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CVE-2018-18335

Medium priority
Fixed

Heap buffer overflow in Skia in Google Chrome prior to 71.0.3578.80 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page.

2 affected packages

chromium-browser, thunderbird

Package 26.04 LTS 24.04 LTS 22.04 LTS 20.04 LTS 18.04 LTS
chromium-browser Fixed
thunderbird Not affected
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CVE-2018-18498

Low priority
Fixed

A potential vulnerability leading to an integer overflow can occur during buffer size calculations for images when a raw value is used instead of the checked value. This leads to a possible out-of-bounds write. This vulnerability...

2 affected packages

firefox, thunderbird

Package 26.04 LTS 24.04 LTS 22.04 LTS 20.04 LTS 18.04 LTS
firefox Fixed
thunderbird Fixed
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CVE-2018-18494

Medium priority
Fixed

A same-origin policy violation allowing the theft of cross-origin URL entries when using the Javascript location property to cause a redirection to another site using performance.getEntries(). This is a same-origin policy...

2 affected packages

firefox, thunderbird

Package 26.04 LTS 24.04 LTS 22.04 LTS 20.04 LTS 18.04 LTS
firefox Fixed
thunderbird Fixed
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CVE-2018-18493

Medium priority
Fixed

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...

2 affected packages

firefox, thunderbird

Package 26.04 LTS 24.04 LTS 22.04 LTS 20.04 LTS 18.04 LTS
firefox Fixed
thunderbird Fixed
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CVE-2018-18492

Medium priority
Fixed

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...

2 affected packages

firefox, thunderbird

Package 26.04 LTS 24.04 LTS 22.04 LTS 20.04 LTS 18.04 LTS
firefox Fixed
thunderbird Fixed
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CVE-2018-18356

Medium priority
Fixed

An integer overflow in path handling lead to a use after free in Skia in Google Chrome prior to 71.0.3578.80 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page.

3 affected packages

chromium-browser, firefox, thunderbird

Package 26.04 LTS 24.04 LTS 22.04 LTS 20.04 LTS 18.04 LTS
chromium-browser Fixed
firefox Fixed
thunderbird Fixed
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CVE-2018-12405

Medium priority

Some fixes available 30 of 40

Mozilla developers and community members reported memory safety bugs present in Firefox 63 and Firefox ESR 60.3. Some of these bugs showed evidence of memory corruption and we presume that with enough effort that some of these...

5 affected packages

firefox, mozjs38, mozjs52, mozjs60, thunderbird

Package 26.04 LTS 24.04 LTS 22.04 LTS 20.04 LTS 18.04 LTS
firefox Fixed Fixed Fixed Fixed
mozjs38 Not in release Not in release Not in release Ignored
mozjs52 Not in release Not in release Ignored Ignored
mozjs60 Not in release Not in release Not in release Not in release
thunderbird Fixed Fixed Fixed Fixed
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CVE-2018-17466

Medium priority
Fixed

Incorrect texture handling in Angle in Google Chrome prior to 70.0.3538.67 allowed a remote attacker to perform an out of bounds memory read via a crafted HTML page.

4 affected packages

chromium-browser, firefox, oxide-qt, thunderbird

Package 26.04 LTS 24.04 LTS 22.04 LTS 20.04 LTS 18.04 LTS
chromium-browser Fixed
firefox Fixed
oxide-qt Not in release
thunderbird Fixed
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CVE-2018-12393

Medium priority

Some fixes available 30 of 40

A potential vulnerability was found in 32-bit builds where an integer overflow during the conversion of scripts to an internal UTF-16 representation could result in allocating a buffer too small for the conversion. This leads to a...

6 affected packages

firefox, firefox-esr, mozjs38, mozjs52, mozjs60, thunderbird

Package 26.04 LTS 24.04 LTS 22.04 LTS 20.04 LTS 18.04 LTS
firefox Fixed Fixed Fixed Fixed
firefox-esr Not in release Not in release Not in release Not in release
mozjs38 Not in release Not in release Not in release Ignored
mozjs52 Not in release Not in release Ignored Ignored
mozjs60 Not in release Not in release Not in release Not in release
thunderbird Fixed Fixed Fixed Fixed
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CVE-2018-12392

Medium priority

Some fixes available 30 of 40

When manipulating user events in nested loops while opening a document through script, it is possible to trigger a potentially exploitable crash due to poor event handling. This vulnerability affects Firefox < 63, Firefox ESR <...

6 affected packages

firefox, firefox-esr, mozjs38, mozjs52, mozjs60, thunderbird

Package 26.04 LTS 24.04 LTS 22.04 LTS 20.04 LTS 18.04 LTS
firefox Fixed Fixed Fixed Fixed
firefox-esr Not in release Not in release Not in release Not in release
mozjs38 Not in release Not in release Not in release Ignored
mozjs52 Not in release Not in release Ignored Ignored
mozjs60 Not in release Not in release Not in release Not in release
thunderbird Fixed Fixed Fixed Fixed
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