Linux · 
Ubuntu · Package update · June 1, 2021
Ubuntu · Package update · June 1, 2021thunderbird 1:78.11.0+build1-0ubuntu0.18.04.2: thunderbird 1:78.11.0+build1-0ubuntu0.18.04.2 for Ubuntu 18.04.6 LTS (bionic)
thunderbird 1:78.11.0+build1-0ubuntu0.18.04.2, released June 1, 2021, fixes 20 CVEs in thunderbird. None of them is reported as exploited. Patch Radar priority: Urgent. The product is no longer supported.
UrgentUnsupported product
CVEs closed
20
1 rated Critical
Exploited
0
None reported
Highest CVSS
8.8
Base score, 0 to 10
Highest EPSS
0.0176
78th percentile
Priority of the 20 CVEs
Patch now 0
Urgent 1
High 9
Routine 10
Fixed package versions
| Product | Release | Fixed in |
|---|---|---|
| thunderbird | Ubuntu 18.04.6 LTS (bionic) | 1:78.11.0+build1-0ubuntu0.18.04.2 |
CVEs this fix closes
| Priority | CVE | Title | CVSS | EPSS | Exploitation |
|---|---|---|---|---|---|
| Urgent | CVE-2021-29967 | Firefox ESR and 3 others: Mozilla developers reported memory safety bugs present in Firefox 88 and Firefox ESR 78.11. | 8.8 | 0.0137 | None reported |
| High | CVE-2021-23994 | Firefox ESR and 2 others: A WebGL framebuffer was not initialized early enough, resulting in memory corruption and an out of bound… | 8.8 | 0.0176 | None reported |
| High | CVE-2021-23961 | Firefox ESR and 1 other: Further techniques that built on the slipstream research combined with a malicious webpage could have… | 7.4 | 0.0148 | None reported |
| High | CVE-2021-23987 | Firefox ESR and 2 others: Mozilla developers and community members reported memory safety bugs present in Firefox 86 and Firefox… | 8.8 | 0.0142 | None reported |
| High | CVE-2021-23999 | Firefox ESR and 2 others: If a Blob URL was loaded through some unusual user interaction, it could have been loaded by the System… | 8.8 | 0.0137 | None reported |
| High | CVE-2021-29946 | Firefox ESR and 2 others: Ports that were written as an integer overflow above the bounds of a 16-bit integer could have bypassed… | 8.8 | 0.0130 | None reported |
| High | CVE-2021-23995 | Firefox ESR and 2 others: When Responsive Design Mode was enabled, it used references to objects that were previously freed. | 8.8 | 0.0118 | None reported |
| High | CVE-2021-23981 | Firefox ESR and 2 others: A texture upload of a Pixel Buffer Object could have confused the WebGL code to skip binding the buffer… | 8.1 | 0.0115 | None reported |
| High | CVE-2021-24002 | Firefox ESR and 2 others: When a user clicked on an FTP URL containing encoded newline characters (%0A and %0D), the newlines would… | 8.8 | 0.0113 | None reported |
| High | CVE-2021-29949 | Thunderbird: When loading the shared library that provides the OTR protocol implementation, Thunderbird will initially… | 7.8 | 0.0032 | None reported |
| Routine | CVE-2021-29945 | Firefox ESR and 2 others: The WebAssembly JIT could miscalculate the size of a return type, which could lead to a null read and… | 6.5 | 0.0120 | None reported |
| Routine | CVE-2021-23984 | Firefox ESR and 2 others: A malicious extension could have opened a popup window lacking an address bar. | 6.5 | 0.0111 | None reported |
| Routine | CVE-2021-23991 | Thunderbird: If a Thunderbird user has previously imported Alice's OpenPGP key, and Alice has extended the validity… | 6.8 | 0.0104 | None reported |
| Routine | CVE-2021-29957 | Thunderbird and 1 other: If a MIME encoded email contains an OpenPGP inline signed or encrypted message part, but also contains… | 4.3 | 0.0094 | None reported |
| Routine | CVE-2021-29956 | Mozilla Thunderbird: OpenPGP secret keys that were imported using Thunderbird version 78.8.1 up to version 78.10.1 were stored… | 4.3 | 0.0081 | None reported |
| Routine | CVE-2021-23982 | Firefox ESR and 2 others: Using techniques that built on the slipstream research, a malicious webpage could have scanned both an… | 6.5 | 0.0074 | None reported |
| Routine | CVE-2021-23998 | Firefox ESR and 2 others: Through complicated navigations with new windows, an HTTP page could have inherited a secure lock icon… | 6.5 | 0.0059 | None reported |
| Routine | CVE-2021-23992 | Thunderbird: Thunderbird did not check if the user ID associated with an OpenPGP key has a valid self signature. | 4.3 | 0.0048 | None reported |
| Routine | CVE-2021-23993 | Thunderbird: An attacker may perform a DoS attack to prevent a user from sending encrypted email to a correspondent. | 6.5 | 0.0042 | None reported |
| Routine | CVE-2021-29948 | Thunderbird: Signatures are written to disk before and read during verification, which might be subject to a race… | 2.5 | 0.0029 | None reported |
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