- Issued:
- 2021-04-20
- Updated:
- 2021-04-20
RHSA-2021:1288 - Security Advisory
Synopsis
Important: kernel security and bug fix update
Type/Severity
Security Advisory: Important
Topic
An update for kernel is now available for Red Hat Enterprise Linux 6 Extended Lifecycle Support.
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: locking issue in drivers/tty/tty_jobctrl.c can lead to an use-after-free (CVE-2020-29661)
- kernel: out-of-bounds read in libiscsi module (CVE-2021-27364)
- kernel: heap buffer overflow in the iSCSI subsystem (CVE-2021-27365)
- kernel: increase slab leak leads to DoS (CVE-2021-20265)
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#1930523)
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 - Extended Life Cycle Support 6 x86_64
- Red Hat Enterprise Linux Server - Extended Life Cycle Support 6 i386
- Red Hat Enterprise Linux Server - Extended Life Cycle Support (for IBM z Systems) 6 s390x
Fixes
- BZ - 1906525 - CVE-2020-29661 kernel: locking issue in drivers/tty/tty_jobctrl.c can lead to an use-after-free
- BZ - 1908827 - CVE-2021-20265 kernel: increase slab leak leads to DoS
- BZ - 1930078 - CVE-2021-27365 kernel: heap buffer overflow in the iSCSI subsystem
- 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 - Extended Life Cycle Support 6
| SRPM | |
|---|---|
| kernel-2.6.32-754.39.1.el6.src.rpm | SHA-256: d7ae7547d8112931d4c5da51ece5858ea52e3c9c97376be5c7d56f2fbe0701f0 |
| x86_64 | |
| kernel-2.6.32-754.39.1.el6.x86_64.rpm | SHA-256: d2c0baca0ccd3cfc4726b0eadf2734658eeb129fff4706cffd11c97ed296fa17 |
| kernel-abi-whitelists-2.6.32-754.39.1.el6.noarch.rpm | SHA-256: 09628d31130d67e09cf00f60c432d578dbf88783b39204d9aecb4007ad7fd46b |
| kernel-debug-2.6.32-754.39.1.el6.x86_64.rpm | SHA-256: cd8bd0fab7f9f1f2c18f2b5e1145bc7c18b34c1e12d3913efd91c3f65178eeb2 |
| kernel-debug-debuginfo-2.6.32-754.39.1.el6.i686.rpm | SHA-256: 1b32fdd3b7db7af6bbf1f4083abf9c5909831f3a3cc0c67300fa187ddf485fff |
| kernel-debug-debuginfo-2.6.32-754.39.1.el6.x86_64.rpm | SHA-256: fe875acac4e6cef3ee789978673143881470eb249c74d54a7c6fafc3f6a9824f |
| kernel-debug-debuginfo-2.6.32-754.39.1.el6.x86_64.rpm | SHA-256: fe875acac4e6cef3ee789978673143881470eb249c74d54a7c6fafc3f6a9824f |
| kernel-debug-devel-2.6.32-754.39.1.el6.i686.rpm | SHA-256: b10938100bdafb57ae2a119bffa1e99eb705f630efd73547413e8b7491c40cb8 |
| kernel-debug-devel-2.6.32-754.39.1.el6.x86_64.rpm | SHA-256: 083dec936912f38008a7c48e1b8e9f4272ce48ccb3c5fb2bf671ceaff12028d2 |
| kernel-debuginfo-2.6.32-754.39.1.el6.i686.rpm | SHA-256: 79479743de81ee0e771bbc472a982bb4177a019ed4c21b35dcad507a0bf6ea90 |
