() methods are subject to SQL injection in column aliases via a crafted dictionary (with dictionary expansion) as the passe
- 7.5 High severity
nokogiri: Inefficient Regular Expression Complexity
Nokogiri is an open source XML and HTML library for Ruby. Nokogiri `< v1.13.4` contains an inefficient regular expression that is susceptible to excessive backtracking when attempting to detect encoding in HTML documents. Users are advised to upgrade to Nokogi
- 7.5 High severity
pjproject: Buffer Copy without Checking Size of Input
PJSIP is a free and open source multimedia communication library written in C. A buffer overflow vulnerability in versions 2.12 and prior affects applications that use PJSIP DNS resolution. It doesn't affect PJSIP users who utilize an external resolver. This v
- 9.8 Critical severity
pjproject: Out-of-bounds Read
PJSIP is a free and open source multimedia communication library written in C. PJSIP versions 2.12 and prior do not parse incoming RTCP feedback RPSI (Reference Picture Selection Indication) packet, but any app that directly uses pjmedia_rtcp_fb_parse_rpsi() w
- 7.0 High severity
xen: Concurrent Execution using Shared Resource with Improper Synchronization
race in VT-d domain ID cleanup Xen domain IDs are up to 15 bits wide. VT-d hardware may allow for only less than 15 bits to hold a domain ID associating a physical device with a particular domain. Therefore internally Xen domain IDs are mapped to the smaller v
- 8.1 High severity
twisted: Inconsistent Interpretation of HTTP Requests
Twisted is an event-based framework for internet applications, supporting Python 3.6+. Prior to version 22.4.0rc1, the Twisted Web HTTP 1.1 server, located in the `twisted.web.http` module, parsed several HTTP request constructs more leniently than permitted b
- 7.5 High severity
moment: Improper Limitation of a Pathname to a Restricted Directory
Moment.js is a JavaScript date library for parsing, validating, manipulating, and formatting dates. A path traversal vulnerability impacts npm (server) users of Moment.js between versions 1.0.1 and 2.29.1, especially if a user-provided locale string is directl