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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: - Network drivers; - Open vSwitch; - SCTP protocol; (CVE-2026-53224, CVE-2026-53246, CVE-2026-53247, CVE-2026-64531)

A security issue was discovered in the Linux kernel. An attacker could possibly use this to compromise the system. This update corrects flaws in the following subsystems: - Open vSwitch;

Adrian Junge discovered that FFmpeg incorrectly handled certain subtitle data. An attacker could possibly use this issue to cause a denial of service or execute arbitrary code. (CVE-2026-70628) Adrian Junge discovered that FFmpeg incorrectly handled certain video files. An attacker could possibly use this issue to cause a denial of service or execute arbitrary code. This issue only affected Ubuntu 22.04 LTS and Ubuntu 24.04 LTS. (CVE-2026-70632)

It was discovered that Vim incorrectly handled certain tags files. An attacker could possibly use this issue to execute arbitrary code.

USN-8678-1 fixed vulnerabilities in OpenSSL. This update provides the corresponding fix for OpenSSL and OpenSSL 1.0 on Ubuntu 14.04 LTS, Ubuntu 16.04 LTS, and Ubuntu 18.04 LTS. In addition, this update also fixes the following issues that were not previously addressed in those releases: It was discovered that OpenSSL incorrectly handled TLS handshake message buffering. A remote attacker could possibly use this issue to cause OpenSSL to consume excessive memory, leading to a denial of service. (LP: #2161371) It was discovered that OpenSSL incorrectly handled session cache management when processing TLSv1.3 sessions. A remote attacker could possibly use this issue to cause OpenSSL to consume excessive memory, leading to a denial of service. This issue only affected OpenSSL 1.1.1 on Ubuntu 18.04 LTS. (CVE-2024-2511) It was discovered that OpenSSL incorrectly handled the SSL_select_next_proto function when called with an empty client protocol list. A remote attacker could possibly use this issue to cause OpenSSL to disclose private memory contents to the peer, leading to a loss of confidentiality. This issue only affected Ubuntu 16.04 LTS and Ubuntu 18.04 LTS. (CVE-2024-5535) Original advisory details: It was discovered that OpenSSL incorrectly handled buffering of DTLS records for a future epoch. A remote attacker could possibly use this issue to cause OpenSSL to use excessive resources, leading to a denial of service. (CVE-2026-54874) It was discovered that OpenSSL incorrectly handled CMS key unwrapping. A remote attacker could possibly use this issue to cause a heap buffer overflow, leading to a denial of service or arbitrary code execution. (CVE-2026-63072)

It was discovered that OpenSSL incorrectly handled the QUIC server incoming channel queue. A remote attacker could possibly use this issue to cause OpenSSL to use excessive resources, leading to a denial of service. This issue only affected Ubuntu 26.04 LTS. (CVE-2026-14456) It was discovered that OpenSSL incorrectly handled signature algorithm selection when using Raw Public Keys. A remote attacker could possibly use this issue to cause OpenSSL to crash, resulting in a denial of service. This issue only affected Ubuntu 26.04 LTS. (CVE-2026-14457) It was discovered that OpenSSL incorrectly handled QUIC INITIAL packet processing. A remote attacker could possibly use this issue to cause OpenSSL to crash, resulting in a denial of service. This issue only affected Ubuntu 26.04 LTS. (CVE-2026-18798) It was discovered that OpenSSL incorrectly handled buffering of DTLS records for a future epoch. A remote attacker could possibly use this issue to cause OpenSSL to use excessive resources, leading to a denial of service. (CVE-2026-54874) It was discovered that OpenSSL incorrectly handled CMS key unwrapping. A remote attacker could possibly use this issue to cause a heap buffer overflow, leading to a denial of service or arbitrary code execution. (CVE-2026-63072) It was discovered that OpenSSL incorrectly validated the sender distinguished name in CMP response messages. A remote attacker could possibly use this issue to cause OpenSSL to crash, resulting in a denial of service. This issue only affected Ubuntu 26.04 LTS. (CVE-2026-63073) It was discovered that OpenSSL incorrectly limited the growth of an internal certificate cache used during CMP operations. A remote attacker could possibly use this issue to cause OpenSSL to use excessive resources, leading to a denial of service. (CVE-2026-63074) It was discovered that OpenSSL incorrectly handled QUIC ACK-only packet retention. A remote attacker could possibly use this issue to cause OpenSSL to use excessive resources, leading to a denial of service. This issue only affected Ubuntu 26.04 LTS. (CVE-2026-63075) It was discovered that OpenSSL incorrectly handled CMP protection algorithm validation. A remote attacker could possibly use this issue to cause OpenSSL to crash, resulting in a denial of service. (CVE-2026-63076) It was discovered that OpenSSL incorrectly verified authentication tags when using certain AEAD ciphers via the EVP_Cipher() interface. An attacker could possibly use this issue to perform AEAD forgery attacks. (CVE-2026-75803)

