CVE-2017-7807

Mozilla: Domain hijacking through appcache fallback (MFSA 2017-19)

A mechanism that uses AppCache to hijack a URL in a domain using fallback by serving the files from a sub-path on the domain. This has been addressed by requiring fallback files be inside the manifest directory. This vulnerability affects Thunderbird < 52.3, Firefox ESR < 52.3, and Firefox < 55.

CVSS 3.0 · 8.1 High EPSS 2.1% KEV · Not listed

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Debian Mozilla Redhat

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Debian Linux Firefox Thunderbird and 6 more

CVE-2017-7750

Mozilla: Use-after-free with track elements (MFSA 2017-16)

A use-after-free vulnerability during video control operations when a "<track>" element holds a reference to an older window if that window has been replaced in the DOM. This results in a potentially exploitable crash. This vulnerability affects Firefox < 54, Firefox ESR < 52.2, and Thunderbird < 52.2.

CVSS 3.0 · 9.8 Critical EPSS 2.8% KEV · Not listed

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Debian Mozilla Redhat

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Debian Linux Firefox Thunderbird and 6 more

CVE-2017-7749

Mozilla: Use-after-free during docshell reloading (MFSA 2017-16)

A use-after-free vulnerability when using an incorrect URL during the reloading of a docshell. This results in a potentially exploitable crash. This vulnerability affects Firefox < 54, Firefox ESR < 52.2, and Thunderbird < 52.2.

CVSS 3.0 · 9.8 Critical EPSS 2.6% KEV · Not listed

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Debian Mozilla Redhat

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Debian Linux Firefox Thunderbird and 6 more

CVE-2017-7751

Mozilla: Use-after-free with content viewer listeners (MFSA 2017-16)

A use-after-free vulnerability with content viewer listeners that results in a potentially exploitable crash. This vulnerability affects Firefox < 54, Firefox ESR < 52.2, and Thunderbird < 52.2.

CVSS 3.0 · 9.8 Critical EPSS 2.8% KEV · Not listed

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Debian Mozilla Redhat

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Debian Linux Firefox Thunderbird and 6 more

CVE-2017-7752

Mozilla: Use-after-free with IME input (MFSA 2017-16)

A use-after-free vulnerability during specific user interactions with the input method editor (IME) in some languages due to how events are handled. This results in a potentially exploitable crash but would require specific user interaction to trigger. This vulnerability affects Firefox < 54, Firefox ESR < 52.2, and Thunderbird < 52.2.

CVSS 3.0 · 8.8 High EPSS 2.0% KEV · Not listed

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Debian Mozilla Redhat

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Debian Linux Firefox Thunderbird and 6 more

CVE-2017-5470

Mozilla: Memory safety bugs fixed in Firefox 54 and Firefox ESR 52.2 (MFSA 2017-16)

Memory safety bugs were reported in Firefox 53 and Firefox ESR 52.1. Some of these bugs showed evidence of memory corruption and we presume that with enough effort that some of these could be exploited to run arbitrary code. This vulnerability affects Firefox < 54, Firefox ESR < 52.2, and Thunderbird < 52.2.

CVSS 3.0 · 9.8 Critical EPSS 2.6% KEV · Not listed

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Debian Mozilla Redhat

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Debian Linux Firefox Thunderbird and 6 more

CVE-2017-5472

Mozilla: Use-after-free using destroyed node when regenerating trees (MFSA 2017-16)

A use-after-free vulnerability with the frameloader during tree reconstruction while regenerating CSS layout when attempting to use a node in the tree that no longer exists. This results in a potentially exploitable crash. This vulnerability affects Firefox < 54, Firefox ESR < 52.2, and Thunderbird < 52.2.

