RHSA-2021:4198: Moderate: edk2 security, bug fix, and enhancement update
First published: Tue Nov 09 2021(Updated: )
EDK (Embedded Development Kit) is a project to enable UEFI support for Virtual Machines. This package contains a sample 64-bit UEFI firmware for QEMU and KVM. <br>The following packages have been upgraded to a later upstream version: edk2 (20210527gite1999b264f1f). (BZ#1846481, BZ#1938238)<br>Security Fix(es):<br><li> openssl: integer overflow in CipherUpdate (CVE-2021-23840)</li> <li> openssl: NULL pointer dereference in X509_issuer_and_serial_hash() (CVE-2021-23841)</li> 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.<br>Additional Changes:<br>For detailed information on changes in this release, see the Red Hat Enterprise Linux 8.5 Release Notes linked from the References section.
| Affected Software | Affected Version | How to fix |
|---|---|---|
| redhat/edk2 | <20210527gite1999b264f1f-3.el8 | 20210527gite1999b264f1f-3.el8 |
| redhat/edk2-ovmf | <20210527gite1999b264f1f-3.el8 | 20210527gite1999b264f1f-3.el8 |
| redhat/edk2-aarch64 | <20210527gite1999b264f1f-3.el8 | 20210527gite1999b264f1f-3.el8 |
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Reference Links
- https://bugzilla.redhat.com/show_bug.cgi?id=1930310
- https://bugzilla.redhat.com/show_bug.cgi?id=1930324
- https://bugzilla.redhat.com/show_bug.cgi?id=1937564
- https://bugzilla.redhat.com/show_bug.cgi?id=1938238
- https://bugzilla.redhat.com/show_bug.cgi?id=1938257
- https://bugzilla.redhat.com/show_bug.cgi?id=1956837
- https://bugzilla.redhat.com/show_bug.cgi?id=1988762
- https://access.redhat.com/security/updates/classification/#moderate
- https://access.redhat.com/documentation/en-us/red_hat_enterprise_linux/8/html/8.5_release_notes/
- https://access.redhat.com/errata/RHSA-2021:4198 (Advisory)
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