- Issued:
- 2021-04-20
- Updated:
- 2021-04-20
RHSA-2021:1267 - Security Advisory
Synopsis
Important: kernel security and bug fix update
Type/Severity
Security Advisory: Important
Red Hat Insights patch analysis
Identify and remediate systems affected by this advisory.
Topic
An update for kernel is now available for Red Hat Enterprise Linux 7.4 Advanced Update Support, Red Hat Enterprise Linux 7.4 Telco Extended Update Support, and Red Hat Enterprise Linux 7.4 Update Services for SAP Solutions.
Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.
Description
The kernel packages contain the Linux kernel, the core of any Linux operating system.
Security Fix(es):
- kernel: out-of-bounds read in libiscsi module (CVE-2021-27364)
- kernel: heap buffer overflow in the iSCSI subsystem (CVE-2021-27365)
- kernel: performance counters race condition use-after-free (CVE-2020-14351)
- kernel: iscsi: unrestricted access to sessions and handles (CVE-2021-27363)
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.
Bug Fix(es):
- Enable CI and changelog for GitLab workflow (BZ#1930932)
Solution
For details on how to apply this update, which includes the changes described in this advisory, refer to:
https://access.redhat.com/articles/11258
The system must be rebooted for this update to take effect.
Affected Products
- Red Hat Enterprise Linux Server - AUS 7.4 x86_64
- Red Hat Enterprise Linux Server - TUS 7.4 x86_64
- Red Hat Enterprise Linux Server (for IBM Power LE) - Update Services for SAP Solutions 7.4 ppc64le
- Red Hat Enterprise Linux Server - Update Services for SAP Solutions 7.4 x86_64
Fixes
- BZ - 1862849 - CVE-2020-14351 kernel: performance counters race condition use-after-free
- BZ - 1930078 - CVE-2021-27365 kernel: heap buffer overflow in the iSCSI subsystem
- BZ - 1930079 - CVE-2021-27363 kernel: iscsi: unrestricted access to sessions and handles
- BZ - 1930080 - CVE-2021-27364 kernel: out-of-bounds read in libiscsi module
Note:
More recent versions of these packages may be available.
Click a package name for more details.
Red Hat Enterprise Linux Server - AUS 7.4
| SRPM | |
|---|---|
| kernel-3.10.0-693.84.1.el7.src.rpm | SHA-256: 271192515a8faf94e8e52bb7925e7e9ae9b48be9e30448b01000a577af10b25a |
| x86_64 | |
| kernel-3.10.0-693.84.1.el7.x86_64.rpm | SHA-256: dbe1aeda507d23450ea24d4ffb0a24f7c3edaffb6ddbf09cac852935a450c064 |
| kernel-abi-whitelists-3.10.0-693.84.1.el7.noarch.rpm | SHA-256: 54996d49d9172917760827aaef8d572887c8c223d1db3b35660c859e95c9b657 |
| kernel-debug-3.10.0-693.84.1.el7.x86_64.rpm | SHA-256: e0f63adcce1213e4f33a8d6f12ff9642bd5f099bac2e4c6056e93a11dd740c86 |
