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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
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Debian Mozilla Redhat
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Debian Linux Firefox Thunderbird and 6 more
CVE-2018-18493

Mozilla: Buffer overflow in accelerated 2D canvas with Skia

A buffer overflow can occur in the Skia library during buffer offset calculations with hardware accelerated canvas 2D actions due to the use of 32-bit calculations instead of 64-bit. This results in a potentially exploitable crash. This vulnerability affects Thunderbird < 60.4, Firefox ESR < 60.4, and Firefox < 64.

CVSS 3.0 · 9.8 Critical EPSS 5.0% KEV · Not listed
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Canonical Debian Mozilla and 1 more
Products
Ubuntu Linux Debian Linux Firefox and 8 more
CVE-2018-18492

Mozilla: Use-after-free with select element

A use-after-free vulnerability can occur after deleting a selection element due to a weak reference to the select element in the options collection. This results in a potentially exploitable crash. This vulnerability affects Thunderbird < 60.4, Firefox ESR < 60.4, and Firefox < 64.

CVSS 3.0 · 9.8 Critical EPSS 9.6% KEV · Not listed
Vendors
Canonical Debian Mozilla and 1 more
Products
Ubuntu Linux Debian Linux Firefox and 8 more
CVE-2018-5129

Mozilla: Out-of-bounds write with malformed IPC messages (MFSA 2018-07)

A lack of parameter validation on IPC messages results in a potential out-of-bounds write through malformed IPC messages. This can potentially allow for sandbox escape through memory corruption in the parent process. This vulnerability affects Thunderbird < 52.7, Firefox ESR < 52.7, and Firefox < 59.

CVSS 3.0 · 8.6 High EPSS 3.0% KEV · Not listed
Vendors
Canonical Debian Mozilla and 1 more
Products
Ubuntu Linux Debian Linux Firefox and 7 more
CVE-2018-5150

Mozilla: Memory safety bugs fixed in Firefox 60 and Firefox ESR 52.8

Memory safety bugs were reported in Firefox 59, Firefox ESR 52.7, and Thunderbird 52.7. 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 < 52.8, Thunderbird ESR < 52.8, Firefox < 60, and Firefox ESR < 52.8.

CVSS 3.0 · 9.8 Critical EPSS 3.1% KEV · Not listed
Vendors
Canonical Debian Mozilla and 1 more
Products
Ubuntu Linux Debian Linux Firefox and 9 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
Vendors
Canonical Debian Mozilla and 1 more
Products
Ubuntu Linux Debian Linux Firefox and 5 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
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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-2017-7793

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-2017-5373

Mozilla: Memory safety bugs fixed in Firefox 51 and Firefox ESR 45.7 (MFSA 2017-01)

Memory safety bugs were reported in Firefox 50.1 and Firefox ESR 45.6. 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 < 45.7, Firefox ESR < 45.7, and Firefox < 51.

CVSS 3.0 · 9.8 Critical EPSS 3.3% KEV · Not listed
Vendors
Debian Mozilla Redhat
Products
Debian Linux Firefox Thunderbird and 4 more
CVE-2017-5375

Mozilla: Excessive JIT code allocation allows bypass of ASLR and DEP (MFSA 2017-02)

JIT code allocation can allow for a bypass of ASLR and DEP protections leading to potential memory corruption attacks. This vulnerability affects Thunderbird < 45.7, Firefox ESR < 45.7, and Firefox < 51.

CVSS 3.0 · 9.8 Critical EPSS 34.1% KEV · Not listed
Vendors
Debian Mozilla Redhat
Products
Debian Linux Firefox Thunderbird and 4 more
CVE-2017-5376

Mozilla: Use-after-free in XSL (MFSA 2017-02)

Use-after-free while manipulating XSL in XSLT documents. This vulnerability affects Thunderbird < 45.7, Firefox ESR < 45.7, and Firefox < 51.

CVSS 3.0 · 9.8 Critical EPSS 3.1% KEV · Not listed
Vendors
Debian Mozilla Redhat
Products
Debian Linux Firefox Thunderbird and 6 more
CVE-2017-5378

Mozilla: Pointer and frame data leakage of Javascript objects (MFSA 2017-02)

Hashed codes of JavaScript objects are shared between pages. This allows for pointer leaks because an object's address can be discovered through hash codes, and also allows for data leakage of an object's content using these hash codes. This vulnerability affects Thunderbird < 45.7, Firefox ESR < 45.7, and Firefox < 51.

