medium
6.5
CWE
400
EPSS
0.179%
Advisory Published
CVE Published
Updated

CVE-2023-6277: Libtiff: out-of-memory in tiffopen via a craft file

First published: Fri Nov 24 2023(Updated: )

An out-of-memory flaw was found in libtiff. Passing a crafted tiff file to TIFFOpen() API may allow a remote attacker to cause a denial of service via a craft input with size smaller than 379 KB.

Credit: secalert@redhat.com secalert@redhat.com

Affected SoftwareAffected VersionHow to fix
All of
Any of
Redhat Enterprise Linux=6.0
Redhat Enterprise Linux=7.0
Redhat Enterprise Linux=8.0
Redhat Enterprise Linux=9.0
Libtiff Libtiff
Fedoraproject Fedora=38
Apple macOS Sonoma<14.6
14.6
Apple visionOS<1.3
1.3
Apple macOS Ventura<13.6.8
13.6.8
Apple watchOS<10.6
10.6
Apple macOS Monterey<12.7.6
12.7.6
Apple tvOS<17.6
17.6
Apple iOS<17.6
17.6
Apple iPadOS<17.6
17.6
Apple iOS<16.7.9
16.7.9
Apple iPadOS<16.7.9
16.7.9
debian/tiff<=4.2.0-1+deb11u5<=4.5.0-6+deb12u1
4.5.1+git230720-5

Remedy

https://bugzilla.redhat.com/show_bug.cgi?id=2251311

Remedy

https://gitlab.com/libtiff/libtiff/-/issues/614

Remedy

https://gitlab.com/libtiff/libtiff/-/merge_requests/545

Remedy

https://gitlab.com/libtiff/libtiff/-/commit/5320c9d89c054fa805d037d84c57da874470b01a

Remedy

https://gitlab.com/libtiff/libtiff/-/commit/0b025324711213a75e38b52f7e7ba60235f108aa

Remedy

https://gitlab.com/libtiff/libtiff/-/commit/de7bfd7d4377c266f81849579f696fa1ad5ba6c3

Remedy

https://gitlab.com/libtiff/libtiff/-/commit/dbb825a8312f30e63a06c272010967d51af5c35a

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Reference Links

Parent vulnerabilities

(Appears in the following advisories)

Peer vulnerabilities

(Found alongside the following vulnerabilities)

Frequently Asked Questions

  • What is CVE-2023-6277?

    CVE-2023-6277 is a vulnerability in the libtiff library that allows a remote attacker to cause a denial of service by exploiting an out-of-memory flaw in the TIFFOpen() API.

  • What is the severity of CVE-2023-6277?

    The severity of CVE-2023-6277 is high with a CVSS score of 7.5.

  • How does CVE-2023-6277 impact libtiff?

    CVE-2023-6277 impacts libtiff by allowing a remote attacker to cause a denial of service by exploiting an out-of-memory flaw in the TIFFOpen() API.

  • How can I fix CVE-2023-6277?

    To fix CVE-2023-6277, you should update to the latest version of libtiff where the vulnerability has been patched.

  • Where can I find more information about CVE-2023-6277?

    You can find more information about CVE-2023-6277 at the following references: [Red Hat CVE Page](https://access.redhat.com/security/cve/CVE-2023-6277), [Red Hat Bugzilla](https://bugzilla.redhat.com/show_bug.cgi?id=2251311), and [libtiff GitLab Issues](https://gitlab.com/libtiff/libtiff/-/issues/614).

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