uev (aka libuev) before 2.4.1 has a buffer overflow in epoll_wait if maxevents is a large number.

The remote Debian 11 host has packages installed that are affected by a vulnerability as referenced in the dla-4454 advisory.

    - -------------------------------------------------------------------------     Debian LTS Advisory DLA-4454-1                debian-lts@lists.debian.org     https://www.debian.org/lts/security/                    Thorsten Alteholz     January 25, 2026                              https://wiki.debian.org/LTS
    - -------------------------------------------------------------------------

    Package        : libuev     Version        : 2.3.1-1+deb11u1     CVE ID         : CVE-2022-48620


    An issue has been found in libuev, a lightweight event loop library for     Linux. The issue is related to a possible buffer overrun in uev_run().



    For Debian 11 bullseye, this problem has been fixed in version     2.3.1-1+deb11u1.

    We recommend that you upgrade your libuev packages.

    For the detailed security status of libuev please refer to     its security tracker page at:
    https://security-tracker.debian.org/tracker/libuev

    Further information about Debian LTS security advisories, how to apply     these updates to your system and frequently asked questions can be     found at: https://wiki.debian.org/LTS

Tenable has extracted the preceding description block directly from the Debian 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 Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available.

  - uev (aka libuev) before 2.4.1 has a buffer overflow in epoll_wait if maxevents is a large number.
    (CVE-2022-48620)

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

The remote Fedora 40 host has a package installed that is affected by multiple vulnerabilities as referenced in the FEDORA-2024-40fbf3ee48 advisory.

    Security fix for CVE-2022-48620

Tenable has extracted the preceding description block directly from the Fedora 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 remote Fedora 39 host has a package installed that is affected by multiple vulnerabilities as referenced in the FEDORA-2024-d6a850992f advisory.

    Security fix for CVE-2022-48620

Tenable has extracted the preceding description block directly from the Fedora 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 remote Fedora 38 host has a package installed that is affected by multiple vulnerabilities as referenced in the FEDORA-2024-75e1256954 advisory.

    Security fix for CVE-2022-48620

Tenable has extracted the preceding description block directly from the Fedora 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 remote openSUSE 15 host has packages installed that are affected by a vulnerability as referenced in the openSUSE- SU-2024:0023-1 advisory.

  - uev (aka libuev) before 2.4.1 has a buffer overflow in epoll_wait if maxevents is a large number.
    (CVE-2022-48620)

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
296554	Debian dla-4454 : libuev-dev - security update	Nessus	Debian Local Security Checks	critical
225216	Linux Distros Unpatched Vulnerability : CVE-2022-48620	Nessus	Misc.	critical
194687	Fedora 40 : libuev (2024-40fbf3ee48)	Nessus	Fedora Local Security Checks	critical
192327	Fedora 39 : libuev (2024-d6a850992f)	Nessus	Fedora Local Security Checks	critical
192323	Fedora 38 : libuev (2024-75e1256954)	Nessus	Fedora Local Security Checks	critical
189203	openSUSE 15 Security Update : libuev (openSUSE-SU-2024:0023-1)	Nessus	SuSE Local Security Checks	critical

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CVE-2022-48620

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