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SUSE Linux Enterprise 2021:0725-1 Moderate: OpenSSL Buffer Overflow

suse
Calendar Grey March 8, 2021
Dist Suse Esm H88
This Debian security patch resolves multiple high-severity vulnerabilities in libssl1.1, enhancing overall system integrity.
An update that fixes two vulnerabilities is now available

Summary

This update for openssl-1_0_0 fixes the following issues: - CVE-2021-23840: Fixed an Integer overflow in CipherUpdate (bsc#1182333) - CVE-2021-23841: Fixed a Null pointer dereference in X509_issuer_and_serial_hash() (bsc#1182331) Patch Instructions: To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch". Alternatively you can run the command listed for your product: - SUSE OpenStack Cloud Crowbar 9: zypper in -t patch SUSE-OpenStack-Cloud-Crowbar-9-2021-725=1 - SUSE OpenStack Cloud 9: zypper in -t patch SUSE-OpenStack-Cloud-9-2021-725=1 - SUSE Linux Enterprise Software Development Kit 12-SP5: zypper in -t patch SUSE-SLE-SDK-12-SP5-2021-725=1 - SUSE Linux Enterprise Server for SAP 12-SP4:

Topics%20covered

Topics Covered

security advisory buffer overflow OpenSSL moderate threat SUSE Linux Enterprise

References

#1182331 #1182333

Cross- CVE-2021-23840 CVE-2021-23841

CVSS scores:

CVE-2021-23840 (NVD) : 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

CVE-2021-23840 (SUSE): 6.5 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:H

CVE-2021-23841 (NVD) : 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

CVE-2021-23841 (SUSE): 5.9 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H

Affected Products:

SUSE OpenStack Cloud Crowbar 9

SUSE OpenStack Cloud 9

SUSE Linux Enterprise Software Development Kit 12-SP5

SUSE Linux Enterprise Server for SAP 12-SP4

SUSE Linux Enterprise Server 12-SP5

SUSE Linux Enterprise Server 12-SP4-LTSS

https://www.suse.com/security/cve/CVE-2021-23840.html

https://www.suse.com/security/cve/CVE-2021-23841.html

https://bugzilla.suse.com/1182331

Announcement ID: SUSE-SU-2021:0725-1
Rating: moderate

Topics%20covered

Topics Covered

security advisory buffer overflow OpenSSL moderate threat SUSE Linux Enterprise

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