CVE-2017-7826

Mozilla: Memory safety bugs fixed in Firefox 57 and Firefox ESR 52.5 (MFSA 2017-25)

Memory safety bugs were reported in Firefox 56 and Firefox ESR 52.4. 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 < 57, Firefox ESR < 52.5, and Thunderbird < 52.5.

CVSS 3.0 · 9.8 Critical EPSS 3.3% KEV · Not listed

Vendors

Canonical Debian Mozilla and 1 more

Products

Ubuntu Linux Debian Linux Firefox and 7 more

CVE-2018-12377

Mozilla: Use-after-free in driver timers

A use-after-free vulnerability can occur when refresh driver timers are refreshed in some circumstances during shutdown when the timer is deleted while still in use. This results in a potentially exploitable crash. This vulnerability affects Firefox < 62, Firefox ESR < 60.2, and Thunderbird < 60.2.1.

CVSS 3.0 · 9.8 Critical EPSS 3.4% KEV · Not listed

Vendors

Canonical Debian Mozilla and 1 more

Products

Ubuntu Linux Debian Linux Firefox and 8 more

CVE-2017-7809

Mozilla: Use-after-free while deleting attached editor DOM node (MFSA 2017-19)

A use-after-free vulnerability can occur when an editor DOM node is deleted prematurely during tree traversal while still bound to the document. This results in a potentially exploitable crash. This vulnerability affects Thunderbird < 52.3, Firefox ESR < 52.3, and Firefox < 55.

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

Vendors

Debian Mozilla Redhat

Products

Debian Linux Firefox Thunderbird and 6 more

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

Vendors

Debian Mozilla Redhat

Products

Debian Linux Firefox Thunderbird and 6 more

CVE-2017-7810

Mozilla: Memory safety bugs fixed in Firefox 56 and Firefox ESR 52.4 (MFSA 2017-22)

Memory safety bugs were reported in Firefox 55 and Firefox ESR 52.3. 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 < 56, Firefox ESR < 52.4, and Thunderbird < 52.4.

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

Vendors

Canonical Debian Mozilla and 1 more

Products

Ubuntu Linux Debian Linux Firefox and 7 more

CVE-2017-7803

Mozilla: CSP directives improperly applied with sandbox flag in iframes (MFSA 2017-19)

When a page's content security policy (CSP) header contains a "sandbox" directive, other directives are ignored. This results in the incorrect enforcement of CSP. This vulnerability affects Thunderbird < 52.3, Firefox ESR < 52.3, and Firefox < 55.

CVSS 3.0 · 7.5 High EPSS 2.0% KEV · Not listed

Vendors

Debian Mozilla Redhat

Products

Debian Linux Firefox Thunderbird and 6 more

CVE-2017-7814

Mozilla: Blob and data URLs bypass phishing and malware protection warnings (MFSA 2017-22)

File downloads encoded with "blob:" and "data:" URL elements bypassed normal file download checks though the Phishing and Malware Protection feature and its block lists of suspicious sites and files. This would allow malicious sites to lure users into downloading executables that would otherwise be detected as suspicious. This vulnerability affects Firefox < 56, Firefox ESR < 52.4, and Thunderbird < 52.4.

CVSS 3.0 · 7.8 High EPSS 1.2% KEV · Not listed

Vendors

Debian Mozilla Redhat

Products

Debian Linux Firefox Thunderbird and 6 more

CVE-2017-7800

Mozilla: Use-after-free in WebSockets during disconnection (MFSA 2017-19)

A use-after-free vulnerability can occur in WebSockets when the object holding the connection is freed before the disconnection operation is finished. This results in an exploitable crash. This vulnerability affects Thunderbird < 52.3, Firefox ESR < 52.3, and Firefox < 55.

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

Vendors

Debian Mozilla Redhat

Products

Debian Linux Firefox Thunderbird and 6 more

CVE-2017-7798

Mozilla: XUL injection in the style editor in devtools (MFSA 2017-19)

The Developer Tools feature suffers from a XUL injection vulnerability due to improper sanitization of the web page source code. In the worst case, this could allow arbitrary code execution when opening a malicious page with the style editor tool. This vulnerability affects Firefox ESR < 52.3 and Firefox < 55.

CVSS 3.0 · 8.8 High EPSS 2.1% KEV · Not listed

Vendors

Debian Mozilla Redhat

Products

Debian Linux Firefox Enterprise Linux and 5 more

CVE-2017-7801

Mozilla: Use-after-free with marquee during window resizing

A use-after-free vulnerability can occur while re-computing layout for a "marquee" element during window resizing where the updated style object is freed while still in use. This results in a potentially exploitable crash. This vulnerability affects Thunderbird < 52.3, Firefox ESR < 52.3, and Firefox < 55.

