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When under stress, closing many connections, the HTTP/2 handling code in Apache httpd 2.4.26 would sometimes access memory after it has been freed, resulting in potentially erratic behaviour.
1 affected package
apache2
| Package | 24.04 LTS | 22.04 LTS | 20.04 LTS | 18.04 LTS |
|---|---|---|---|---|
| apache2 | — | — | — | — |
Some fixes available 3 of 4
In Apache httpd before 2.2.34 and 2.4.x before 2.4.27, the value placeholder in [Proxy-]Authorization headers of type 'Digest' was not initialized or reset before or between successive key=value assignments by mod_auth_digest....
1 affected package
apache2
| Package | 24.04 LTS | 22.04 LTS | 20.04 LTS | 18.04 LTS |
|---|---|---|---|---|
| apache2 | — | — | — | — |
Some fixes available 7 of 102
XML External Entity vulnerability in libexpat 2.2.0 and earlier (Expat XML Parser Library) allows attackers to put the parser in an infinite loop using a malformed external entity definition from an external DTD.
33 affected packages
apache2, apr-util, cmake, expat, ghostscript...
| Package | 24.04 LTS | 22.04 LTS | 20.04 LTS | 18.04 LTS |
|---|---|---|---|---|
| apache2 | Not affected | Not affected | Not affected | Not affected |
| apr-util | Not affected | Not affected | Not affected | Not affected |
| cmake | Not affected | Not affected | Not affected | Not affected |
| expat | Not affected | Not affected | Not affected | Not affected |
| ghostscript | Not affected | Not affected | Not affected | Not affected |
| vnc4 | Not in release | Not in release | Not in release | Ignored |
| texlive-bin | Not affected | Not affected | Not affected | Not affected |
| wxwidgets2.6 | Not in release | Not in release | Not in release | Not in release |
| kompozer | Not in release | Not in release | Not in release | Not in release |
| libparagui1.1 | Not in release | Not in release | Not in release | Not in release |
| poco | Not affected | Not affected | Not affected | Not affected |
| ayttm | Not in release | Not in release | Not in release | Not in release |
| audacity | Not affected | Not affected | Not affected | Not affected |
| matanza | Ignored | Ignored | Ignored | Ignored |
| swish-e | Needs evaluation | Needs evaluation | Needs evaluation | Needs evaluation |
| coin3 | Not affected | Not affected | Not affected | Needs evaluation |
| cableswig | Not in release | Not in release | Not in release | Not in release |
| cadaver | Not affected | Not affected | Not affected | Not affected |
| insighttoolkit4 | Not in release | Not affected | Not affected | Not affected |
| sitecopy | Not in release | Not affected | Not affected | Not affected |
| gdcm | Not affected | Not affected | Not affected | Not affected |
| insighttoolkit | Not in release | Not in release | Not in release | Not in release |
| libxmltok | Not affected | Not affected | Not affected | Not affected |
| tla | Not affected | Not affected | Not affected | Not affected |
| wbxml2 | Not affected | Not affected | Not affected | Not affected |
| vtk | Not in release | Not in release | Not in release | Not in release |
| firefox | Not affected | Not affected | Not in release | Not affected |
| simgear | Not affected | Not affected | Not affected | Not affected |
| smart | Not in release | Not in release | Not in release | Not affected |
| tdom | Not affected | Not affected | Not affected | Not affected |
| thunderbird | Not affected | Not affected | Not in release | Not affected |
| wxwidgets2.8 | Not in release | Not in release | Not in release | Not in release |
| xmlrpc-c | Not affected | Not affected | Not affected | Not affected |
In Apache httpd 2.2.x before 2.2.33 and 2.4.x before 2.4.26, mod_mime can read one byte past the end of a buffer when sending a malicious Content-Type response header.
1 affected package
apache2
| Package | 24.04 LTS | 22.04 LTS | 20.04 LTS | 18.04 LTS |
|---|---|---|---|---|
| apache2 | — | — | — | — |
The HTTP strict parsing changes added in Apache httpd 2.2.32 and 2.4.24 introduced a bug in token list parsing, which allows ap_find_token() to search past the end of its input string. By maliciously crafting a sequence of request...
1 affected package
apache2
| Package | 24.04 LTS | 22.04 LTS | 20.04 LTS | 18.04 LTS |
|---|---|---|---|---|
| apache2 | — | — | — | — |
In Apache httpd 2.2.x before 2.2.33 and 2.4.x before 2.4.26, mod_ssl may dereference a NULL pointer when third-party modules call ap_hook_process_connection() during an HTTP request to an HTTPS port.
1 affected package
apache2
| Package | 24.04 LTS | 22.04 LTS | 20.04 LTS | 18.04 LTS |
|---|---|---|---|---|
| apache2 | — | — | — | — |
In Apache httpd 2.2.x before 2.2.33 and 2.4.x before 2.4.26, use of the ap_get_basic_auth_pw() by third-party modules outside of the authentication phase may lead to authentication requirements being bypassed.
1 affected package
apache2
| Package | 24.04 LTS | 22.04 LTS | 20.04 LTS | 18.04 LTS |
|---|---|---|---|---|
| apache2 | — | — | — | — |
mod_ns in Red Hat Enterprise Linux Desktop 7, Red Hat Enterprise Linux HPC Node 7, Red Hat Enterprise Linux Server 7, and Red Hat Enterprise Linux Workstation 7 allows remote attackers to force the use of ciphers that were not...
1 affected package
libapache2-mod-nss
| Package | 24.04 LTS | 22.04 LTS | 20.04 LTS | 18.04 LTS |
|---|---|---|---|---|
| libapache2-mod-nss | Not in release | Not in release | Not in release | Not affected |
Mod_auth_openidc.c in the Ping Identity OpenID Connect authentication module for Apache (aka mod_auth_openidc) before 2.14 allows remote attackers to spoof page content via a malicious URL provided to the user, which triggers an...
1 affected package
libapache2-mod-auth-openidc
| Package | 24.04 LTS | 22.04 LTS | 20.04 LTS | 18.04 LTS |
|---|---|---|---|---|
| libapache2-mod-auth-openidc | Not affected | Not affected | Not affected | Not affected |
Some fixes available 1 of 3
mod_auth_mellon before 0.13.1 is vulnerable to a Cross-Site Session Transfer attack, where a user with access to one web site running on a server can copy their session cookie to a different web site on the same server to get...
1 affected package
libapache2-mod-auth-mellon
| Package | 24.04 LTS | 22.04 LTS | 20.04 LTS | 18.04 LTS |
|---|---|---|---|---|
| libapache2-mod-auth-mellon | — | — | Not affected | Not affected |