cbor2 provides encoding and decoding for the Concise Binary Object Representation (CBOR) (RFC 8949) serialization format. Starting in version 5.5.1 and prior to version 5.6.2, an attacker can crash a service using cbor2 to parse a CBOR binary by sending a long enough object. Version 5.6.2 contains a patch for this issue.

The remote openSUSE 16 host has a package installed that is affected by multiple vulnerabilities as referenced in the openSUSE-SU-2025-20133-1 advisory.

    - CVE-2025-64076: Fixed bug in decode_definite_long_string() that causes incorrect chunk length     calculation (bsc#1253746).


    Already fixed in release 5.6.3:

    - CVE-2024-26134: Fixed potential crash when hashing a CBORTag (bsc#1220096).

Tenable has extracted the preceding description block directly from the SUSE security advisory.

Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version number.

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available.

  - cbor2 provides encoding and decoding for the Concise Binary Object Representation (CBOR) (RFC 8949)     serialization format. Starting in version 5.5.1 and prior to version 5.6.2, an attacker can crash a     service using cbor2 to parse a CBOR binary by sending a long enough object. Version 5.6.2 contains a patch     for this issue. (CVE-2024-26134)

Note that Nessus relies on the presence of the package as reported by the vendor.

The remote Fedora 41 host has a package installed that is affected by a vulnerability as referenced in the FEDORA-2024-e63fc9eb58 advisory.

    Automatic update for python-cbor2-5.6.2-1.fc41.

    ##### **Changelog**

    ```
    * Mon Apr  8 2024 Fabian Affolter <mail@fabian-affolter.ch> - 5.6.2-1
    - Update to latest upstream release (closes rhbz#2261550, closes rhbz#2245361)
    - Fixes CVE-2024-26134 (closes rhbz#2265036, closes rhbz#bug 2265035)
    * Sat Feb  3 2024 Fabian Affolter <mail@fabian-affolter.ch> - 5.6.1-1
    - Update to latest upstream release 5.6.1 (closes rhbz#2245361)
    * Fri Jan 26 2024 Fedora Release Engineering <releng@fedoraproject.org> - 5.1.2-14
    - Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild
    * Mon Jan 22 2024 Fedora Release Engineering <releng@fedoraproject.org> - 5.1.2-13
    - Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild

    ```

Tenable has extracted the preceding description block directly from the Fedora security advisory.

Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version number.

The remote Fedora 40 host has a package installed that is affected by a vulnerability as referenced in the FEDORA-2024-619ac47ce9 advisory.

    Update to latest upstream release (closes rhbz#2261550, closes rhbz#2245361)

Tenable has extracted the preceding description block directly from the Fedora security advisory.

Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version number.

The remote Fedora 38 host has a package installed that is affected by a vulnerability as referenced in the FEDORA-2024-0c9aaeb447 advisory.

    Update to latest upstream release (closes rhbz#2261550, closes rhbz#2245361)

Tenable has extracted the preceding description block directly from the Fedora security advisory.

Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version number.

The remote Fedora 39 host has a package installed that is affected by a vulnerability as referenced in the FEDORA-2024-4bbd13d425 advisory.

    Update to latest upstream release (closes rhbz#2261550, closes rhbz#2245361)

Tenable has extracted the preceding description block directly from the Fedora security advisory.

Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version number.

ID	Name	Product	Family	Severity
277556	openSUSE 16 Security Update : python-cbor2 (openSUSE-SU-2025-20133-1)	Nessus	SuSE Local Security Checks	high
259649	Linux Distros Unpatched Vulnerability : CVE-2024-26134	Nessus	Misc.	high
211106	Fedora 41 : python-cbor2 (2024-e63fc9eb58)	Nessus	Fedora Local Security Checks	high
194676	Fedora 40 : python-cbor2 (2024-619ac47ce9)	Nessus	Fedora Local Security Checks	high
193399	Fedora 38 : python-cbor2 (2024-0c9aaeb447)	Nessus	Fedora Local Security Checks	high
193395	Fedora 39 : python-cbor2 (2024-4bbd13d425)	Nessus	Fedora Local Security Checks	high

Detections

Analytics

CVE-2024-26134

high

Tenable Plugins

high

high

high

high

high

high