| kernel-debuginfo-2.6.32-754.39.1.el6.x86_64.rpm | SHA-256: 63059bea11f788cc3a0f9dd415e2f4908a6731bb75c917a467c102a4d67c805e |
| kernel-debuginfo-2.6.32-754.39.1.el6.x86_64.rpm | SHA-256: 63059bea11f788cc3a0f9dd415e2f4908a6731bb75c917a467c102a4d67c805e |
| kernel-debuginfo-common-i686-2.6.32-754.39.1.el6.i686.rpm | SHA-256: 283799ea65d20dd075af96eb1ea440ff41055c958a982cfa5c0cd5ba23751a3a |
| kernel-debuginfo-common-x86_64-2.6.32-754.39.1.el6.x86_64.rpm | SHA-256: 54962d39925a008f406f998d9f26af5570593c4b20d21e442ef112e0dbe717d4 |
| kernel-debuginfo-common-x86_64-2.6.32-754.39.1.el6.x86_64.rpm | SHA-256: 54962d39925a008f406f998d9f26af5570593c4b20d21e442ef112e0dbe717d4 |
| kernel-devel-2.6.32-754.39.1.el6.x86_64.rpm | SHA-256: 88f89c6f4b6bdfaf7aa06f36962bfe46476896e2152901ca203ada27c84db761 |
| kernel-doc-2.6.32-754.39.1.el6.noarch.rpm | SHA-256: 9f03520bffd188d048db0a7f64285035dbefa1b7e4e1e21ce2f79d0ec7dbde2d |
| kernel-firmware-2.6.32-754.39.1.el6.noarch.rpm | SHA-256: 5dd1b76733d615d2bc6619e641803d4beccbd806976bebc72622b81088aaf7a2 |
| kernel-headers-2.6.32-754.39.1.el6.x86_64.rpm | SHA-256: 32c6be750e8b23f2de24292057441510d0ed02a00a0ead79a27f2cca62229edf |
| perf-2.6.32-754.39.1.el6.x86_64.rpm | SHA-256: 9ca9b41947ee765cdda049dafb1246e6726a79cdb098a0db58108dde87ad70ba |
| perf-debuginfo-2.6.32-754.39.1.el6.i686.rpm | SHA-256: a5d3a935e61152671fd7beff95b863e512803233db193f97c1cd9f7949c30381 |
| perf-debuginfo-2.6.32-754.39.1.el6.x86_64.rpm | SHA-256: 2e45682b2529de5db1b1a2713c174577faa4c19dcc81352a15bde0fd426cc44e |
| perf-debuginfo-2.6.32-754.39.1.el6.x86_64.rpm | SHA-256: 2e45682b2529de5db1b1a2713c174577faa4c19dcc81352a15bde0fd426cc44e |
| python-perf-2.6.32-754.39.1.el6.x86_64.rpm | SHA-256: e7ebb0ac706f67097c64144450e12e76d8efdf658f4a52fe556038865fb48856 |
| python-perf-debuginfo-2.6.32-754.39.1.el6.i686.rpm | SHA-256: c6de473228e2801fe97db4fc72df773e9868e291bbebb458297b71b5c0f59bb9 |
| python-perf-debuginfo-2.6.32-754.39.1.el6.x86_64.rpm | SHA-256: 3298d9e2c52943218b1ee640446b0fe6cb64587c60b38ce9bdd456b1d3405aca |
| python-perf-debuginfo-2.6.32-754.39.1.el6.x86_64.rpm | SHA-256: 3298d9e2c52943218b1ee640446b0fe6cb64587c60b38ce9bdd456b1d3405aca |
| i386 | |
| kernel-2.6.32-754.39.1.el6.i686.rpm | SHA-256: 307b8e0ce29c1c2fffcdde81f52a82a0957af5c81c3d73e1f8a44b1c26c96155 |
| kernel-abi-whitelists-2.6.32-754.39.1.el6.noarch.rpm | SHA-256: 09628d31130d67e09cf00f60c432d578dbf88783b39204d9aecb4007ad7fd46b |
| kernel-debug-2.6.32-754.39.1.el6.i686.rpm | SHA-256: 3b1e774f7499e5e3604ddf9ed94131d3e31a36250e068b791403167caf03f3f6 |
| kernel-debug-debuginfo-2.6.32-754.39.1.el6.i686.rpm | SHA-256: 1b32fdd3b7db7af6bbf1f4083abf9c5909831f3a3cc0c67300fa187ddf485fff |