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

Vendors

Debian Mozilla Redhat

Products

Debian Linux Firefox Thunderbird and 6 more

CVE-2017-7792

Mozilla: Buffer overflow viewing certificates with long OID (MFSA 2017-19)

A buffer overflow will occur when viewing a certificate in the certificate manager if the certificate has an extremely long object identifier (OID). This results in a potentially exploitable crash. This vulnerability affects Thunderbird < 52.3, Firefox ESR < 52.3, and Firefox < 55.

CVSS 3.0 · 9.8 Critical EPSS 3.2% KEV · Not listed

Vendors

Debian Mozilla Redhat

Products

Debian Linux Firefox Thunderbird and 6 more

CVE-2017-7758

Mozilla: Out-of-bounds read in Opus encoder (MFSA 2017-16)

An out-of-bounds read vulnerability with the Opus encoder when the number of channels in an audio stream changes while the encoder is in use. This vulnerability affects Firefox < 54, Firefox ESR < 52.2, and Thunderbird < 52.2.

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

Vendors

Debian Mozilla Redhat

Products

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

Products

Debian Linux Firefox Thunderbird and 6 more

CVE-2017-7779

Mozilla: Memory safety bugs fixed in Firefox 55 and Firefox ESR 52.3 (MFSA 2017-19)

Memory safety bugs were reported in Firefox 54, Firefox ESR 52.2, and Thunderbird 52.2. 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 Thunderbird < 52.3, Firefox ESR < 52.3, and Firefox < 55.

CVSS 3.0 · 9.8 Critical EPSS 2.7% KEV · Not listed

Vendors

Debian Mozilla Redhat

Products

Debian Linux Firefox Thunderbird and 6 more

CVE-2017-7793

Mozilla: Use-after-free with Fetch API (MFSA 2017-22)

A use-after-free vulnerability can occur in the Fetch API when the worker or the associated window are freed when still in use, resulting in a potentially exploitable crash. This vulnerability affects Firefox < 56, Firefox ESR < 52.4, and Thunderbird < 52.4.

CVSS 3.0 · 9.8 Critical EPSS 2.3% KEV · Not listed

Vendors

Debian Mozilla Redhat

Products

Debian Linux Firefox Thunderbird and 6 more

CVE-2017-7802

Mozilla: Use-after-free resizing image elements (MFSA 2017-19)

A use-after-free vulnerability can occur when manipulating the DOM during the resize event of an image element. If these elements have been freed due to a lack of strong references, a potentially exploitable crash may occur when the freed elements are accessed. This vulnerability affects Thunderbird < 52.3, Firefox ESR < 52.3, and Firefox < 55.

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

Vendors

Debian Mozilla Redhat

Products

Debian Linux Firefox Thunderbird and 6 more

CVE-2017-7785

Mozilla: Buffer overflow manipulating ARIA elements in DOM (MFSA 2017-19)

A buffer overflow can occur when manipulating Accessible Rich Internet Applications (ARIA) attributes within the DOM. This results in a potentially exploitable crash. This vulnerability affects Thunderbird < 52.3, Firefox ESR < 52.3, and Firefox < 55.

CVSS 3.0 · 9.8 Critical EPSS 4.1% KEV · Not listed

Vendors

Debian Mozilla Redhat

Products

Debian Linux Firefox Thunderbird and 6 more

CVE-2017-7791

Mozilla: Spoofing following page navigation with data: protocol and modal alerts (MFSA 2017-19)

On pages containing an iframe, the "data:" protocol can be used to create a modal alert that will render over arbitrary domains following page navigation, spoofing of the origin of the modal alert from the iframe content. This vulnerability affects Thunderbird < 52.3, Firefox ESR < 52.3, and Firefox < 55.

CVSS 3.0 · 5.3 Medium EPSS 1.8% KEV · Not listed

Vendors

Debian Mozilla Redhat

Products

Debian Linux Firefox Thunderbird and 6 more

CVE-2017-7818

Mozilla: Use-after-free during ARIA array manipulation (MFSA 2017-22)

A use-after-free vulnerability can occur when manipulating arrays of Accessible Rich Internet Applications (ARIA) elements within containers through the DOM. This results in a potentially exploitable crash. This vulnerability affects Firefox < 56, Firefox ESR < 52.4, and Thunderbird < 52.4.

CVSS 3.0 · 9.8 Critical EPSS 3.3% KEV · Not listed

Vendors

Debian Mozilla Redhat

Products

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

Vendors

Debian Mozilla Redhat

Products

Debian Linux Firefox Thunderbird and 6 more