USN-8670-1 fixed a vulnerability in curl. This update provides the corresponding update for Ubuntu 18.04 LTS, Ubuntu 20.04 LTS, and Ubuntu 22.04 LTS. Original advisory details: Joshua Rogers discovered that curl incorrectly handled reusing connections when client certificate settings changed. This could result in the wrong client certificates being used, contrary to expectations.

It was discovered that Perl incorrectly handled short source addresses in the Socket module. An attacker could possibly use this issue to trigger an out-of-bounds heap read, resulting in information disclosure. (CVE-2026-12087) It was discovered that Perl incorrectly handled regular expressions containing a large number of fixed string alternatives. An attacker could possibly use this issue to cause incorrect regular expression matches, resulting in security restrictions being bypassed. (CVE-2026-13221) It was discovered that Perl incorrectly handled certain large repeat counts when processing pack and unpack templates. An attacker could possibly use this issue to trigger an out-of-bounds heap read, resulting in information disclosure. (CVE-2026-57432) It was discovered that Perl incorrectly handled certain crafted data when deserializing with the Storable module. An attacker could possibly use this issue to trigger an integer overflow and application termination, resulting in a denial of service. (CVE-2026-57433)

FEDORA-2026-bb39640a6c Packages in this update:

• neovim-0.12.5-1.fc46
• tree-sitter-0.26.13-1.fc46

Update description:

Update neovim and tree-sitter

Version:next-20260825 (linux-next) Released:2026-08-25

FEDORA-2026-60eff202e7 Packages in this update:

• emacs-30.2-28.fc44

Update description:

Fix CVE-2026-77219: Integer overflow in PBM/PPM/PGM image loader.

FEDORA-2026-8894da1406 Packages in this update:

• emacs-30.2-10.fc43

Update description:

Fix CVE-2026-77219: Integer overflow in PBM/PPM/PGM image loader.

FEDORA-2026-c3b358dc93 Packages in this update:

• golang-1.26.7-1.fc44

Update description:

Update to 1.26.7 upstream release

FEDORA-2026-2f88b83676 Packages in this update:

• curl-8.18.0-9.fc44

Update description:

• Fix QUIC zero-length UDP datagrams busy-loop (CVE-2026-11352)
• Fix WS Auto-PONG memory exhaustion (CVE-2026-11586)
• Fix proto-default skips SSH verification (CVE-2026-12064)
• Fix wrong STARTTLS connection reuse (CVE-2026-8286)
• Fix SASL double-free (CVE-2026-8925)
• Fix env-set cross-proxy Digest auth state leak (CVE-2026-8927)
• Fix sending old referer (CVE-2026-9546)
• Fix exposing HTTP/3 early data (CVE-2026-9545)
• Fix UAF after pause in socket callback (CVE-2026-9080)

FEDORA-EPEL-2026-37261f4ecd Packages in this update:

• proftpd-1.3.9d-2.el10_4

Update description:

Current upstream maintenance release, with a handful of potentially security-related bugfixes.

FEDORA-EPEL-2026-6a6d19585f Packages in this update:

• gum-2.0.0-1.el10_4

Update description:

Update to version 2.0.0 and override bundled golang.org/x/net to v0.55.0. The latter fixes CVE-2026-25680, CVE-2026-25681, and CVE-2026-42506.

https://github.com/charmbracelet/gum/releases/tag/v2.0.0

FEDORA-2026-7c23b06d74 Packages in this update:

• python-linkify-it-py-2.1.1-1.fc44

Update description:

Security release: LinkifyIt.match() was quadratic on untrusted input when linkify is enabled (GHSA-8m2q-wq3r-6hq8).

• Fix quadratic complexity in LinkifyIt.match(), port of linkify-it 5.0.1 and 5.0.2 (upstream CVE-2026-48801, CVE-2026-59887) (#82)
• Match validators at a position instead of slicing the tail, needed because Python 3.10 does not optimize the ^ anchor (#82)
• Allow ; in the email name, matching linkify-it. Behavior change: a;b@example.com is now linkified (#82)
• Update port.yml (linkify-it v5.0.2) (#82)