| kernel-debug-debuginfo-3.10.0-693.84.1.el7.x86_64.rpm | SHA-256: 404a00a88ae51553e134f81112956e578dd5b377102411a2d75953ebeef2ec22 |
| kernel-debug-debuginfo-3.10.0-693.84.1.el7.x86_64.rpm | SHA-256: 404a00a88ae51553e134f81112956e578dd5b377102411a2d75953ebeef2ec22 |
| kernel-debug-devel-3.10.0-693.84.1.el7.x86_64.rpm | SHA-256: e8343a9abba456ac8b47c098b30bc4ed041fd5ee8d69bbe6f88e402829202298 |
| kernel-debuginfo-3.10.0-693.84.1.el7.x86_64.rpm | SHA-256: dc8400ddba1408f97c1754eb1d58b0c7603631a1e163556535738039525b2f51 |
| kernel-debuginfo-3.10.0-693.84.1.el7.x86_64.rpm | SHA-256: dc8400ddba1408f97c1754eb1d58b0c7603631a1e163556535738039525b2f51 |
| kernel-debuginfo-common-x86_64-3.10.0-693.84.1.el7.x86_64.rpm | SHA-256: a5b29b28e2da4d9f14b30a78be1bc735afe1f852ef4c0f0214d5d8297a23e1b2 |
| kernel-debuginfo-common-x86_64-3.10.0-693.84.1.el7.x86_64.rpm | SHA-256: a5b29b28e2da4d9f14b30a78be1bc735afe1f852ef4c0f0214d5d8297a23e1b2 |
| kernel-devel-3.10.0-693.84.1.el7.x86_64.rpm | SHA-256: 321cf47068f702e90ce244eca87b873709ac98f063ae609351114ad7b8326273 |
| kernel-doc-3.10.0-693.84.1.el7.noarch.rpm | SHA-256: 8023b7934b4a9b690bd88122c474a08df9d70264dcbc55b6db9d7499988ec7bd |
| kernel-headers-3.10.0-693.84.1.el7.x86_64.rpm | SHA-256: 54007db1124f7c3798a1645f358ffdccc119bd5dba8dadf160a059db10c908b7 |
| kernel-tools-3.10.0-693.84.1.el7.x86_64.rpm | SHA-256: dd9d87f09a2657cc22c05224fbe58cd443b461846519cae27d22228674be909d |
| kernel-tools-debuginfo-3.10.0-693.84.1.el7.x86_64.rpm | SHA-256: 39d8bceba9647a7233d3b73e3d36a495d75807432ad136620e38687f3fd31500 |
| kernel-tools-debuginfo-3.10.0-693.84.1.el7.x86_64.rpm | SHA-256: 39d8bceba9647a7233d3b73e3d36a495d75807432ad136620e38687f3fd31500 |
| kernel-tools-libs-3.10.0-693.84.1.el7.x86_64.rpm | SHA-256: 65738c25011f8c234b5242544ffa67a056128c834cbba0533a7219f3844db547 |
| kernel-tools-libs-devel-3.10.0-693.84.1.el7.x86_64.rpm | SHA-256: fba251248ce2b34c576c62711e810542bd453bc94178f3eea22a921985c3a40e |
| perf-3.10.0-693.84.1.el7.x86_64.rpm | SHA-256: 054edd0d0a7ee0965626d5c357ff63c967ea7d26e70533ca457d072e61591a2d |
| perf-debuginfo-3.10.0-693.84.1.el7.x86_64.rpm | SHA-256: a4d6d12676ea9c2cf9435ba0fb7b46929b516bce7a34c487116f4dc9e6d11691 |
| perf-debuginfo-3.10.0-693.84.1.el7.x86_64.rpm | SHA-256: a4d6d12676ea9c2cf9435ba0fb7b46929b516bce7a34c487116f4dc9e6d11691 |
| python-perf-3.10.0-693.84.1.el7.x86_64.rpm | SHA-256: 4a50fdbfe5cca5bbf57362c524079902ada368bbb19e3d0b90f26329f0b69835 |
| python-perf-debuginfo-3.10.0-693.84.1.el7.x86_64.rpm | SHA-256: 72400a87bf8203ef6335f48c2c35d6f34e773abcf45adb3394b9c5b42cbcf752 |
