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501 – 510 of 1943 results


CVE-2021-43542

Medium priority

Some fixes available 17 of 27

Using XMLHttpRequest, an attacker could have identified installed applications by probing error messages for loading external protocols. This vulnerability affects Thunderbird < 91.4.0, Firefox ESR < 91.4.0, and Firefox < 95.

7 affected packages

firefox, firefox-esr, mozjs38, mozjs52, mozjs68...

Package 24.04 LTS 22.04 LTS 20.04 LTS 18.04 LTS 16.04 LTS
firefox Fixed Fixed Fixed Fixed Ignored
firefox-esr Not in release Not in release Not in release Not in release Ignored
mozjs38 Not in release Not in release Not in release Ignored Not in release
mozjs52 Not in release Not in release Ignored Ignored Not in release
mozjs68 Not in release Not in release Ignored Not in release Not in release
mozjs78 Not in release Ignored Not in release Not in release Not in release
thunderbird Fixed Fixed Fixed Fixed Ignored
Show all 7 packages Show less packages

CVE-2021-43541

Medium priority

Some fixes available 17 of 27

When invoking protocol handlers for external protocols, a supplied parameter URL containing spaces was not properly escaped. This vulnerability affects Thunderbird < 91.4.0, Firefox ESR < 91.4.0, and Firefox < 95.

7 affected packages

firefox, firefox-esr, mozjs38, mozjs52, mozjs68...

Package 24.04 LTS 22.04 LTS 20.04 LTS 18.04 LTS 16.04 LTS
firefox Fixed Fixed Fixed Fixed Ignored
firefox-esr Not in release Not in release Not in release Not in release Ignored
mozjs38 Not in release Not in release Not in release Ignored Not in release
mozjs52 Not in release Not in release Ignored Ignored Not in release
mozjs68 Not in release Not in release Ignored Not in release Not in release
mozjs78 Not in release Ignored Not in release Not in release Not in release
thunderbird Fixed Fixed Fixed Fixed Ignored
Show all 7 packages Show less packages

CVE-2021-43539

Medium priority

Some fixes available 17 of 27

Failure to correctly record the location of live pointers across wasm instance calls resulted in a GC occurring within the call not tracing those live pointers. This could have led to a use-after-free causing a potentially...

7 affected packages

firefox, firefox-esr, mozjs38, mozjs52, mozjs68...

Package 24.04 LTS 22.04 LTS 20.04 LTS 18.04 LTS 16.04 LTS
firefox Fixed Fixed Fixed Fixed Ignored
firefox-esr Not in release Not in release Not in release Not in release Ignored
mozjs38 Not in release Not in release Not in release Ignored Not in release
mozjs52 Not in release Not in release Ignored Ignored Not in release
mozjs68 Not in release Not in release Ignored Not in release Not in release
mozjs78 Not in release Ignored Not in release Not in release Not in release
thunderbird Fixed Fixed Fixed Fixed Ignored
Show all 7 packages Show less packages

CVE-2021-43538

Medium priority

Some fixes available 17 of 27

By misusing a race in our notification code, an attacker could have forcefully hidden the notification for pages that had received full screen and pointer lock access, which could have been used for spoofing attacks. This...

7 affected packages

firefox, firefox-esr, mozjs38, mozjs52, mozjs68...

Package 24.04 LTS 22.04 LTS 20.04 LTS 18.04 LTS 16.04 LTS
firefox Fixed Fixed Fixed Fixed Ignored
firefox-esr Not in release Not in release Not in release Not in release Ignored
mozjs38 Not in release Not in release Not in release Ignored Not in release
mozjs52 Not in release Not in release Ignored Ignored Not in release
mozjs68 Not in release Not in release Ignored Not in release Not in release
mozjs78 Not in release Ignored Not in release Not in release Not in release
thunderbird Fixed Fixed Fixed Fixed Ignored
Show all 7 packages Show less packages

CVE-2021-43537

Medium priority

Some fixes available 17 of 27

An incorrect type conversion of sizes from 64bit to 32bit integers allowed an attacker to corrupt memory leading to a potentially exploitable crash. This vulnerability affects Thunderbird < 91.4.0, Firefox ESR < 91.4.0, and Firefox < 95.

