Packages
- thunderbird - Mozilla Open Source mail and newsgroup client
Details
Multiple security issues were discovered in Thunderbird. If a user were
tricked into opening a specially crafted website in a browsing context,
an attacker could potentially exploit these to cause a denial of service,
bypass security restrictions, obtain sensitive information, cause
undefined behaviour, spoof the browser UI, or execute arbitrary code.
(CVE-2022-22759, CVE-2022-22760, CVE-2022-22761, CVE-2022-22763,
CVE-2022-22764, CVE-2022-26381, CVE-2022-26383, CVE-2022-26384)
It was discovered that extensions of a particular type could auto-update
themselves and bypass the prompt that requests permissions. If a user
were tricked...
Multiple security issues were discovered in Thunderbird. If a user were
tricked into opening a specially crafted website in a browsing context,
an attacker could potentially exploit these to cause a denial of service,
bypass security restrictions, obtain sensitive information, cause
undefined behaviour, spoof the browser UI, or execute arbitrary code.
(CVE-2022-22759, CVE-2022-22760, CVE-2022-22761, CVE-2022-22763,
CVE-2022-22764, CVE-2022-26381, CVE-2022-26383, CVE-2022-26384)
It was discovered that extensions of a particular type could auto-update
themselves and bypass the prompt that requests permissions. If a user
were tricked into installing a specially crafted extension, an attacker
could potentially exploit this to bypass security restrictions.
(CVE-2022-22754)
It was discovered that dragging and dropping an image into a folder could
result in it being marked as executable. If a user were tricked into
dragging and dropping a specially crafted image, an attacker could
potentially exploit this to execute arbitrary code. (CVE-2022-22756)
It was discovered that files downloaded to /tmp were accessible to other
users. A local attacker could exploit this to obtain sensitive
information. (CVE-2022-26386)
A TOCTOU bug was discovered when verifying addon signatures during
install. A local attacker could potentially exploit this to trick a
user into installing an addon with an invalid signature.
(CVE-2022-26387)
An out-of-bounds write by one byte was discovered when processing
messages in some circumstances. If a user were tricked into opening a
specially crafted message, an attacker could potentially exploit this
to cause a denial of service. (CVE-2022-0566)
Update instructions
After a standard system update you need to restart Thunderbird to make all the necessary changes.
Learn more about how to get the fixes.The problem can be corrected by updating your system to the following package versions:
| Ubuntu Release | Package Version | ||
|---|---|---|---|
| 21.10 impish | thunderbird – 1:91.7.0+build2-0ubuntu0.21.10.1 | ||
| 20.04 focal | thunderbird – 1:91.7.0+build2-0ubuntu0.20.04.1 | ||
| 18.04 bionic | thunderbird – 1:91.7.0+build2-0ubuntu0.18.04.1 | ||
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References
- CVE-2022-26387
- CVE-2022-26386
- CVE-2022-26384
- CVE-2022-26383
- CVE-2022-26381
- CVE-2022-22764
- CVE-2022-22763
- CVE-2022-22761
- CVE-2022-22760
- CVE-2022-22759
- CVE-2022-26387
- CVE-2022-26386
- CVE-2022-26384
- CVE-2022-26383
- CVE-2022-26381
- CVE-2022-22764
- CVE-2022-22763
- CVE-2022-22761
- CVE-2022-22760
- CVE-2022-22759
- CVE-2022-22756
- CVE-2022-22754
- CVE-2022-0566