| python-perf-debuginfo-3.10.0-693.84.1.el7.x86_64.rpm | SHA-256: 72400a87bf8203ef6335f48c2c35d6f34e773abcf45adb3394b9c5b42cbcf752 |
Red Hat Enterprise Linux Server - TUS 7.4
| SRPM | |
|---|---|
| kernel-3.10.0-693.84.1.el7.src.rpm | SHA-256: 271192515a8faf94e8e52bb7925e7e9ae9b48be9e30448b01000a577af10b25a |
| x86_64 | |
| kernel-3.10.0-693.84.1.el7.x86_64.rpm | SHA-256: dbe1aeda507d23450ea24d4ffb0a24f7c3edaffb6ddbf09cac852935a450c064 |
| kernel-abi-whitelists-3.10.0-693.84.1.el7.noarch.rpm | SHA-256: 54996d49d9172917760827aaef8d572887c8c223d1db3b35660c859e95c9b657 |
| kernel-debug-3.10.0-693.84.1.el7.x86_64.rpm | SHA-256: e0f63adcce1213e4f33a8d6f12ff9642bd5f099bac2e4c6056e93a11dd740c86 |
| kernel-debug-debuginfo-3.10.0-693.84.1.el7.x86_64.rpm | SHA-256: 404a00a88ae51553e134f81112956e578dd5b377102411a2d75953ebeef2ec22 |
| kernel-debug-debuginfo-3.10.0-693.84.1.el7.x86_64.rpm | SHA-256: 404a00a88ae51553e134f81112956e578dd5b377102411a2d75953ebeef2ec22 |
| kernel-debug-devel-3.10.0-693.84.1.el7.x86_64.rpm | SHA-256: e8343a9abba456ac8b47c098b30bc4ed041fd5ee8d69bbe6f88e402829202298 |
| kernel-debuginfo-3.10.0-693.84.1.el7.x86_64.rpm | SHA-256: dc8400ddba1408f97c1754eb1d58b0c7603631a1e163556535738039525b2f51 |
| kernel-debuginfo-3.10.0-693.84.1.el7.x86_64.rpm | SHA-256: dc8400ddba1408f97c1754eb1d58b0c7603631a1e163556535738039525b2f51 |
| kernel-debuginfo-common-x86_64-3.10.0-693.84.1.el7.x86_64.rpm | SHA-256: a5b29b28e2da4d9f14b30a78be1bc735afe1f852ef4c0f0214d5d8297a23e1b2 |
| kernel-debuginfo-common-x86_64-3.10.0-693.84.1.el7.x86_64.rpm | SHA-256: a5b29b28e2da4d9f14b30a78be1bc735afe1f852ef4c0f0214d5d8297a23e1b2 |
| kernel-devel-3.10.0-693.84.1.el7.x86_64.rpm | SHA-256: 321cf47068f702e90ce244eca87b873709ac98f063ae609351114ad7b8326273 |
| kernel-doc-3.10.0-693.84.1.el7.noarch.rpm | SHA-256: 8023b7934b4a9b690bd88122c474a08df9d70264dcbc55b6db9d7499988ec7bd |
| kernel-headers-3.10.0-693.84.1.el7.x86_64.rpm | SHA-256: 54007db1124f7c3798a1645f358ffdccc119bd5dba8dadf160a059db10c908b7 |
| kernel-tools-3.10.0-693.84.1.el7.x86_64.rpm | SHA-256: dd9d87f09a2657cc22c05224fbe58cd443b461846519cae27d22228674be909d |
| kernel-tools-debuginfo-3.10.0-693.84.1.el7.x86_64.rpm | SHA-256: 39d8bceba9647a7233d3b73e3d36a495d75807432ad136620e38687f3fd31500 |
| kernel-tools-debuginfo-3.10.0-693.84.1.el7.x86_64.rpm | SHA-256: 39d8bceba9647a7233d3b73e3d36a495d75807432ad136620e38687f3fd31500 |
| kernel-tools-libs-3.10.0-693.84.1.el7.x86_64.rpm | SHA-256: 65738c25011f8c234b5242544ffa67a056128c834cbba0533a7219f3844db547 |
