Debian Linux vulnerabilities
1,101 known vulnerabilities in Debian Linux from Debian. 1,084 are rated high or critical, and 122 have been exploited in real attacks. Each entry lists the affected versions and the release that fixes it, where the vendor has published one.
Latest first
- 8.8 High severity
PHP: Buffer Copy without Checking Size of Input
In PHP versions 7.4.x below 7.4.30, 8.0.x below 8.0.20, and 8.1.x below 8.1.7, when pdo_mysql extension with mysqlnd driver, if the third party is allowed to supply host to connect to and the password for the connection, password of excessive length can trigge
- 8.1 High severity
PHP: Release of Invalid Pointer or Reference
In PHP versions 7.4.x below 7.4.30, 8.0.x below 8.0.20, and 8.1.x below 8.1.7, when using Postgres database extension, supplying invalid parameters to the parametrized query may lead to PHP attempting to free memory using uninitialized data as pointers. This c
- 7.5 High severity
guzzle: Improper Removal of Sensitive Information Before Storage or Transfer
Guzzle is an open source PHP HTTP client. In affected versions `Authorization` headers on requests are sensitive information. On making a request using the `https` scheme to a server which responds with a redirect to a URI with the `http` scheme, we should not
- 7.5 High severity
guzzle: Improper Removal of Sensitive Information Before Storage or Transfer
Guzzle is an open source PHP HTTP client. In affected versions the `Cookie` headers on requests are sensitive information. On making a request using the `https` scheme to a server which responds with a redirect to a URI with the `http` scheme, or on making a r
- 7.8 High severity
Firejail: Improper Privilege Management
A Privilege Context Switching issue was discovered in join.c in Firejail 0.9.68. By crafting a bogus Firejail container that is accepted by the Firejail setuid-root program as a join target, a local attacker can enter an environment in which the Linux user nam
- 9.8 Critical severity
pjproject: Out-of-bounds Write
PJSIP is a free and open source multimedia communication library written in C language implementing standard based protocols such as SIP, SDP, RTP, STUN, TURN, and ICE. In versions prior to and including 2.12.1 a stack buffer overflow vulnerability affects PJS
- 7.8 High severity
SIMATIC S7-1500 TM MFP - GNU/Linux subsystem: Use After Free
net/netfilter/nf_tables_api.c in the Linux kernel through 5.18.1 allows a local user (able to create user/net namespaces) to escalate privileges to root because an incorrect NFT_STATEFUL_EXPR check leads to a use-after-free.
- 7.5 High severity
https://github.com/curl/curl: Improper Certificate Validation
libcurl would reuse a previously created connection even when a TLS or SSHrelated option had been changed that should have prohibited reuse.libcurl keeps previously used connections in a connection pool for subsequenttransfers to reuse if one of them matches t
- 7.5 High severity
https://github.com/curl/curl: Loop with Unreachable Exit Condition
libcurl provides the `CURLOPT_CERTINFO` option to allow applications torequest details to be returned about a server's certificate chain.Due to an erroneous function, a malicious server could make libcurl built withNSS get stuck in a never-ending busy-loop whe
- 7.5 High severity
https://github.com/curl/curl: Exposure of Sensitive Information to an Unauthorized Actor
An information disclosure vulnerability exists in curl 7.65.0 to 7.82.0 are vulnerable that by using an IPv6 address that was in the connection pool but with a different zone id it could reuse a connection instead.
- 7.8 High severity
kernel: Use After Free
Linux Kernel could allow a local attacker to execute arbitrary code on the system, caused by a concurrency use-after-free flaw in the bad_flp_intr function. By executing a specially-crafted program, an attacker could exploit this vulnerability to execute arbit
- 7.8 High severity
kernel: Use After Free
The root cause of this vulnerability is that the ioctl$DRM_IOCTL_MODE_DESTROY_DUMB can decrease refcount of *drm_vgem_gem_object *(created in *vgem_gem_dumb_create*) concurrently, and *vgem_gem_dumb_create *will access the freed drm_vgem_gem_object.
