The issue was addressed with improved memory handling. This issue is fixed in Safari 18.6, macOS Sequoia 15.6, iOS 18.6 and iPadOS 18.6, tvOS 18.6, watchOS 11.6, visionOS 2.6. Processing maliciously crafted web content may lead to an unexpected Safari crash.

amazon_alas ALAS2-2026-3223: Amazon Linux 2 Security Advisory:ALAS2-2026-3223

The remote SUSE Linux SLES15 / SLES_SAP15 host has packages installed that are affected by multiple vulnerabilities as referenced in the SUSE-SU-2026:1150-1 advisory.

    Update to version 2.52.0:

    - CVE-2023-43010: processing maliciously crafted web content may lead to memory corruption (bsc#1259950).
    - CVE-2025-31223: processing maliciously crafted web content may lead to memory corruption (bsc#1259949).
    - CVE-2025-31277: processing maliciously crafted web content may lead to memory corruption (bsc#1259948).
    - CVE-2025-43213: processing maliciously crafted web content may lead to an unexpected crash     (bsc#1259947).
    - CVE-2025-43214: processing maliciously crafted web content may lead to an unexpected crash     (bsc#1259946).
    - CVE-2025-43433: processing maliciously crafted web content may lead to memory corruption (bsc#1259945).
    - CVE-2025-43438: processing maliciously crafted web content may lead to an unexpected crash     (bsc#1259944).
    - CVE-2025-43441: processing maliciously crafted web content may lead to an unexpected process crash     (bsc#1259943).
    - CVE-2025-43457: processing maliciously crafted web content may lead to an unexpected crash     (bsc#1259942).
    - CVE-2025-43511: processing maliciously crafted web content may lead to an unexpected process crash     (bsc#1259941).
    - CVE-2025-46299: processing maliciously crafted web content may disclose internal states of an app     (bsc#1259940).
    - CVE-2026-20608: processing maliciously crafted web content may lead to an unexpected process crash     (bsc#1259939).
    - CVE-2026-20635: processing maliciously crafted web content may lead to an unexpected process crash     (bsc#1259938).
    - CVE-2026-20636: processing maliciously crafted web content may lead to an unexpected process crash     (bsc#1259937).
    - CVE-2026-20644: processing maliciously crafted web content may lead to an unexpected process crash     (bsc#1259936).
    - CVE-2026-20652: a remote attacker may be able to cause a denial-of-service (bsc#1259935).
    - CVE-2026-20676: a website may be able to track users through web extensions (bsc#1259934).

    Changelog:

     - Make scrolling with touch input smoother for small movements.
     + Fix estimated load progress of downloads when Content-Length      value is wrong.
     + Ensure that 'scrollend' events are correctly emitted after      scroll animations.
     + Fix several crashes and rendering issues.

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 remote SUSE Linux SLES12 host has packages installed that are affected by multiple vulnerabilities as referenced in the SUSE-SU-2026:1139-1 advisory.

    Update to version 2.52.0:

    - CVE-2023-43010: processing maliciously crafted web content may lead to memory corruption (bsc#1259950).
    - CVE-2025-31223: processing maliciously crafted web content may lead to memory corruption (bsc#1259949).
    - CVE-2025-31277: processing maliciously crafted web content may lead to memory corruption (bsc#1259948).
    - CVE-2025-43213: processing maliciously crafted web content may lead to an unexpected crash     (bsc#1259947).
    - CVE-2025-43214: processing maliciously crafted web content may lead to an unexpected crash     (bsc#1259946).
    - CVE-2025-43433: processing maliciously crafted web content may lead to memory corruption (bsc#1259945).
    - CVE-2025-43438: processing maliciously crafted web content may lead to an unexpected crash     (bsc#1259944).
    - CVE-2025-43441: processing maliciously crafted web content may lead to an unexpected process crash     (bsc#1259943).
    - CVE-2025-43457: processing maliciously crafted web content may lead to an unexpected crash     (bsc#1259942).
    - CVE-2025-43511: processing maliciously crafted web content may lead to an unexpected process crash     (bsc#1259941).
    - CVE-2025-46299: processing maliciously crafted web content may disclose internal states of an app     (bsc#1259940).
    - CVE-2026-20608: processing maliciously crafted web content may lead to an unexpected process crash     (bsc#1259939).
    - CVE-2026-20635: processing maliciously crafted web content may lead to an unexpected process crash     (bsc#1259938).
    - CVE-2026-20636: processing maliciously crafted web content may lead to an unexpected process crash     (bsc#1259937).
    - CVE-2026-20644: processing maliciously crafted web content may lead to an unexpected process crash     (bsc#1259936).
    - CVE-2026-20652: a remote attacker may be able to cause a denial-of-service (bsc#1259935).
    - CVE-2026-20676: a website may be able to track users through web extensions (bsc#1259934).