| kernel-tools-libs-devel-3.10.0-693.84.1.el7.x86_64.rpm | SHA-256: fba251248ce2b34c576c62711e810542bd453bc94178f3eea22a921985c3a40e |
| perf-3.10.0-693.84.1.el7.x86_64.rpm | SHA-256: 054edd0d0a7ee0965626d5c357ff63c967ea7d26e70533ca457d072e61591a2d |
| perf-debuginfo-3.10.0-693.84.1.el7.x86_64.rpm | SHA-256: a4d6d12676ea9c2cf9435ba0fb7b46929b516bce7a34c487116f4dc9e6d11691 |
| perf-debuginfo-3.10.0-693.84.1.el7.x86_64.rpm | SHA-256: a4d6d12676ea9c2cf9435ba0fb7b46929b516bce7a34c487116f4dc9e6d11691 |
| python-perf-3.10.0-693.84.1.el7.x86_64.rpm | SHA-256: 4a50fdbfe5cca5bbf57362c524079902ada368bbb19e3d0b90f26329f0b69835 |
| python-perf-debuginfo-3.10.0-693.84.1.el7.x86_64.rpm | SHA-256: 72400a87bf8203ef6335f48c2c35d6f34e773abcf45adb3394b9c5b42cbcf752 |
| python-perf-debuginfo-3.10.0-693.84.1.el7.x86_64.rpm | SHA-256: 72400a87bf8203ef6335f48c2c35d6f34e773abcf45adb3394b9c5b42cbcf752 |
Red Hat Enterprise Linux Server (for IBM Power LE) - Update Services for SAP Solutions 7.4
| SRPM | |
|---|---|
| kernel-3.10.0-693.84.1.el7.src.rpm | SHA-256: 271192515a8faf94e8e52bb7925e7e9ae9b48be9e30448b01000a577af10b25a |
| ppc64le | |
| kernel-3.10.0-693.84.1.el7.ppc64le.rpm | SHA-256: 145f4481bff0fb424b61f9b32fdcfd71fe3b6d056d93d02a65d6824d13ae5c8c |
| kernel-abi-whitelists-3.10.0-693.84.1.el7.noarch.rpm | SHA-256: 54996d49d9172917760827aaef8d572887c8c223d1db3b35660c859e95c9b657 |
| kernel-bootwrapper-3.10.0-693.84.1.el7.ppc64le.rpm | SHA-256: 600fbee62af7dba77f240a47c27936db2bfcafe3dbb4e6da7ed272d71796a233 |
| kernel-debug-3.10.0-693.84.1.el7.ppc64le.rpm | SHA-256: f464548b91f88d4541bba85dfabebaa4792fb349674b5de7f7ffc63b13a91b8d |
| kernel-debug-debuginfo-3.10.0-693.84.1.el7.ppc64le.rpm | SHA-256: ac2eb39426b54b8987020354e6f57eec9760cef5e489625829e0025de5c4c885 |
| kernel-debug-debuginfo-3.10.0-693.84.1.el7.ppc64le.rpm | SHA-256: ac2eb39426b54b8987020354e6f57eec9760cef5e489625829e0025de5c4c885 |
| kernel-debug-devel-3.10.0-693.84.1.el7.ppc64le.rpm | SHA-256: 53c730d7ec9d924627829e4228727efb5be4c4b6a4a3939a2e60f5529ac4b922 |
| kernel-debuginfo-3.10.0-693.84.1.el7.ppc64le.rpm | SHA-256: ca7add5493309dbde802c3aadccd6b27386a66ead1ba051a059c7e4bee0432af |
| kernel-debuginfo-3.10.0-693.84.1.el7.ppc64le.rpm | SHA-256: ca7add5493309dbde802c3aadccd6b27386a66ead1ba051a059c7e4bee0432af |
| kernel-debuginfo-common-ppc64le-3.10.0-693.84.1.el7.ppc64le.rpm | SHA-256: 6e80f0c9b47c92c6b19bb3313a016a33bcb4446a0f00a83867cda9fa6865ab81 |
| kernel-debuginfo-common-ppc64le-3.10.0-693.84.1.el7.ppc64le.rpm | SHA-256: 6e80f0c9b47c92c6b19bb3313a016a33bcb4446a0f00a83867cda9fa6865ab81 |