7 affected packages

firefox, firefox-esr, mozjs38, mozjs52, mozjs68...

Package 24.04 LTS 22.04 LTS 20.04 LTS 18.04 LTS 16.04 LTS
firefox Fixed Fixed Fixed Fixed Ignored
firefox-esr Not in release Not in release Not in release Not in release Ignored
mozjs38 Not in release Not in release Not in release Ignored Not in release
mozjs52 Not in release Not in release Ignored Ignored Not in release
mozjs68 Not in release Not in release Ignored Not in release Not in release
mozjs78 Not in release Ignored Not in release Not in release Not in release
thunderbird Fixed Fixed Fixed Fixed Ignored
Show all 7 packages Show less packages

CVE-2021-43536

Medium priority

Some fixes available 17 of 27

Under certain circumstances, asynchronous functions could have caused a navigation to fail but expose the target URL. This vulnerability affects Thunderbird < 91.4.0, Firefox ESR < 91.4.0, and Firefox < 95.

7 affected packages

firefox, firefox-esr, mozjs38, mozjs52, mozjs68...

Package 24.04 LTS 22.04 LTS 20.04 LTS 18.04 LTS 16.04 LTS
firefox Fixed Fixed Fixed Fixed Ignored
firefox-esr Not in release Not in release Not in release Not in release Ignored
mozjs38 Not in release Not in release Not in release Ignored Not in release
mozjs52 Not in release Not in release Ignored Ignored Not in release
mozjs68 Not in release Not in release Ignored Not in release Not in release
mozjs78 Not in release Ignored Not in release Not in release Not in release
thunderbird Fixed Fixed Fixed Fixed Ignored
Show all 7 packages Show less packages

CVE-2021-43528

Low priority

Some fixes available 6 of 7

Thunderbird unexpectedly enabled JavaScript in the composition area. The JavaScript execution context was limited to this area and did not receive chrome-level privileges, but could be used as a stepping stone to further an attack...

1 affected packages

thunderbird

Package 24.04 LTS 22.04 LTS 20.04 LTS 18.04 LTS 16.04 LTS
thunderbird Fixed Fixed Fixed Ignored
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CVE-2021-43527

High priority
Fixed

NSS (Network Security Services) versions prior to 3.73 or 3.68.1 ESR are vulnerable to a heap overflow when handling DER-encoded DSA or RSA-PSS signatures. Applications using NSS for handling signatures encoded within CMS, S/MIME,...

2 affected packages

nss, thunderbird

Package 24.04 LTS 22.04 LTS 20.04 LTS 18.04 LTS 16.04 LTS
nss Fixed Fixed Fixed Fixed
thunderbird Fixed Fixed Fixed Ignored
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CVE-2021-38502

Medium priority

Some fixes available 6 of 7

Thunderbird ignored the configuration to require STARTTLS security for an SMTP connection. A MITM could perform a downgrade attack to intercept transmitted messages, or could take control of the authenticated session to execute...

1 affected packages

thunderbird

Package 24.04 LTS 22.04 LTS 20.04 LTS 18.04 LTS 16.04 LTS
thunderbird Fixed Fixed Fixed Ignored
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CVE-2021-38501

Medium priority

Some fixes available 17 of 27

Mozilla developers reported memory safety bugs present in Firefox 92 and Firefox ESR 91.1. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to...

6 affected packages

firefox, mozjs38, mozjs52, mozjs68, mozjs78, thunderbird

Package 24.04 LTS 22.04 LTS 20.04 LTS 18.04 LTS 16.04 LTS
firefox Fixed Fixed Fixed Fixed Ignored
mozjs38 Not in release Not in release Not in release Ignored Not in release
mozjs52 Not in release Not in release Ignored Ignored Not in release
mozjs68 Not in release Not in release Ignored Not in release Not in release
mozjs78 Not in release Ignored Not in release Not in release Not in release
thunderbird Fixed Fixed Fixed Fixed Ignored
Show less packages