# CVE-2025-15469: openssl: OpenSSL is a toolkit that implements the Secure Sockets Layer (SSL) and Transport Layer Security (TLS) protocols, as... CVE-2025-15469 is fixed in 7 products on 1 platform, first by libssl3t64 3.5.3-1ubuntu3, released January 26, 2026. It is not reported as exploited. Patch Radar priority: High. - Web page: https://patchblox.com/security/cve/CVE-2025-15469 - Priority: High - CVSS: 9.8 (Important) - EPSS: 0.0021 - CISA KEV: not listed - Exploited (vendor report): no - Publicly disclosed: no - Published: Jan 26, 2026 ## Description OpenSSL is a toolkit that implements the Secure Sockets Layer (SSL) and Transport Layer Security (TLS) protocols, as well as a full-strength general-purpose cryptography library. Security Fix(es): * openssl: OpenSSL: Arbitrary code execution or denial of service through crafted PKCS#12 file (CVE-2025-11187) * openssl: OpenSSL: Remote code execution or Denial of Service via oversized Initialization Vector in CMS parsing (CVE-2025-15467) * openssl: OpenSSL: Denial of Service via NULL pointer dereference in QUIC protocol handling (CVE-2025-15468) * openssl: OpenSSL: Data integrity bypass in `openssl dgst` command due to silent truncation (CVE-2025-15469) * openssl: OpenSSL: Denial of Service due to excessive memory allocation in TLS 1.3 certificate compression (CVE-2025-66199) * openssl: OpenSSL: Denial of Service due to out-of-bounds write in BIO filter (CVE-2025-68160) * openssl: OpenSSL: Information disclosure and data tampering via specific low-level OCB encryption/decryption calls (CVE-2025-69418) * openssl: OpenSSL: Arbitrary code execution due to out-of-bounds write in PKCS#12 processing (CVE-2025-69419) * openssl: OpenSSL: Denial of Service via malformed PKCS#12 file processing (CVE-2025-69421) * openssl: OpenSSL: Denial of Service via malformed TimeStamp Response (CVE-2025-69420) * openssl: OpenSSL: Denial of Service due to type confusion in PKCS#12 file processing (CVE-2026-22795) * openssl: OpenSSL: Denial of Service via type confusion in PKCS#7 signature verification (CVE-2026-22796) For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section. ## Where it's fixed | Platform | Product | Fixed in | Fix | Released | |---|---|---|---|---| | Linux | libssl3t64 Ubuntu 25.10 (questing) | 3.5.3-1ubuntu3 | [libssl3t64 3.5.3-1ubuntu3](https://patchblox.com/security/data/fix/linux/ubuntu-questing-libssl3t64-3.5.3-1ubuntu3.md) | Jan 26, 2026 | | Linux | libssl3t64 Ubuntu 26.04.1 LTS (resolute) | 3.5.5-1ubuntu1 | [libssl3t64 3.5.5-1ubuntu1](https://patchblox.com/security/data/fix/linux/ubuntu-resolute-libssl3t64-3.5.5-1ubuntu1.md) | Jan 26, 2026 | | Linux | openssl Debian 13.5 (trixie) | 3.5.4-1~deb13u2 | [DEBIAN-CVE-2025-15469](https://patchblox.com/security/data/fix/linux/debian-cve-2025-15469.md) | Jan 27, 2026 | | Linux | openssl Debian 14 | 3.5.5-1 | [DEBIAN-CVE-2025-15469](https://patchblox.com/security/data/fix/linux/debian-cve-2025-15469.md) | Jan 27, 2026 | | Linux | openssl RHEL 10 | 3.5.1-7.el10_1 | [RHSA-2026:1472](https://patchblox.com/security/data/fix/linux/rhsa-2026-1472.md) | Jan 27, 2026 | | Linux | openssl RHEL 9 | 1:3.5.1-7.el9_7 | [RHSA-2026:1473](https://patchblox.com/security/data/fix/linux/rhsa-2026-1473.md) | Jan 28, 2026 | | Linux | openssl Ubuntu 25.10 (questing) | 3.5.3-1ubuntu3 | [openssl 3.5.3-1ubuntu3](https://patchblox.com/security/data/fix/linux/ubuntu-questing-openssl-3.5.3-1ubuntu3.md) | Jan 26, 2026 | | Linux | openssl Ubuntu 26.04.1 LTS (resolute) | 3.5.5-1ubuntu1 | [openssl 3.5.5-1ubuntu1](https://patchblox.com/security/data/fix/linux/ubuntu-resolute-openssl-3.5.5-1ubuntu1.md) | Jan 26, 2026 | | Linux | openssl almalinux 10 | 1:3.5.1-7.el10_1.alma.1 | [ALSA-2026:1472](https://patchblox.com/security/data/fix/linux/alsa-2026-1472.md) | Jan 28, 2026 | | Linux | openssl almalinux 9 | 1:3.5.1-7.el9_7 | [ALSA-2026:1473](https://patchblox.com/security/data/fix/linux/alsa-2026-1473.md) | Jan 28, 2026 | | Linux | openssl ol 10 | 1:3.5.1-7.0.1.el10_1 | [ELSA-2026-1472](https://patchblox.com/security/data/fix/linux/elsa-2026-1472.md) | Jan 28, 2026 | | Linux | openssl ol 9 | 1:3.5.1-7.0.1.el9_7 | [ELSA-2026-1473](https://patchblox.com/security/data/fix/linux/elsa-2026-1473.md) | Jan 28, 2026 | | Linux | openssl rocky 10 | 1:3.5.1-7.el10_1 | [RLSA-2026:1472](https://patchblox.com/security/data/fix/linux/rlsa-2026-1472.md) | Jan 30, 2026 | | Linux | openssl rocky 9 | 1:3.5.1-7.el9_7 | [RLSA-2026:1473](https://patchblox.com/security/data/fix/linux/rlsa-2026-1473.md) | Jan 30, 2026 | | Linux | openssl-3 opensuse-leap 16.0 | 3.5.0-160000.5.1 | [OPENSUSE-SU-2026:20152-1](https://patchblox.com/security/data/fix/linux/opensuse-su-2026-20152-1.md) | Feb 2, 2026 | | Linux | openssl-3 sles 16.0 | 3.5.0-160000.5.1 | [SUSE-SU-2026:20223-1](https://patchblox.com/security/data/fix/linux/suse-su-2026-20223-1.md) | Feb 2, 2026 | | Linux | openssl-devel RHEL 9 | 1:3.5.1-7.el9_7 | [RHSA-2026:1473](https://patchblox.com/security/data/fix/linux/rhsa-2026-1473.md) | Jan 28, 2026 | | Linux | openssl-devel almalinux 10 | 1:3.5.1-7.el10_1.alma.1 | [ALSA-2026:1472](https://patchblox.com/security/data/fix/linux/alsa-2026-1472.md) | Jan 28, 2026 | | Linux | openssl-devel almalinux 9 | 1:3.5.1-7.el9_7 | [ALSA-2026:1473](https://patchblox.com/security/data/fix/linux/alsa-2026-1473.md) | Jan 28, 2026 | | Linux | openssl-devel ol 10 | 1:3.5.1-7.0.1.el10_1 | [ELSA-2026-1472](https://patchblox.com/security/data/fix/linux/elsa-2026-1472.md) | Jan 28, 2026 | | Linux | openssl-devel ol 9 | 1:3.5.1-7.0.1.el9_7 | [ELSA-2026-1473](https://patchblox.com/security/data/fix/linux/elsa-2026-1473.md) | Jan 28, 2026 | | Linux | openssl-libs RHEL 9 | 1:3.5.1-7.el9_7 | [RHSA-2026:1473](https://patchblox.com/security/data/fix/linux/rhsa-2026-1473.md) | Jan 28, 2026 | | Linux | openssl-libs almalinux 10 | 1:3.5.1-7.el10_1.alma.1 | [ALSA-2026:1472](https://patchblox.com/security/data/fix/linux/alsa-2026-1472.md) | Jan 28, 2026 | | Linux | openssl-libs almalinux 9 | 1:3.5.1-7.el9_7 | [ALSA-2026:1473](https://patchblox.com/security/data/fix/linux/alsa-2026-1473.md) | Jan 28, 2026 | | Linux | openssl-libs ol 10 | 1:3.5.1-7.0.1.el10_1 | [ELSA-2026-1472](https://patchblox.com/security/data/fix/linux/elsa-2026-1472.md) | Jan 28, 2026 | | Linux | openssl-libs ol 9 | 1:3.5.1-7.0.1.el9_7 | [ELSA-2026-1473](https://patchblox.com/security/data/fix/linux/elsa-2026-1473.md) | Jan 28, 2026 | | Linux | openssl-perl RHEL 9 | 1:3.5.1-7.el9_7 | [RHSA-2026:1473](https://patchblox.com/security/data/fix/linux/rhsa-2026-1473.md) | Jan 28, 2026 | | Linux | openssl-perl almalinux 10 | 1:3.5.1-7.el10_1.alma.1 | [ALSA-2026:1472](https://patchblox.com/security/data/fix/linux/alsa-2026-1472.md) | Jan 28, 2026 | | Linux | openssl-perl almalinux 9 | 1:3.5.1-7.el9_7 | [ALSA-2026:1473](https://patchblox.com/security/data/fix/linux/alsa-2026-1473.md) | Jan 28, 2026 | | Linux | openssl-perl ol 10 | 1:3.5.1-7.0.1.el10_1 | [ELSA-2026-1472](https://patchblox.com/security/data/fix/linux/elsa-2026-1472.md) | Jan 28, 2026 | | Linux | openssl-perl ol 9 | 1:3.5.1-7.0.1.el9_7 | [ELSA-2026-1473](https://patchblox.com/security/data/fix/linux/elsa-2026-1473.md) | Jan 28, 2026 | | Linux | openssl-provider-legacy Ubuntu 25.10 (questing) | 3.5.3-1ubuntu3 | [openssl-provider-legacy 3.5.3-1ubuntu3](https://patchblox.com/security/data/fix/linux/ubuntu-questing-openssl-provider-legacy-3.5.3-1ubuntu3.md) | Jan 26, 2026 | | Linux | openssl-provider-legacy Ubuntu 26.04.1 LTS (resolute) | 3.5.5-1ubuntu1 | [openssl-provider-legacy 3.5.5-1ubuntu1](https://patchblox.com/security/data/fix/linux/ubuntu-resolute-openssl-provider-legacy-3.5.5-1ubuntu1.md) | Jan 26, 2026 | --- Data as of 2026-11-08T06:59:42Z UTC. 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