| kernel-devel-3.10.0-693.84.1.el7.ppc64le.rpm | SHA-256: f376459d50e3035e931a40476c5dd8d858194937f754d01f338bc3b7393195e4 |
| kernel-doc-3.10.0-693.84.1.el7.noarch.rpm | SHA-256: 8023b7934b4a9b690bd88122c474a08df9d70264dcbc55b6db9d7499988ec7bd |
| kernel-headers-3.10.0-693.84.1.el7.ppc64le.rpm | SHA-256: 4482d8c530e3f05e429ff1a482d34b05bfeafc5bc8930fa4027115fbe4b42106 |
| kernel-tools-3.10.0-693.84.1.el7.ppc64le.rpm | SHA-256: c830ad47ecc14ac30f664e58af8d81915640b2afac422acd8c9cdf493d91cbce |
| kernel-tools-debuginfo-3.10.0-693.84.1.el7.ppc64le.rpm | SHA-256: 6203d9de5324b173808b7caeeb25e6629d914367754705052bb77a9a8a540855 |
| kernel-tools-debuginfo-3.10.0-693.84.1.el7.ppc64le.rpm | SHA-256: 6203d9de5324b173808b7caeeb25e6629d914367754705052bb77a9a8a540855 |
| kernel-tools-libs-3.10.0-693.84.1.el7.ppc64le.rpm | SHA-256: 36aa8e83ec90f8652d2bd213c1da79158e9de1f60ee3f5eddfedc66742e48c1a |
| kernel-tools-libs-devel-3.10.0-693.84.1.el7.ppc64le.rpm | SHA-256: 9be3e324ded6bde55b6823309d443c9247ecd9ff07a5e2bc44d1270123fc2068 |
| perf-3.10.0-693.84.1.el7.ppc64le.rpm | SHA-256: 1fc391a86c6d3f3fd9db88f26b2ee32bada3324f72cbbe6adfc4efc3ce93563b |
| perf-debuginfo-3.10.0-693.84.1.el7.ppc64le.rpm | SHA-256: 3034dd3882de470aaebc15ff8b06c6b5ee9a0bf737e46ff8789938fd4c3235fc |
| perf-debuginfo-3.10.0-693.84.1.el7.ppc64le.rpm | SHA-256: 3034dd3882de470aaebc15ff8b06c6b5ee9a0bf737e46ff8789938fd4c3235fc |
| python-perf-3.10.0-693.84.1.el7.ppc64le.rpm | SHA-256: ed04ee151ce5f67fb5c892756eca2bd517d9568326102348f21efdbd6796084c |
| python-perf-debuginfo-3.10.0-693.84.1.el7.ppc64le.rpm | SHA-256: 8f3bccf7f017cf27aed3fc5100412327f727c01bf368aa96563aa8c013bacd5a |
| python-perf-debuginfo-3.10.0-693.84.1.el7.ppc64le.rpm | SHA-256: 8f3bccf7f017cf27aed3fc5100412327f727c01bf368aa96563aa8c013bacd5a |
Red Hat Enterprise Linux Server - Update Services for SAP Solutions 7.4
| SRPM | |
|---|---|
| kernel-3.10.0-693.84.1.el7.src.rpm | SHA-256: 271192515a8faf94e8e52bb7925e7e9ae9b48be9e30448b01000a577af10b25a |
| x86_64 | |
| kernel-3.10.0-693.84.1.el7.x86_64.rpm | SHA-256: dbe1aeda507d23450ea24d4ffb0a24f7c3edaffb6ddbf09cac852935a450c064 |
| kernel-abi-whitelists-3.10.0-693.84.1.el7.noarch.rpm | SHA-256: 54996d49d9172917760827aaef8d572887c8c223d1db3b35660c859e95c9b657 |
| kernel-debug-3.10.0-693.84.1.el7.x86_64.rpm | SHA-256: e0f63adcce1213e4f33a8d6f12ff9642bd5f099bac2e4c6056e93a11dd740c86 |
| kernel-debug-debuginfo-3.10.0-693.84.1.el7.x86_64.rpm | SHA-256: 404a00a88ae51553e134f81112956e578dd5b377102411a2d75953ebeef2ec22 |