    Changelog:

     - Make scrolling with touch input smoother for small movements.
     + Fix estimated load progress of downloads when Content-Length      value is wrong.
     + Ensure that 'scrollend' events are correctly emitted after      scroll animations.
     + Fix several crashes and rendering issues.

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 remote Fedora 44 host has a package installed that is affected by multiple vulnerabilities as referenced in the FEDORA-2026-f00460a7d9 advisory.

    Update to 2.52.1:

     * Reduce the amount of useless MPRIS notifications produced by MediaSesion when the information about     media being played is incomplete.
     * Add Sysprof marks for mouse events.
     * Fix MediaSession icon for iheart.com not being displayed.
     * Fix several crashes and rendering issues.
     * Translation updates: Georgian.

    ----

    Update to 2.52.0:

     * Make text look like in other browsers by blending in linear color space.
     * Improved rendering performance by using a different tile size depending on whether GPU rendering is     enabled or not.
     * Improved composition scheduling to avoid blocking waiting for tile painting.
     * Improved performance of accelerated 2D canvas by recording operations for batched replay.
     * Improved async scrolling when main thread is busy by avoiding locks and rendering the scrollbars from     the scrolling thread.
     * Enabled dynamic MSAA for accelerated 2D canvas rendering.
     * Improved text rendering performance
     * Videos with BT2100-PQ colorspace are now tone-mapped to SDR, ensuring colours do not appear washed out.
     * Added support for the Audio Output Devices API.
     * Added API to handle WebXR permission requests.
     * Added API to query the immersive session status.
     * Added initial API for web extensions.

    ----

    2.51.93:

     * Make text look like in other browsers by blending in linear color space.
     * Avoid composition for non visible layers with running animations.
     * Fix several crashes and rendering issues.


    ----

    2.51.92:

     * Fix PDF rendering broken by the accelerated 2D canvas performance improvements.
     * Fix flickering while scrolling in some edge cases.
     * Support for rotation and mirroring in internal WebCodecs encoder.
     * System fallback font selection no longer takes style into account.
     * Fix several crashes and rendering issues.





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

  - The issue was addressed with improved memory handling. This issue is fixed in Safari 18.6, macOS Sequoia     15.6, iOS 18.6 and iPadOS 18.6, tvOS 18.6, watchOS 11.6, visionOS 2.6. Processing maliciously crafted web     content may lead to an unexpected Safari crash. (CVE-2025-43213)

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

According to its banner, the version of Apple TV on the remote device is prior to 18.6. It is therefore affected by multiple vulnerabilities as described in the 124153

The remote host is running a version of macOS / Mac OS X that is 15.x prior to 15.6. It is, therefore, affected by multiple vulnerabilities:

  - There exists a vulnerability in SQLite versions before 3.50.2 where the number of aggregate terms could     exceed the number of columns available. This could lead to a memory corruption issue. We recommend     upgrading to version 3.50.2 or above. (CVE-2025-6965)

  - A logic issue was addressed with improved checks. This issue is fixed in Safari 18.6, macOS Sequoia 15.6.
    Processing maliciously crafted web content may lead to an unexpected Safari crash. (CVE-2025-24188)

  - A permissions issue was addressed with additional restrictions. This issue is fixed in macOS Sonoma     14.7.7, macOS Ventura 13.7.7, macOS Sequoia 15.6. An app may be able to gain root privileges.
    (CVE-2025-31243)

  - The issue was addressed with improved memory handling. This issue is fixed in Safari 18.6, macOS Sequoia     15.6, iOS 18.6 and iPadOS 18.6, tvOS 18.6, watchOS 11.6, visionOS 2.6. Processing maliciously crafted web     content may lead to memory corruption. (CVE-2025-31273)

  - A permissions issue was addressed with additional restrictions. This issue is fixed in macOS Sequoia 15.6.
    A sandboxed process may be able to launch any installed app. (CVE-2025-31275)

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

The version of Apple iOS running on the mobile device is prior to 18.6. It is, therefore, affected by multiple vulnerabilities.

ID	Name	Product	Family	Severity
304484	SUSE SLES15 Security Update : webkit2gtk3 (SUSE-SU-2026:1150-1)	Nessus	SuSE Local Security Checks	medium
304374	SUSE SLES12 Security Update : webkit2gtk3 (SUSE-SU-2026:1139-1)	Nessus	SuSE Local Security Checks	medium
304343	Fedora 44 : webkitgtk (2026-f00460a7d9)	Nessus	Fedora Local Security Checks	medium
303066	Linux Distros Unpatched Vulnerability : CVE-2025-43213	Nessus	Misc.	medium
249207	Apple TV < 18.6 Multiple Vulnerabilities (124153)	Nessus	Misc.	critical
243030	macOS 15.x < 15.6 Multiple Vulnerabilities (124149)	Nessus	MacOS X Local Security Checks	high
243003	Apple iOS < 18.6 Multiple Vulnerabilities (124147)	Nessus	Mobile Devices	high

Detections

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CVE-2025-43213

medium

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medium

medium

medium

medium

critical

high

high