Red Hat Enterprise Linux (python-pillow): Mehrere Schwachstellen
WID-SEC-2022-1835 · first 10.11.2021 · updated 15.07.2026 · CVSS 9,1
What it is about
Red Hat Enterprise Linux (RHEL) ist eine populäre Linux-Distribution. Ein entfernter, anonymer Angreifer kann mehrere Schwachstellen in Red Hat Enterprise Linux in python-pillow ausnutzen, um einen Denial of Service Angriff durchzuführen und vertrauliche Informationen offenzulegen.
Under what conditions?
Over the network and without logging in. This is the most dangerous combination: attackers can scan reachable devices automatically.
What can happen in the worst case
An attacker could use the vulnerability to
- einen Denial of Service Angriff durchzuführen
- vertrauliche Informationen offenzulegen
Am I affected?
Affected according to the BSI:
- Amazon Linux 2
- Ubuntu Linux
- SUSE Linux
- Red Hat Enterprise Linux 8
- Open Source Python Pillow
- SUSE openSUSE
The installed version is usually shown under “Help → About” or in the device’s admin interface.
What helps?
Install the updates provided by the vendor; details in the sources below.
Is the vulnerability already being exploited?
None of the CVEs is in the CISA catalogue of exploited vulnerabilities. That does not mean there are no attacks, only that none are documented.
Information and sources
- Original BSI advisory (WID)
- Red Hat Security Advisory vom 2021-11-09 access.redhat.com
- Red Hat Security Advisory RHSA-2021:4702 vom 2021-11-16 access.redhat.com
- Ubuntu Security Notice USN-5227-1 vom 2022-01-17 packetstormsecurity.com
- Ubuntu Security Notice USN-5227-3 vom 2022-10-24 ubuntu.com
- Amazon Linux Security Advisory ALAS2-2023-2083 vom 2023-06-08 alas.aws.amazon.com
- Amazon Linux Security Advisory ALAS-2023-2087 vom 2023-06-13 alas.aws.amazon.com
- Amazon Linux Security Advisory ALAS2-2023-2105 vom 2023-07-01 alas.aws.amazon.com
- SUSE Security Update SUSE-SU-2024:1607-1 vom 2024-05-11 lists.opensuse.org
- SUSE Security Update SUSE-SU-2024:1673-2 vom 2024-06-13 lists.suse.com
- Ubuntu Security Notice USN-8135-1 vom 2026-03-31 ubuntu.com
- openSUSE Security Update OPENSUSE-SU-2026:11261-1 vom 2026-07-14 lists.opensuse.org
CVE: CVE-2020-35653, CVE-2020-35655, CVE-2021-25287, CVE-2021-25288, CVE-2021-25290, CVE-2021-25292, CVE-2021-25293, CVE-2021-27921, CVE-2021-27922, CVE-2021-27923, CVE-2021-28675, CVE-2021-28676, CVE-2021-28677, CVE-2021-28678, CVE-2021-34552
Source: BSI warning and information service (CERT-Bund); CISA. The assessment of the conditions is my reading of the BSI text; the external pages are in their original language.