| kernel-debug-debuginfo-3.10.0-693.84.1.el7.x86_64.rpm | SHA-256: 404a00a88ae51553e134f81112956e578dd5b377102411a2d75953ebeef2ec22 |
| kernel-debug-devel-3.10.0-693.84.1.el7.x86_64.rpm | SHA-256: e8343a9abba456ac8b47c098b30bc4ed041fd5ee8d69bbe6f88e402829202298 |
| kernel-debuginfo-3.10.0-693.84.1.el7.x86_64.rpm | SHA-256: dc8400ddba1408f97c1754eb1d58b0c7603631a1e163556535738039525b2f51 |
| kernel-debuginfo-3.10.0-693.84.1.el7.x86_64.rpm | SHA-256: dc8400ddba1408f97c1754eb1d58b0c7603631a1e163556535738039525b2f51 |
| kernel-debuginfo-common-x86_64-3.10.0-693.84.1.el7.x86_64.rpm | SHA-256: a5b29b28e2da4d9f14b30a78be1bc735afe1f852ef4c0f0214d5d8297a23e1b2 |
| kernel-debuginfo-common-x86_64-3.10.0-693.84.1.el7.x86_64.rpm | SHA-256: a5b29b28e2da4d9f14b30a78be1bc735afe1f852ef4c0f0214d5d8297a23e1b2 |
| kernel-devel-3.10.0-693.84.1.el7.x86_64.rpm | SHA-256: 321cf47068f702e90ce244eca87b873709ac98f063ae609351114ad7b8326273 |
| kernel-doc-3.10.0-693.84.1.el7.noarch.rpm | SHA-256: 8023b7934b4a9b690bd88122c474a08df9d70264dcbc55b6db9d7499988ec7bd |
| kernel-headers-3.10.0-693.84.1.el7.x86_64.rpm | SHA-256: 54007db1124f7c3798a1645f358ffdccc119bd5dba8dadf160a059db10c908b7 |
| kernel-tools-3.10.0-693.84.1.el7.x86_64.rpm | SHA-256: dd9d87f09a2657cc22c05224fbe58cd443b461846519cae27d22228674be909d |
| kernel-tools-debuginfo-3.10.0-693.84.1.el7.x86_64.rpm | SHA-256: 39d8bceba9647a7233d3b73e3d36a495d75807432ad136620e38687f3fd31500 |
| kernel-tools-debuginfo-3.10.0-693.84.1.el7.x86_64.rpm | SHA-256: 39d8bceba9647a7233d3b73e3d36a495d75807432ad136620e38687f3fd31500 |
| kernel-tools-libs-3.10.0-693.84.1.el7.x86_64.rpm | SHA-256: 65738c25011f8c234b5242544ffa67a056128c834cbba0533a7219f3844db547 |
| kernel-tools-libs-devel-3.10.0-693.84.1.el7.x86_64.rpm | SHA-256: fba251248ce2b34c576c62711e810542bd453bc94178f3eea22a921985c3a40e |
| perf-3.10.0-693.84.1.el7.x86_64.rpm | SHA-256: 054edd0d0a7ee0965626d5c357ff63c967ea7d26e70533ca457d072e61591a2d |
| perf-debuginfo-3.10.0-693.84.1.el7.x86_64.rpm | SHA-256: a4d6d12676ea9c2cf9435ba0fb7b46929b516bce7a34c487116f4dc9e6d11691 |
| perf-debuginfo-3.10.0-693.84.1.el7.x86_64.rpm | SHA-256: a4d6d12676ea9c2cf9435ba0fb7b46929b516bce7a34c487116f4dc9e6d11691 |
| python-perf-3.10.0-693.84.1.el7.x86_64.rpm | SHA-256: 4a50fdbfe5cca5bbf57362c524079902ada368bbb19e3d0b90f26329f0b69835 |
| python-perf-debuginfo-3.10.0-693.84.1.el7.x86_64.rpm | SHA-256: 72400a87bf8203ef6335f48c2c35d6f34e773abcf45adb3394b9c5b42cbcf752 |
| python-perf-debuginfo-3.10.0-693.84.1.el7.x86_64.rpm | SHA-256: 72400a87bf8203ef6335f48c2c35d6f34e773abcf45adb3394b9c5b42cbcf752 |
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