CVSS 3.0 · 7.5 High EPSS 3.3% KEV · Not listed
Vendors
Debian Mozilla Redhat
Products
Debian Linux Firefox Thunderbird and 6 more
CVE-2017-5380

Mozilla: Potential use-after-free during DOM manipulations (MFSA 2017-02)

A potential use-after-free found through fuzzing during DOM manipulation of SVG content. This vulnerability affects Thunderbird < 45.7, Firefox ESR < 45.7, and Firefox < 51.

CVSS 3.0 · 9.8 Critical EPSS 3.1% KEV · Not listed
Vendors
Debian Mozilla Redhat
Products
Debian Linux Firefox Thunderbird and 6 more
CVE-2017-5383

Mozilla: Location bar spoofing with unicode characters (MFSA 2017-02)

URLs containing certain unicode glyphs for alternative hyphens and quotes do not properly trigger punycode display, allowing for domain name spoofing attacks in the location bar. This vulnerability affects Thunderbird < 45.7, Firefox ESR < 45.7, and Firefox < 51.

CVSS 3.0 · 5.3 Medium EPSS 2.4% KEV · Not listed
Vendors
Debian Mozilla Redhat
Products
Debian Linux Firefox Thunderbird and 6 more
CVE-2017-5386

Mozilla: WebExtensions can use data: protocol to affect other extensions (MFSA 2017-02)

WebExtension scripts can use the "data:" protocol to affect pages loaded by other web extensions using this protocol, leading to potential data disclosure or privilege escalation in affected extensions. This vulnerability affects Firefox ESR < 45.7 and Firefox < 51.

CVSS 3.0 · 7.3 High EPSS 2.2% KEV · Not listed
Vendors
Debian Mozilla Redhat
Products
Debian Linux Firefox Enterprise Linux and 5 more
CVE-2017-5390

Mozilla: Insecure communication methods in Developer Tools JSON viewer (MFSA 2017-02)

The JSON viewer in the Developer Tools uses insecure methods to create a communication channel for copying and viewing JSON or HTTP headers data, allowing for potential privilege escalation. This vulnerability affects Thunderbird < 45.7, Firefox ESR < 45.7, and Firefox < 51.

CVSS 3.0 · 9.8 Critical EPSS 3.8% KEV · Not listed
Vendors
Debian Mozilla Redhat
Products
Debian Linux Firefox Thunderbird and 6 more
CVE-2017-5396

Mozilla: Use-after-free with Media Decoder (MFSA 2017-02)

A use-after-free vulnerability in the Media Decoder when working with media files when some events are fired after the media elements are freed from memory. This vulnerability affects Thunderbird < 45.7, Firefox ESR < 45.7, and Firefox < 51.

CVSS 3.0 · 9.8 Critical EPSS 4.0% KEV · Not listed
Vendors
Debian Mozilla Redhat
Products
Debian Linux Firefox Thunderbird and 6 more
CVE-2017-5398

Mozilla: Memory safety bugs fixed in Firefox 52 and Firefox ESR 45.8 (MFSA 2017-06)

Memory safety bugs were reported in Thunderbird 45.7. 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 < 52, Firefox ESR < 45.8, Thunderbird < 52, and Thunderbird < 45.8.

CVSS 3.0 · 9.8 Critical EPSS 3.7% KEV · Not listed
Vendors
Debian Mozilla Redhat
Products
Debian Linux Firefox Thunderbird and 7 more
CVE-2017-5400

Mozilla: asm.js JIT-spray bypass of ASLR and DEP (MFSA 2017-06)

JIT-spray targeting asm.js combined with a heap spray allows for a bypass of ASLR and DEP protections leading to potential memory corruption attacks. This vulnerability affects Firefox < 52, Firefox ESR < 45.8, Thunderbird < 52, and Thunderbird < 45.8.

CVSS 3.0 · 9.8 Critical EPSS 3.6% KEV · Not listed
Vendors
Debian Mozilla Redhat
Products
Debian Linux Firefox Thunderbird and 6 more