| kernel-debug-debuginfo-2.6.32-754.39.1.el6.i686.rpm | SHA-256: 1b32fdd3b7db7af6bbf1f4083abf9c5909831f3a3cc0c67300fa187ddf485fff |
| kernel-debug-devel-2.6.32-754.39.1.el6.i686.rpm | SHA-256: b10938100bdafb57ae2a119bffa1e99eb705f630efd73547413e8b7491c40cb8 |
| kernel-debuginfo-2.6.32-754.39.1.el6.i686.rpm | SHA-256: 79479743de81ee0e771bbc472a982bb4177a019ed4c21b35dcad507a0bf6ea90 |
| kernel-debuginfo-2.6.32-754.39.1.el6.i686.rpm | SHA-256: 79479743de81ee0e771bbc472a982bb4177a019ed4c21b35dcad507a0bf6ea90 |
| kernel-debuginfo-common-i686-2.6.32-754.39.1.el6.i686.rpm | SHA-256: 283799ea65d20dd075af96eb1ea440ff41055c958a982cfa5c0cd5ba23751a3a |
| kernel-debuginfo-common-i686-2.6.32-754.39.1.el6.i686.rpm | SHA-256: 283799ea65d20dd075af96eb1ea440ff41055c958a982cfa5c0cd5ba23751a3a |
| kernel-devel-2.6.32-754.39.1.el6.i686.rpm | SHA-256: 620b8404178e87bccf70d4058d6e2489cd44589fb9e0d0777876dac3bce972b6 |
| kernel-doc-2.6.32-754.39.1.el6.noarch.rpm | SHA-256: 9f03520bffd188d048db0a7f64285035dbefa1b7e4e1e21ce2f79d0ec7dbde2d |
| kernel-firmware-2.6.32-754.39.1.el6.noarch.rpm | SHA-256: 5dd1b76733d615d2bc6619e641803d4beccbd806976bebc72622b81088aaf7a2 |
| kernel-headers-2.6.32-754.39.1.el6.i686.rpm | SHA-256: fba7e322ff6c50c4091f6c5453fea12393b0c9481de1c011512522e6d6b0e5db |
| perf-2.6.32-754.39.1.el6.i686.rpm | SHA-256: ca87dd0ef408187018ac7357f8ecdf9332501411a1452dcb7ce5a5f22cb84c71 |
| perf-debuginfo-2.6.32-754.39.1.el6.i686.rpm | SHA-256: a5d3a935e61152671fd7beff95b863e512803233db193f97c1cd9f7949c30381 |
| perf-debuginfo-2.6.32-754.39.1.el6.i686.rpm | SHA-256: a5d3a935e61152671fd7beff95b863e512803233db193f97c1cd9f7949c30381 |
| python-perf-2.6.32-754.39.1.el6.i686.rpm | SHA-256: c0f73b1ef972c5c6073526f48b92bf4f7b69974dc7eada57fab7572b0edc6e27 |
| python-perf-debuginfo-2.6.32-754.39.1.el6.i686.rpm | SHA-256: c6de473228e2801fe97db4fc72df773e9868e291bbebb458297b71b5c0f59bb9 |
| python-perf-debuginfo-2.6.32-754.39.1.el6.i686.rpm | SHA-256: c6de473228e2801fe97db4fc72df773e9868e291bbebb458297b71b5c0f59bb9 |
Red Hat Enterprise Linux Server - Extended Life Cycle Support (for IBM z Systems) 6
| SRPM | |
|---|---|
| kernel-2.6.32-754.39.1.el6.src.rpm | SHA-256: d7ae7547d8112931d4c5da51ece5858ea52e3c9c97376be5c7d56f2fbe0701f0 |
| s390x | |
| kernel-2.6.32-754.39.1.el6.s390x.rpm | SHA-256: cbbba4088532f9038e342dd4c9895dd20dabbeb1bdeb804ad02a874124bdf51b |
| kernel-abi-whitelists-2.6.32-754.39.1.el6.noarch.rpm | SHA-256: 09628d31130d67e09cf00f60c432d578dbf88783b39204d9aecb4007ad7fd46b |
| kernel-debug-2.6.32-754.39.1.el6.s390x.rpm | SHA-256: aa1ee8642266a1bf050e03b8d695174d12211f0e322674e5c38c49e62d5d8833 |
| kernel-debug-debuginfo-2.6.32-754.39.1.el6.s390x.rpm | SHA-256: e9638f7da41395492d1aa2c57e9dc147746e6024f1e1f522c43f8f920b471b16 |
