# ELSA-2023-12768: Security update for 4 packages

ELSA-2023-12768, released August 31, 2023, fixes 5 CVEs across 4 products. None of them is reported as exploited. Patch Radar priority: High.

- Web page: https://patchblox.com/security/fix/linux/elsa-2023-12768
- Platform: Linux
- Released: Aug 31, 2023
- Priority: High (Closes CVE-2023-0464, high severity)
- CVEs: 5, exploited: 0, on CISA KEV: 0
- Vendor advisory: https://linux.oracle.com/errata/ELSA-2023-12768.html

## Applies to

| Product | Release | Fixed in |
|---|---|---|
| [openssl](https://patchblox.com/security/data/product/linux/openssl.md) | ol 9 | 2:3.0.7-16.0.1.ksplice1.el9_2 |
| [openssl-devel](https://patchblox.com/security/data/product/linux/openssl-devel.md) | ol 9 | 2:3.0.7-16.0.1.ksplice1.el9_2 |
| [openssl-libs](https://patchblox.com/security/data/product/linux/openssl-libs.md) | ol 9 | 2:3.0.7-16.0.1.ksplice1.el9_2 |
| [openssl-perl](https://patchblox.com/security/data/product/linux/openssl-perl.md) | ol 9 | 2:3.0.7-16.0.1.ksplice1.el9_2 |

## CVEs this fix closes

| CVE | Priority | Title | CVSS | EPSS | Exploitation |
|---|---|---|---:|---:|---|
| [CVE-2023-0464](https://patchblox.com/security/data/cve/CVE-2023-0464.md) | High | libssl3t64: A security vulnerability has been identified in all supported versionsof OpenSSL related to the verification of X.509... | 7.5 | 0.0399 |  |
| [CVE-2023-2650](https://patchblox.com/security/data/cve/CVE-2023-2650.md) | Routine | libssl3t64: Issue summary: Processing some specially crafted ASN.1 object identifiersordata containing them may be very slow.Impa... | 6.5 | 0.7536 |  |
| [CVE-2023-0465](https://patchblox.com/security/data/cve/CVE-2023-0465.md) | Routine | libssl3t64: Applications that use a non-default option when verifying certificates maybevulnerable to an attack from a malicious... | 5.3 | 0.0177 |  |
| [CVE-2023-0466](https://patchblox.com/security/data/cve/CVE-2023-0466.md) | Routine | libssl3t64: The function X509_VERIFY_PARAM_add0_policy() is documented toimplicitly enable the certificate policy check when doin... | 5.3 | 0.0177 |  |
| [CVE-2023-1255](https://patchblox.com/security/data/cve/CVE-2023-1255.md) | Routine | libssl3t64: Issue summary: The AES-XTS cipher decryption implementation for 64 bit ARMplatform contains a bug that could cause it... | 5.9 | 0.0095 |  |

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Data as of 2026-11-08T00:53:09Z UTC. Source: Patchblox Patch Radar (https://patchblox.com/security/patch-radar). Patchblox finds out-of-date software on Windows, macOS and Linux and updates it through release rings: https://patchblox.com/demo

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