CVE-2021-39517
Published: 20 September 2021
An issue was discovered in libjpeg through 2020021. A NULL pointer dereference exists in the function BlockBitmapRequester::ReconstructUnsampled() located in blockbitmaprequester.cpp. It allows an attacker to cause Denial of Service.
Priority
Medium
CVSS 3 base score: 6.5
Status
| Package | Release | Status |
|---|---|---|
|
libjpeg Launchpad, Ubuntu, Debian |
Upstream |
Released
(0.0~git20200925.f145908-1)
|
| Ubuntu 21.10 (Impish Indri) |
Not vulnerable
|
|
| Ubuntu 21.04 (Hirsute Hippo) |
Not vulnerable
(0.0~git20210129.91985dc-1build1)
|
|
| Ubuntu 20.04 LTS (Focal Fossa) |
Needs triage
|
|
| Ubuntu 18.04 LTS (Bionic Beaver) |
Does not exist
|
|
| Ubuntu 16.04 ESM (Xenial Xerus) |
Ignored
(out of standard support)
|
|
| Ubuntu 14.04 ESM (Trusty Tahr) |
Does not exist
|
|
|
libjpeg-turbo Launchpad, Ubuntu, Debian |
Upstream |
Needs triage
|
| Ubuntu 21.10 (Impish Indri) |
Not vulnerable
(code not present)
|
|
| Ubuntu 21.04 (Hirsute Hippo) |
Not vulnerable
(code not present)
|
|
| Ubuntu 20.04 LTS (Focal Fossa) |
Not vulnerable
(code not present)
|
|
| Ubuntu 18.04 LTS (Bionic Beaver) |
Not vulnerable
(code not present)
|
|
| Ubuntu 16.04 ESM (Xenial Xerus) |
Not vulnerable
(code not present)
|
|
| Ubuntu 14.04 ESM (Trusty Tahr) |
Not vulnerable
(code not present)
|
|
|
libjpeg6b Launchpad, Ubuntu, Debian |
Upstream |
Needs triage
|
| Ubuntu 21.10 (Impish Indri) |
Needs triage
|
|
| Ubuntu 21.04 (Hirsute Hippo) |
Needs triage
|
|
| Ubuntu 20.04 LTS (Focal Fossa) |
Needs triage
|
|
| Ubuntu 18.04 LTS (Bionic Beaver) |
Needs triage
|
|
| Ubuntu 16.04 ESM (Xenial Xerus) |
Needs triage
|
|
| Ubuntu 14.04 ESM (Trusty Tahr) |
Needs triage
|
|
|
libjpeg9 Launchpad, Ubuntu, Debian |
Upstream |
Needs triage
|
| Ubuntu 21.10 (Impish Indri) |
Needs triage
|
|
| Ubuntu 21.04 (Hirsute Hippo) |
Needs triage
|
|
| Ubuntu 20.04 LTS (Focal Fossa) |
Needs triage
|
|
| Ubuntu 18.04 LTS (Bionic Beaver) |
Needs triage
|
|
| Ubuntu 16.04 ESM (Xenial Xerus) |
Needs triage
|
|
| Ubuntu 14.04 ESM (Trusty Tahr) |
Does not exist
|