| kernel-debug-debuginfo-2.6.32-754.39.1.el6.s390x.rpm | SHA-256: e9638f7da41395492d1aa2c57e9dc147746e6024f1e1f522c43f8f920b471b16 |
| kernel-debug-devel-2.6.32-754.39.1.el6.s390x.rpm | SHA-256: e704a09333ed61e50d399674bba94617d6859ff700bfb0b0516949e7402ddd93 |
| kernel-debuginfo-2.6.32-754.39.1.el6.s390x.rpm | SHA-256: fe5cefbc4ed4e50582f646bce3581d78a750b9d9b3beba0ce886839aac1001e7 |
| kernel-debuginfo-2.6.32-754.39.1.el6.s390x.rpm | SHA-256: fe5cefbc4ed4e50582f646bce3581d78a750b9d9b3beba0ce886839aac1001e7 |
| kernel-debuginfo-common-s390x-2.6.32-754.39.1.el6.s390x.rpm | SHA-256: 3131748ff86b498332758f7361a2079e9b2b4d2d45c587394de000e5335997e2 |
| kernel-debuginfo-common-s390x-2.6.32-754.39.1.el6.s390x.rpm | SHA-256: 3131748ff86b498332758f7361a2079e9b2b4d2d45c587394de000e5335997e2 |
| kernel-devel-2.6.32-754.39.1.el6.s390x.rpm | SHA-256: 19d33178d17ada72a1dd41cf218b816c9fb8263a8bb2de2f4e82d72275b2273e |
| kernel-doc-2.6.32-754.39.1.el6.noarch.rpm | SHA-256: 9f03520bffd188d048db0a7f64285035dbefa1b7e4e1e21ce2f79d0ec7dbde2d |
| kernel-firmware-2.6.32-754.39.1.el6.noarch.rpm | SHA-256: 5dd1b76733d615d2bc6619e641803d4beccbd806976bebc72622b81088aaf7a2 |
| kernel-headers-2.6.32-754.39.1.el6.s390x.rpm | SHA-256: 6b20f1688b196913283a47a693af86579cfbd01e2eadef17d30a179ae47ee716 |
| kernel-kdump-2.6.32-754.39.1.el6.s390x.rpm | SHA-256: e12ef223eb5a1864ea51c6b6b4fc34ca7baacd1fa0f61f40f5e4af3345394985 |
| kernel-kdump-debuginfo-2.6.32-754.39.1.el6.s390x.rpm | SHA-256: 82a64e86eae90d9635633e668327b9922fae38b18ff438b0f93092ffa25c58f2 |
| kernel-kdump-debuginfo-2.6.32-754.39.1.el6.s390x.rpm | SHA-256: 82a64e86eae90d9635633e668327b9922fae38b18ff438b0f93092ffa25c58f2 |
| kernel-kdump-devel-2.6.32-754.39.1.el6.s390x.rpm | SHA-256: ce2f5558c0540c354359b916ad27c30de865cbc0797dbf3a0e5b5ab6dd37814d |
| perf-2.6.32-754.39.1.el6.s390x.rpm | SHA-256: 2d14895da8920afeb9e03e6c2a9004d26d2a3871d0949752866f59a3913427a1 |
| perf-debuginfo-2.6.32-754.39.1.el6.s390x.rpm | SHA-256: 490f4001e5ea102c3033c61d239328c46f2f535346baab97b8573cf79a2d948d |
| perf-debuginfo-2.6.32-754.39.1.el6.s390x.rpm | SHA-256: 490f4001e5ea102c3033c61d239328c46f2f535346baab97b8573cf79a2d948d |
| python-perf-2.6.32-754.39.1.el6.s390x.rpm | SHA-256: 92236c69fa321c2369b7d826436b034ed7bdca34b6e7e04444ac81a15dbac2d1 |
| python-perf-debuginfo-2.6.32-754.39.1.el6.s390x.rpm | SHA-256: 59e8dbed0cb8282a6398957b2cb6b0f198f6e57d459a2aed59bf7a0a59ac027b |
| python-perf-debuginfo-2.6.32-754.39.1.el6.s390x.rpm | SHA-256: 59e8dbed0cb8282a6398957b2cb6b0f198f6e57d459a2aed59bf7a0a59ac027b |
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