CVSS 3.0 · 9.8 Critical EPSS 2.6% KEV · Not listed

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Debian Mozilla Redhat

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Debian Linux Firefox Thunderbird and 6 more

CVE-2017-5466

Mozilla: Origin confusion when reloading isolated data:text/html URL (MFSA 2017-12)

If a page is loaded from an original site through a hyperlink and contains a redirect to a "data:text/html" URL, triggering a reload will run the reloaded "data:text/html" page with its origin set incorrectly. This allows for a cross-site scripting (XSS) attack. This vulnerability affects Thunderbird < 52.1, Firefox ESR < 52.1, and Firefox < 53.

CVSS 3.0 · 6.1 Medium EPSS 1.5% KEV · Not listed

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Mozilla Redhat

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Firefox Thunderbird Enterprise Linux and 5 more

CVE-2017-5469

Mozilla: Potential Buffer overflow in flex-generated code (MFSA 2017-11, MFSA 2017-12)

Fixed potential buffer overflows in generated Firefox code due to CVE-2016-6354 issue in Flex. This vulnerability affects Thunderbird < 52.1, Firefox ESR < 45.9, Firefox ESR < 52.1, and Firefox < 53.

CVSS 3.0 · 9.8 Critical EPSS 4.5% KEV · Not listed

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Debian Mozilla Redhat

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Debian Linux Firefox Thunderbird and 6 more

CVE-2017-7753

Mozilla: Out-of-bounds read with cached style data and pseudo-elements (MFSA 2017-19)

An out-of-bounds read occurs when applying style rules to pseudo-elements, such as ::first-line, using cached style data. This vulnerability affects Thunderbird < 52.3, Firefox ESR < 52.3, and Firefox < 55.

CVSS 3.0 · 9.1 Critical EPSS 3.1% KEV · Not listed

Vendors

Debian Mozilla Redhat

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Debian Linux Firefox Thunderbird and 6 more

CVE-2017-5459

Mozilla: Buffer overflow in WebGL (MFSA 2017-11, MFSA 2017-12)

A buffer overflow in WebGL triggerable by web content, resulting in a potentially exploitable crash. This vulnerability affects Thunderbird < 52.1, Firefox ESR < 45.9, Firefox ESR < 52.1, and Firefox < 53.

CVSS 3.0 · 9.8 Critical EPSS 4.5% KEV · Not listed

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Debian Mozilla Redhat

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Debian Linux Firefox Thunderbird and 6 more

CVE-2017-5460

Mozilla: Use-after-free in frame selection (MFSA 2017-11, MFSA 2017-12)

A use-after-free vulnerability in frame selection triggered by a combination of malicious script content and key presses by a user. This results in a potentially exploitable crash. This vulnerability affects Thunderbird < 52.1, Firefox ESR < 45.9, Firefox ESR < 52.1, and Firefox < 53.

CVSS 3.0 · 9.8 Critical EPSS 2.9% KEV · Not listed

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Debian Mozilla Redhat

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Debian Linux Firefox Thunderbird and 6 more

CVE-2016-9902

Mozilla: Pocket extension does not validate the origin of events (MFSA 2016-94, MFSA 2016-95)

The Pocket toolbar button, once activated, listens for events fired from it's own pages but does not verify the origin of incoming events. This allows content from other origins to fire events and inject content and commands into the Pocket context. Note: this issue does not affect users with e10s enabled. This vulnerability affects Firefox ESR < 45.6 and Firefox < 50.1.

CVSS 3.0 · 7.5 High EPSS 1.3% KEV · Not listed

Vendors

Mozilla Redhat

Products

Firefox Enterprise Linux Enterprise Linux Desktop and 4 more

CVE-2016-9904

Mozilla: Cross-origin information leak in shared atoms (MFSA 2016-94, MFSA 2016-95)

An attacker could use a JavaScript Map/Set timing attack to determine whether an atom is used by another compartment/zone in specific contexts. This could be used to leak information, such as usernames embedded in JavaScript code, across websites. This vulnerability affects Firefox < 50.1, Firefox ESR < 45.6, and Thunderbird < 45.6.