- 9.8 Critical severity
sofia-sip: Out-of-bounds Write
Sofia-SIP is an open-source Session Initiation Protocol (SIP) User-Agent library. Prior to version 1.13.8, when parsing each line of a sdp message, `rest = record + 2` will access the memory behind `\0` and cause an out-of-bounds write. An attacker can send a
- 7.5 High severity
sofia-sip: Out-of-bounds Read
Sofia-SIP is an open-source Session Initiation Protocol (SIP) User-Agent library. Prior to version 1.13.8, an attacker can send a message with evil sdp to FreeSWITCH, which may cause crash. This type of crash may be caused by `#define MATCH(s, m) (strncmp(s, m
- 7.5 High severity
sofia-sip: Out-of-bounds Read
Sofia-SIP is an open-source Session Initiation Protocol (SIP) User-Agent library. Prior to version 1.13.8, an attacker can send a message with evil sdp to FreeSWITCH, which may cause a crash. This type of crash may be caused by a URL ending with `%`. Version 1
- 8.1 High severity
https://github.com/curl/curl: Missing Authentication for Critical Functionality
An improper authentication vulnerability exists in curl 7.33.0 to and including 7.82.0 which might allow reuse OAUTH2-authenticated connections without properly making sure that the connection was authenticated with the same credentials as set for this transfe
- 9.8 Critical severity
dpkg: Improper Limitation of a Pathname to a Restricted Directory
Dpkg::Source::Archive in dpkg, the Debian package management system, before version 1.21.8, 1.20.10, 1.19.8, 1.18.26 is prone to a directory traversal vulnerability. When extracting untrusted source packages in v2 and v3 source package formats that include a d
- 8.1 High severity
guzzle: Reliance on Cookies without Validation and Integrity Checking
Guzzle is a PHP HTTP client. Guzzle prior to versions 6.5.6 and 7.4.3 contains a vulnerability with the cookie middleware. The vulnerability is that it is not checked if the cookie domain equals the domain of the server which sets the cookie via the Set-Cookie
- 8.8 High severity
smarty: Improper Control of Generation of Code
Smarty is a template engine for PHP, facilitating the separation of presentation (HTML/CSS) from application logic. Prior to versions 3.1.45 and 4.1.1, template authors could inject php code by choosing a malicious {block} name or {include} file name. Sites th
- 9.8 Critical severity
Apache Maven: Improper Encoding or Escaping of Output
In Apache Maven maven-shared-utils prior to version 3.3.3, the Commandline class can emit double-quoted strings without proper escaping, allowing shell injection attacks.
- 7.0 High severity
kernel: Use After Free
A flaw in Linux Kernel found in nfcmrvl_nci_unregister_dev() in drivers/nfc/nfcmrvl/main.c can lead to use after free both read or write when non synchronized between cleanup routine and firmware download routine.
- 7.8 High severity
Kernel: Improper Update of Reference Count
Improper Update of Reference Count vulnerability in net/sched of Linux Kernel allows local attacker to cause privilege escalation to root. This issue affects: Linux Kernel versions prior to 5.18; version 4.14 and later versions.
- 9.1 Critical severity
pcre2: Out-of-bounds Read
An out-of-bounds read vulnerability was discovered in the PCRE2 library in the compile_xclass_matchingpath() function of the pcre2_jit_compile.c file. This involves a unicode property matching issue in JIT-compiled regular expressions. The issue occurs because
- 7.8 High severity
Kernel: Use After Free
A use-after-free flaw was found in the Linux kernel’s Atheros wireless adapter driver in the way a user forces the ath9k_htc_wait_for_target function to fail with some input messages. This flaw allows a local user to crash or potentially escalate their privile
- 7.5 High severity
Apache Tomcat: Uncontrolled Resource Consumption
The documentation of Apache Tomcat 10.1.0-M1 to 10.1.0-M14, 10.0.0-M1 to 10.0.20, 9.0.13 to 9.0.62 and 8.5.38 to 8.5.78 for the EncryptInterceptor incorrectly stated it enabled Tomcat clustering to run over an untrusted network. This was not correct. While the
- 7.8 High severity
Linux Kernel: Missing Authorization
The Linux kernel before 5.17.2 mishandles seccomp permissions. The PTRACE_SEIZE code path allows attackers to bypass intended restrictions on setting the PT_SUSPEND_SECCOMP flag.
- 7.8 High severity
vim/vim: Out-of-bounds Write
Heap buffer overflow in vim_strncpy find_word in GitHub repository vim/vim prior to 8.2.4919. This vulnerability is capable of crashing software, Bypass Protection Mechanism, Modify Memory, and possible remote execution
- 7.5 High severity
Ruby: Out-of-bounds Read
There is a buffer over-read in Ruby before 2.6.10, 2.7.x before 2.7.6, 3.x before 3.0.4, and 3.1.x before 3.1.2. It occurs in String-to-Float conversion, including Kernel#Float and String#to_f.
- 7.5 High severity
RARLAB UnRAR Directory Traversal Exploited
RARLAB UnRAR before 6.12 on Linux and UNIX allows directory traversal to write to files during an extract (aka unpack) operation, as demonstrated by creating a ~/.ssh/authorized_keys file. NOTE: WinRAR and Android RAR are unaffected.
- 7.8 High severity
vim/vim: Out-of-bounds Write
Heap-based Buffer Overflow in function cmdline_erase_chars in GitHub repository vim/vim prior to 8.2.4899. This vulnerabilities are capable of crashing software, modify memory, and possible remote execution
- 7.8 High severity
vim/vim: Use After Free
Use after free in append_command in GitHub repository vim/vim prior to 8.2.4895. This vulnerability is capable of crashing software, Bypass Protection Mechanism, Modify Memory, and possible remote execution
- 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.