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

  - ImageMagick before 7.1.2-22 contains an information disclosure vulnerability in the PasskeyEncipherImage     method due to AES-CTR nonce reuse. Attackers can exploit nonce reuse in the cipher implementation to     recover plaintext information from encrypted images. (CVE-2026-56369)

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

The version of ImageMagick installed on the remote host is prior to 6.9.10.97-1. It is, therefore, affected by multiple vulnerabilities as referenced in the ALAS2-2026-3939 advisory.

    ImageMagick is free and open-source software used for editing and manipulating digital images. Prior to     versions 6.9.13-51 and 7.1.2-26, an integer overflow in the XCF decoder can result in an out of bounds     read when a crafted image is read, potentially resulting in a crash. This issue has been fixed in versions     6.9.13-51 and 7.1.2-26. (CVE-2026-53466)

    ImageMagick is free and open-source software used for editing and manipulating digital images. Prior to     versions 6.9.13-51 and 7.1.2-26, the MNG decoder contains a possible heap information disclosure     vulnerability because part of the pixels are left unchanged. This issue has been fixed in versions     6.9.13-51 and 7.1.2-26. (CVE-2026-53467)

    ImageMagick is free and open-source software used for editing and manipulating digital images. Prior to     versions 6.9.13-51 and 7.1.2-26, a heap buffer overflow occurs in the MVG decoder that could result in an     out of bounds write when processing a crafted image. This issue has been fixed in versions 6.9.13-51 and     7.1.2-26. (CVE-2026-55577)

    ImageMagick is free and open-source software used for editing and manipulating digital images. Prior to     versions 6.9.13-51 and 7.1.2-26, a missing depth check in the MVG decoder will result in a stack overflow     when a crafted image is provided. This issue has been fixed in versions 6.9.13-51 and 7.1.2-26.
    (CVE-2026-55594)

    ImageMagick is free and open-source software used for editing and manipulating digital images. Prior to     versions 6.9.13-51 and 7.1.2-26, when providing invalid arguments to the connected-components option an     infinite loop will occur. This issue has been fixed in versions 6.9.13-51 and 7.1.2-26. (CVE-2026-55595)

    ImageMagick is free and open-source software used for editing and manipulating digital images. Prior to     version 7.1.2-26, an incorrect handling of arguments can cause a heap buffer over-write in the JP2     encoder. This issue has been fixed in version7.1.2-26. (CVE-2026-55597)

    In versions prior to 7.1.2-26he, the `-concatenate` operation is missing policy checks, potentially     resulting in both reading and writing to paths disallowed by the security policy. This issue has been     fixed in version 7.1.2-26. (CVE-2026-55628)

    ImageMagick before 7.1.2-19 contains an off-by-one error in morphology validation allowing out-of-bounds     heap buffer reads. Attackers can trigger heap buffer overflow by providing incorrect morphology parameters     causing single pixel memory access violations. (CVE-2026-56361)

    ImageMagick before 7.1.2-15 contains a heap-buffer-overflow read vulnerability in GetPixelIndex caused by     OpenPixelCache updating image channel metadata before pixel cache memory allocation. Attackers can trigger     memory and disk allocation failures to cause a heap-buffer-overflow read affecting any writer calling     GetPixelIndex. (CVE-2026-56362)

    ImageMagick before 7.1.2-22 contains a division by zero vulnerability in binomial kernel processing that     allows attackers to cause denial of service. An attacker can supply a large binomial kernel value causing     integer overflow, resulting in division by zero and application crash. (CVE-2026-56363)

    ImageMagick before 7.1.2-19 contains a memory leak vulnerability in the PNG encoder when writing MNG     images. Attackers can trigger the encoder failure condition to exhaust memory resources and cause denial     of service. (CVE-2026-56365)

    ImageMagick before 7.1.2-18 contains a memory leak vulnerability in the META reader when processing     APP1JPEG input paths. Attackers can trigger this memory leak by providing specially crafted APP1JPEG image     files, causing denial of service through resource exhaustion. (CVE-2026-56366)

    ImageMagick before 7.1.2-22 contains an information disclosure vulnerability in the PasskeyEncipherImage     method due to AES-CTR nonce reuse. Attackers can exploit nonce reuse in the cipher implementation to     recover plaintext information from encrypted images. (CVE-2026-56369)

    ImageMagick before 7.1.2-15 contains a use-after-free vulnerability in the PDB decoder that uses a stale     pointer when memory allocation fails. Attackers can trigger this vulnerability by processing malicious PDB     files to cause crashes or write a single zero byte to freed memory. (CVE-2026-56373)

    ImageMagick before 7.1.2-24 contains an incorrect policy check that allows attackers to create or truncate     files disallowed by security policies. Remote attackers can bypass path policy restrictions in sandboxed     conversion services to write arbitrary files outside intended boundaries. (CVE-2026-56377)

    ImageMagick before 7.1.2-26 and 6.9.13-51 contains a heap-based buffer over-write vulnerability that     occurs when running an X11 import with a crafted window title, which can result in heap memory corruption     and denial of service. (CVE-2026-61464)

    ImageMagick before 7.1.2-26 and 6.9.13-51 is missing a check for the allowed memory allocation limit in     matrix-backed operations such as -canny. An attacker can supply a crafted image that causes ImageMagick to     allocate more memory than permitted by the configured policy, resulting in a denial of service.
    (CVE-2026-61465)

