RHSA-2021:2735: Important: kernel security update
First published: Tue Jul 20 2021(Updated: )
The kernel packages contain the Linux kernel, the core of any Linux operating system.<br>Security Fix(es):<br><li> kernel: size_t-to-int conversion vulnerability in the filesystem layer (CVE-2021-33909)</li> <li> kernel: Integer overflow in Intel(R) Graphics Drivers (CVE-2020-12362)</li> <li> kernel: Use after free via PI futex state (CVE-2021-3347)</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.
| Affected Software | Affected Version | How to fix |
|---|---|---|
| redhat/kernel | <2.6.32-754.41.2.el6 | 2.6.32-754.41.2.el6 |
| redhat/kernel | <2.6.32-754.41.2.el6 | 2.6.32-754.41.2.el6 |
| redhat/kernel-abi-whitelists | <2.6.32-754.41.2.el6 | 2.6.32-754.41.2.el6 |
| redhat/kernel-debug | <2.6.32-754.41.2.el6 | 2.6.32-754.41.2.el6 |
| redhat/kernel-debug-debuginfo | <2.6.32-754.41.2.el6 | 2.6.32-754.41.2.el6 |
| redhat/kernel-debug-debuginfo | <2.6.32-754.41.2.el6 | 2.6.32-754.41.2.el6 |
| redhat/kernel-debug-devel | <2.6.32-754.41.2.el6 | 2.6.32-754.41.2.el6 |
| redhat/kernel-debug-devel | <2.6.32-754.41.2.el6 | 2.6.32-754.41.2.el6 |
| redhat/kernel-debuginfo | <2.6.32-754.41.2.el6 | 2.6.32-754.41.2.el6 |
| redhat/kernel-debuginfo | <2.6.32-754.41.2.el6 | 2.6.32-754.41.2.el6 |
| redhat/kernel-debuginfo-common-i686 | <2.6.32-754.41.2.el6 | 2.6.32-754.41.2.el6 |
| redhat/kernel-devel | <2.6.32-754.41.2.el6 | 2.6.32-754.41.2.el6 |
| redhat/kernel-doc | <2.6.32-754.41.2.el6 | 2.6.32-754.41.2.el6 |
| redhat/kernel-firmware | <2.6.32-754.41.2.el6 | 2.6.32-754.41.2.el6 |
| redhat/kernel-headers | <2.6.32-754.41.2.el6 | 2.6.32-754.41.2.el6 |
| redhat/perf | <2.6.32-754.41.2.el6 | 2.6.32-754.41.2.el6 |
| redhat/perf-debuginfo | <2.6.32-754.41.2.el6 | 2.6.32-754.41.2.el6 |
| redhat/perf-debuginfo | <2.6.32-754.41.2.el6 | 2.6.32-754.41.2.el6 |
| redhat/python-perf | <2.6.32-754.41.2.el6 | 2.6.32-754.41.2.el6 |
| redhat/python-perf-debuginfo | <2.6.32-754.41.2.el6 | 2.6.32-754.41.2.el6 |
| redhat/python-perf-debuginfo | <2.6.32-754.41.2.el6 | 2.6.32-754.41.2.el6 |
| redhat/kernel-debug | <2.6.32-754.41.2.el6 | 2.6.32-754.41.2.el6 |
| redhat/kernel-devel | <2.6.32-754.41.2.el6 | 2.6.32-754.41.2.el6 |
| redhat/kernel-headers | <2.6.32-754.41.2.el6 | 2.6.32-754.41.2.el6 |
| redhat/perf | <2.6.32-754.41.2.el6 | 2.6.32-754.41.2.el6 |
| redhat/python-perf | <2.6.32-754.41.2.el6 | 2.6.32-754.41.2.el6 |
| redhat/kernel-debuginfo-common-s390x | <2.6.32-754.41.2.el6 | 2.6.32-754.41.2.el6 |
| redhat/kernel-kdump | <2.6.32-754.41.2.el6 | 2.6.32-754.41.2.el6 |
| redhat/kernel-kdump-debuginfo | <2.6.32-754.41.2.el6 | 2.6.32-754.41.2.el6 |
| redhat/kernel-kdump-devel | <2.6.32-754.41.2.el6 | 2.6.32-754.41.2.el6 |
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Reference Links
- https://bugzilla.redhat.com/show_bug.cgi?id=1922249
- https://bugzilla.redhat.com/show_bug.cgi?id=1930246
- https://bugzilla.redhat.com/show_bug.cgi?id=1970273
- https://access.redhat.com/security/updates/classification/#important
- https://access.redhat.com/security/vulnerabilities/RHSB-2021-006
- https://access.redhat.com/errata/RHSA-2021:2735 (Advisory)
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- anchor-id/RHSA-2021:2735
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