IT, Cloud & DevOps Blog

Ubuntu 22.04 — alsa-lib — vulnerability — patch and remediation guide — diagnosis and fix on Ubuntu 22.04

Ubuntu 22.04 — alsa-lib — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 25 May 2026 Affected versions: Ubuntu 22.04 (jammy) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-8044-1 Related CVEs: CVE-2026-25068 Upstream summary: It was discovered that alsa-lib incorrectly handled the topology mixer control decoder. A local attacker could use a specially crafted topology file to cause […]

Read more
Ubuntu 24.04 — xdg-dbus-proxy — vulnerability — patch and remediation guide — diagnosis and fix on Ubuntu 24.04

Ubuntu 24.04 — xdg-dbus-proxy — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 25 May 2026 Affected versions: Ubuntu 24.04 (noble) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-8167-1 Related CVEs: CVE-2026-34080 Upstream summary: It was discovered that xdg-dbus-proxy incorrectly handled eavesdropping in policy rules. A local attacker could possibly use this issue to intercept certain D-Bus messages. […]

Read more
Ubuntu 18.04 — jhead — multiple vulnerabilities (14 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 18.04

Ubuntu 18.04 — jhead — multiple vulnerabilities (14 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Ubuntu 18.04 (bionic) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-6110-1 Related CVEs: CVE-2021-28275 CVE-2021-28277 CVE-2021-3496 https://launchpad.net/bugs/2020068 CVE-2021-34055 CVE-2022-41751 CVE-2019-1010301 CVE-2019-1010302  +6 more Upstream summary: It was discovered that Jhead did not properly handle certain crafted Canon images when processing […]

Read more
Ubuntu 16.04 — heimdal — multiple vulnerabilities (11 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 16.04

Ubuntu 16.04 — heimdal — multiple vulnerabilities (11 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Ubuntu 16.04 (xenial) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-5849-1 Related CVEs: CVE-2022-45142 CVE-2021-44758 CVE-2022-3437 CVE-2022-42898 CVE-2022-44640 CVE-2022-41916 CVE-2018-16860 CVE-2019-12098  +3 more Upstream summary: Helmut Grohne discovered that Heimdal GSSAPI incorrectly handled logical conditions that are related to memory […]

Read more
Ubuntu 20.04 — pulseaudio — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 20.04

Ubuntu 20.04 — pulseaudio — multiple vulnerabilities (3 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Ubuntu 20.04 (focal) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-4640-1 Related CVEs: CVE-2020-16123 CVE-2020-11931 https://launchpad.net/bugs/1877102 Upstream summary: James Henstridge discovered that an Ubuntu-specific patch caused PulseAudio to incorrectly handle snap client connections. An attacker could possibly use this to […]

Read more
Ubuntu 14.04 — python-gnupg — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 14.04

Ubuntu 14.04 — python-gnupg — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 25 May 2026 Affected versions: Ubuntu 14.04 (trusty) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-4839-1 Related CVEs: CVE-2018-12020 CVE-2019-6690 Upstream summary: Marcus Brinkmann discovered that python-gnupg improperly handled certain command line parameters. A remote attacker could use this to spoof the output of python-gnupg […]

Read more
Ubuntu 22.04 — postfix — multiple vulnerabilities (4 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 22.04

Ubuntu 22.04 — postfix — multiple vulnerabilities (4 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Ubuntu 22.04 (jammy) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-8253-1 Related CVEs: CVE-2026-43964 CVE-2023-51764 https://bugs.launchpad.net/ubuntu/+source/postfix/+bug/2049337 https://bugs.launchpad.net/ubuntu/+source/postfix/+bug/2050834 Upstream summary: Kamil Frankowicz discovered that Postfix incorrectly handled certain enhanced status codes. A remote attacker could possibly use this issue to cause […]

Read more
Ubuntu 20.04 — privoxy — multiple vulnerabilities (16 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 20.04

Ubuntu 20.04 — privoxy — multiple vulnerabilities (16 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Ubuntu 20.04 (focal) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-5826-1 Related CVEs: CVE-2021-44540 CVE-2021-44543 CVE-2020-35502 CVE-2021-20209 CVE-2021-20210 CVE-2021-20211 CVE-2021-20212 CVE-2021-20213  +8 more Upstream summary: Joshua Rogers discovered that Privoxy incorrectly handled memory allocation. An attacker could possibly use this […]

Read more
Ubuntu 20.04 — protobuf-c — vulnerability — patch and remediation guide — diagnosis and fix on Ubuntu 20.04

Ubuntu 20.04 — protobuf-c — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 25 May 2026 Affected versions: Ubuntu 20.04 (focal) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-5531-1 Related CVEs: CVE-2022-33070 Upstream summary: Pietro Borrello discovered that protobuf-c contained an invalid arithmetic shift. This vulnerability allowed attackers to cause a denial of service (system crash) via unspecified […]

Read more
Ubuntu 14.04 — gdk-pixbuf — multiple vulnerabilities (13 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 14.04

Ubuntu 14.04 — gdk-pixbuf — multiple vulnerabilities (13 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Ubuntu 14.04 (trusty) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-3532-1 Related CVEs: CVE-2017-1000422 CVE-2017-6312 CVE-2017-6313 CVE-2017-6314 CVE-2017-2862 CVE-2017-2870 CVE-2017-6311 CVE-2015-7552  +5 more Upstream summary: It was discoreved that GDK-PixBuf incorrectly handled certain gif images. An attacker could use this […]

Read more
CHAT