    ImageMagick before 7.1.2-26 contains a heap use-after-free vulnerability caused by missing null check when     parsing XMP profiles. Attackers can craft malicious image files with specially crafted XMP data to trigger     the vulnerability and cause application crashes. (CVE-2026-61857)

    ImageMagick before 7.1.2-26 contains a policy bypass vulnerability in the APNG encoder and external     delegates due to missing validation checks. Attackers can write files to disallowed paths by bypassing     configured policy restrictions through the APNG encoding process. (CVE-2026-61858)

    ImageMagick before 7.1.2-26 and 6.9.13-51 contains an information disclosure vulnerability: when a profile     is displayed with the identify command and the profile value is not printable, a single byte at the end of     the profile can be printed (read past the profile boundary). This behavior occurs when debug output is     enabled. (CVE-2026-61862)

    ImageMagick before 7.1.2-26 (and 6.x before 6.9.13-51) contains a memory leak in the TIFF encoder that     occurs when a temporary file cannot be created, resulting in a small memory leak. (CVE-2026-61863)

    ImageMagick before 7.1.2-26 and 6.9.13-51 contains a memory leak in color transformation to the log     colorspace: when the operation fails, a small amount of memory is not released. (CVE-2026-61864)

    ImageMagick before 7.1.2-26 and 6.9.13-51 contains a memory leak in the hough lines operation: when a     specific operation fails, a small memory leak occurs. (CVE-2026-61865)

    ImageMagick before 7.1.2-26 contains a memory leak vulnerability in the JNG encoder when a blob cannot be     opened. Attackers can trigger the memory leak by providing malformed JNG files that fail blob operations,     causing resource exhaustion. (CVE-2026-61866)

    ImageMagick before 7.1.2-26 and 6.9.x before 6.9.13-51 contains a memory leak in the YUV decoder that     occurs when opening of the blob fails. Repeated triggering can lead to resource exhaustion (denial of     service). (CVE-2026-61868)

    ImageMagick before 7.1.2-26 and 6.9.13-51 contains a memory leak in the MIFF encoder that occurs when a     memory allocation fails during MIFF image processing, which can lead to denial of service.
    (CVE-2026-61869)

    ImageMagick before 7.1.2-26 contains a memory leak vulnerability in the VIFF encoder when memory     allocation fails. Attackers can trigger allocation failures by processing specially crafted VIFF images to     exhaust available memory and cause denial of service. (CVE-2026-61870)

    ImageMagick before 7.1.2-26 and 6.9.13-51 contains a memory leak in the TIFF encoder when an invalid     tiff:tile-geometry is specified. Supplying malformed tile geometry parameters causes allocated memory not     to be released, which can lead to increased memory consumption. (CVE-2026-61872)

    ImageMagick is free and open-source software used for editing and manipulating digital images. In versions     prior to 6.9.13-51 and 7.0.1-0 and above prior to 7.1.2-26, an invalid kernel can cause a heap buffer     over-write when performing a morphology operation with a user supplied kernel. This issue has been fixed     in versions 6.9.13-51 and 7.1.2-26. (CVE-2026-62343)

    ImageMagick is free and open-source software used for editing and manipulating digital images. In versions     prior to 7.1.2-27, the BGR decoder does not check for an end-of-file in every location so a crafted image     could result in an heap buffer over-read. This issue has been fixed in version 7.1.2-27. (CVE-2026-64685)

    ImageMagick before 7.1.2-30 and 6.9.13-55 fails to properly lower the memory budget when an operation     inside OpenPixelCache fails. Repeated triggering of such failures can exhaust the process memory budget     and result in a denial of service. (CVE-2026-86420)

    ImageMagick before 7.1.2-30 and 6.9.13-55 contains a memory leak in the MSL image decoder. A crafted MSL     image triggers memory allocation without proper deallocation, allowing an attacker to exhaust memory and     cause a denial of service. (CVE-2026-86421)

    ImageMagick before 7.1.2-30 and 6.9.x before 6.9.13-55 contains a heap-use-after-free vulnerability in the     GetList method of PerlMagick. A crafted call to the GetList method can trigger the use-after-free,     resulting in a crash (denial of service). (CVE-2026-86423)

    ImageMagick before 7.1.2-30 and 6.9.x before 6.9.13-55 contains a heap-use-after-free vulnerability in the     Layer method of PerlMagick. An attacker who supplies a crafted list of images can trigger memory access     after deallocation, resulting in a crash (denial of service). (CVE-2026-86425)

Tenable has extracted the preceding description block directly from the tested product 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 host has a version of ImageMagick installed that is prior to 6.9.13-47, or 7.x prior to 7.1.2-22. It is, therefore, affected by a vulnerability.

  - ImageMagick before 7.1.2-22 and before 6.9.13-47 contains an information disclosure vulnerability in the     PasskeyEncipherImage method due to AES-CTR nonce reuse. Attackers can exploit nonce reuse in the cipher     implementation to recover plaintext information from encrypted images. (CVE-2026-56369)

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	Published	Updated	Severity
324293	Linux Distros Unpatched Vulnerability : CVE-2026-56369	Nessus	Misc.	7/1/2026	8/24/2026	medium
351044	Amazon Linux 2 : ImageMagick (ALAS-2026-3939)	Nessus	Amazon Linux Local Security Checks	9/29/2026	10/2/2026	medium
362651	ImageMagick < 6.9.13-47 / 7.x < 7.1.2-22 Information Disclosure	Nessus	Misc.	10/2/2026	10/9/2026	medium

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