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CVE-2026-33206

Medium priority
Needs evaluation

calibre is a cross-platform e-book manager for viewing, converting, editing, and cataloging e-books. Prior to version 9.6.0, a path traversal vulnerability exists in Calibre' handling of images in Markdown and other similar...

1 affected package

calibre

Package 18.04 LTS
calibre Needs evaluation
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CVE-2026-33205

Medium priority
Needs evaluation

calibre is a cross-platform e-book manager for viewing, converting, editing, and cataloging e-books. Prior to version 9.6.0, a Server-Side Request Forgery vulnerability in the background-image endpoint of calibre e-book reader's...

1 affected package

calibre

Package 18.04 LTS
calibre Needs evaluation
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CVE-2026-4948

Medium priority
Needs evaluation

A flaw was found in firewalld. A local unprivileged user can exploit this vulnerability by mis-authorizing two runtime D-Bus (Desktop Bus) setters, setZoneSettings2 and setPolicySettings. This mis-authorization allows the user to...

1 affected package

firewalld

Package 18.04 LTS
firewalld Needs evaluation
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CVE-2026-34353

Medium priority
Needs evaluation

In OCaml through 4.14.3, Bigarray.reshape allows an integer overflow, and resultant reading of arbitrary memory, when untrusted data is processed.

1 affected package

ocaml

Package 18.04 LTS
ocaml Needs evaluation
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CVE-2026-33721

Medium priority
Needs evaluation

MapServer is a system for developing web-based GIS applications. Starting in version 4.2 and prior to version 8.6.1, a heap-buffer-overflow write in MapServer’s SLD (Styled Layer Descriptor) parser lets a remote, unauthenticated...

1 affected package

mapserver

Package 18.04 LTS
mapserver Needs evaluation
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CVE-2026-33699

Medium priority
Needs evaluation

pypdf is a free and open-source pure-python PDF library. Versions prior to 6.9.2 have a vulnerability in which an attacker can craft a PDF which leads to an infinite loop. This requires reading a file in non-strict mode. This has...

2 affected packages

pypdf, pypdf2

Package 18.04 LTS
pypdf
pypdf2 Needs evaluation
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CVE-2026-33945

High priority
Not affected

Incus is a system container and virtual machine manager. Incus instances have an option to provide credentials to systemd in the guest. For containers, this is handled through a shared directory. Prior to version 6.23.0, an...

2 affected packages

incus, lxd

Package 18.04 LTS
incus
lxd Not affected
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CVE-2026-33898

Medium priority
Not affected

Incus is a system container and virtual machine manager. Prior to version 6.23.0, the web server spawned by `incus webui` incorrectly validates the authentication token such that an invalid value will be accepted. `incus webui`...

2 affected packages

incus, lxd

Package 18.04 LTS
incus
lxd Not affected
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CVE-2026-27860

Medium priority
Not affected

If auth_username_chars is empty, it is possible to inject arbitrary LDAP filter to Dovecot's LDAP authentication. This leads to potentially bypassing restrictions and allows probing of LDAP structure. Do not clear out...

1 affected package

dovecot

Package 18.04 LTS
dovecot Not affected
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CVE-2026-27859

Medium priority
Vulnerable

A mail message containing excessive amount of RFC 2231 MIME parameters causes LMTP to use too much CPU. A suitably formatted mail message causes mail delivery process to consume large amounts of CPU time. Use MTA capabilities to...

1 affected package

dovecot

Package 18.04 LTS
dovecot Vulnerable
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