CVSS 3.0 · 7.5 High EPSS 2.7% KEV · Not listed

Vendors

Debian Mozilla Redhat

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Debian Linux Firefox Thunderbird and 4 more

CVE-2016-9905

Mozilla: Crash in EnumerateSubDocuments (MFSA 2016-94, MFSA 2016-95)

A potentially exploitable crash in "EnumerateSubDocuments" while adding or removing sub-documents. This vulnerability affects Firefox ESR < 45.6 and Thunderbird < 45.6.

CVSS 3.0 · 8.8 High EPSS 2.3% KEV · Not listed

Vendors

Debian Mozilla Redhat

Products

Debian Linux Firefox Thunderbird and 4 more

CVE-2017-5465

Mozilla: Out-of-bounds read in ConvolvePixel (MFSA 2017-11, MFSA 2017-12)

An out-of-bounds read while processing SVG content in "ConvolvePixel". This results in a crash and also allows for otherwise inaccessible memory being copied into SVG graphic content, which could then displayed. This vulnerability affects Thunderbird < 52.1, Firefox ESR < 45.9, Firefox ESR < 52.1, and Firefox < 53.

CVSS 3.0 · 9.1 Critical EPSS 18.2% KEV · Not listed

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Debian Mozilla Redhat

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Debian Linux Firefox Thunderbird and 6 more

CVE-2017-7754

Mozilla: Out-of-bounds read in WebGL with ImageInfo object (MFSA 2017-16)

An out-of-bounds read in WebGL with a maliciously crafted "ImageInfo" object during WebGL operations. This vulnerability affects Firefox < 54, Firefox ESR < 52.2, and Thunderbird < 52.2.

CVSS 3.0 · 7.5 High EPSS 2.5% KEV · Not listed

Vendors

Debian Mozilla Redhat

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Debian Linux Firefox Thunderbird and 6 more

CVE-2018-5148

firefox: Use-after-free in compositor potentially allows code execution

A use-after-free vulnerability can occur in the compositor during certain graphics operations when a raw pointer is used instead of a reference counted one. This results in a potentially exploitable crash. This vulnerability affects Firefox ESR < 52.7.3 and Firefox < 59.0.2.

CVSS 3.0 · 9.8 Critical EPSS 2.9% KEV · Not listed

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Canonical Debian Mozilla and 1 more

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Ubuntu Linux Debian Linux Firefox and 5 more

CVE-2016-9893

Mozilla: Memory safety bugs fixed in Firefox 50.1 and Firefox ESR 45.6 (MFSA 2016-95)

Memory safety bugs were reported in Thunderbird 45.5. Some of these bugs showed evidence of memory corruption and we presume that with enough effort that some of these could be exploited to run arbitrary code. This vulnerability affects Firefox < 50.1, Firefox ESR < 45.6, and Thunderbird < 45.6.

CVSS 3.0 · 9.8 Critical EPSS 2.6% KEV · Not listed

Vendors

Debian Mozilla Redhat

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Debian Linux Firefox Thunderbird and 6 more

CVE-2017-5448

Mozilla: Out-of-bounds write in ClearKeyDecryptor (MFSA 2017-11, MFSA 2017-12)

An out-of-bounds write in "ClearKeyDecryptor" while decrypting some Clearkey-encrypted media content. The "ClearKeyDecryptor" code runs within the Gecko Media Plugin (GMP) sandbox. If a second mechanism is found to escape the sandbox, this vulnerability allows for the writing of arbitrary data within memory, resulting in a potentially exploitable crash. This vulnerability affects Firefox ESR < 45.9, Firefox ESR < 52.1, and Firefox < 53.

CVSS 3.0 · 8.6 High EPSS 2.0% KEV · Not listed

Vendors

Debian Mozilla Redhat

Products

Debian Linux Firefox Enterprise Linux and 5 more