1 week 1 day ago
It was discovered that libarchive incorrectly handled certain RAR
archives. An attacker could possibly use this issue to cause an
out-of-bounds read via a crafted RAR archive, leading to sensitive
memory disclosure. (CVE-2026-4424)
It was discovered that libarchive incorrectly handled certain ISO files.
An attacker could possibly use this issue to cause incorrect memory
allocation via a crafted ISO file, leading to a denial of service.
(CVE-2026-4426)
It was discovered that libarchive incorrectly handled block pointer
allocation in zisofs on 32-bit systems. An attacker could possibly use
this issue to cause a heap buffer overflow via a crafted ISO9660 image,
possibly leading to arbitrary code execution. (CVE-2026-5121)
1 week 1 day ago
Several security issues were discovered in the Linux kernel.
An attacker could possibly use these to compromise the system.
This update corrects flaws in the following subsystems:
- SMB network file system;
- Netfilter;
- io_uring subsystem;
(CVE-2024-35862, CVE-2024-50060, CVE-2026-23274, CVE-2026-23351)
1 week 1 day ago
USN-8202-1 fixed vulnerabilities in jq. The update caused a regression
for Ubuntu 18.04 LTS and Ubuntu 20.04 LTS. This update fixes the problem.
We apologize for the inconvenience.
Original advisory details:
It was discovered that jq did not correctly handle certain string
concatenations. An attacker could possibly use this issue to cause a denial
of service or execute arbitrary code. This issue was addressed in Ubuntu
16.04 LTS, Ubuntu 18.04 LTS, Ubuntu 20.04 LTS, Ubuntu 22.04 LTS, Ubuntu
24.04 LTS and Ubuntu 25.10. (CVE-2026-32316)
It was discovered that jq did not correctly handle recursion in certain
circumstances. An attacker could possibly use this issue to cause a denial
of service. (CVE-2026-33947)
It was discovered that jq did not correctly handle improperly terminated
strings. An attacker could possibly use this issue to cause a denial of
service or execute arbitrary code. This issue was addressed in Ubuntu 16.04
LTS, Ubuntu 18.04 LTS, Ubuntu 20.04 LTS, Ubuntu 22.04 LTS, Ubuntu 24.04 LTS
and Ubuntu 25.10. (CVE-2026-33948)
It was discovered that jq did not correctly handle checking certain
variable types. An attacker could possibly use this issue to cause a denial
of service or leak sensitive information. This issue was addressed in
Ubuntu 16.04 LTS, Ubuntu 18.04 LTS, Ubuntu 20.04 LTS, Ubuntu 22.04 LTS,
Ubuntu 24.04 LTS and Ubuntu 25.10. (CVE-2026-39956)
It was discovered that jq did not correctly handle certain string
formatting. An attacker could possibly use this issue to leak sensitive
information or cause a denial of service. (CVE-2026-39979)
It was discovered that jq used a fixed seed for hash table operations. An
attacker could possibly use this issue to cause a denial of service. This
issue was addressed in Ubuntu 16.04 LTS, Ubuntu 18.04 LTS, Ubuntu 20.04
LTS, Ubuntu 22.04 LTS, Ubuntu 24.04 LTS and Ubuntu 25.10. (CVE-2026-40164)