- Issued:
- 2020-03-18
- Updated:
- 2020-03-18
RHSA-2020:0892 - Security Advisory
Synopsis
Important: zsh security update
Type/Severity
Security Advisory: Important
Red Hat Insights patch analysis
Identify and remediate systems affected by this advisory.
Topic
An update for zsh is now available for Red Hat Enterprise Linux 6.
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 zsh shell is a command interpreter usable as an interactive login shell and as a shell script command processor. Zsh resembles the ksh shell (the Korn shell), but includes many enhancements. Zsh supports command-line editing, built-in spelling correction, programmable command completion, shell functions (with autoloading), a history mechanism, and more.
Security Fix(es):
- zsh: insecure dropping of privileges when unsetting PRIVILEGED option (CVE-2019-20044)
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.
Solution
For details on how to apply this update, which includes the changes described in this advisory, refer to:
Affected Products
- Red Hat Enterprise Linux Server 6 x86_64
- Red Hat Enterprise Linux Server 6 i386
- 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 Workstation 6 x86_64
- Red Hat Enterprise Linux Workstation 6 i386
- Red Hat Enterprise Linux Desktop 6 x86_64
- Red Hat Enterprise Linux Desktop 6 i386
- Red Hat Enterprise Linux for IBM z Systems 6 s390x
- Red Hat Enterprise Linux for Power, big endian 6 ppc64
- Red Hat Enterprise Linux for Scientific Computing 6 x86_64
- Red Hat Enterprise Linux Server - Extended Life Cycle Support (for IBM z Systems) 6 s390x
- Red Hat Enterprise Linux Server - Extended Life Cycle Support Extension 6 x86_64
- Red Hat Enterprise Linux Server - Extended Life Cycle Support Extension 6 i386
- Red Hat Enterprise Linux Server - Extended Life Cycle Support Extension (for IBM z Systems) 6 s390x
Fixes
- BZ - 1804859 - CVE-2019-20044 zsh: insecure dropping of privileges when unsetting PRIVILEGED option
CVEs
Red Hat Enterprise Linux Server 6
SRPM | |
---|---|
zsh-4.3.11-11.el6_10.src.rpm | SHA-256: 969fffbb3b92c7ada649691eb483fbd4c3552dd6f26e43315ad7758506a9d2dd |
x86_64 | |
zsh-4.3.11-11.el6_10.x86_64.rpm | SHA-256: b1aa0931514993655ec96d86635386b37121d7cea28a89b872fb926fa37a0a50 |
zsh-4.3.11-11.el6_10.x86_64.rpm | SHA-256: b1aa0931514993655ec96d86635386b37121d7cea28a89b872fb926fa37a0a50 |
zsh-debuginfo-4.3.11-11.el6_10.x86_64.rpm | SHA-256: 592b12b1e4388a20d79e6f7d4ce1cd6deb7645be79d4a82d9c2ab4d77b204192 |
zsh-debuginfo-4.3.11-11.el6_10.x86_64.rpm | SHA-256: 592b12b1e4388a20d79e6f7d4ce1cd6deb7645be79d4a82d9c2ab4d77b204192 |
zsh-debuginfo-4.3.11-11.el6_10.x86_64.rpm | SHA-256: 592b12b1e4388a20d79e6f7d4ce1cd6deb7645be79d4a82d9c2ab4d77b204192 |
zsh-html-4.3.11-11.el6_10.x86_64.rpm | SHA-256: 99c3e89dc9f1caa30d927d2fa7a041491fda365ed4494b9ac7424f1e1cb8cb8a |
zsh-html-4.3.11-11.el6_10.x86_64.rpm | SHA-256: 99c3e89dc9f1caa30d927d2fa7a041491fda365ed4494b9ac7424f1e1cb8cb8a |
i386 | |
zsh-4.3.11-11.el6_10.i686.rpm | SHA-256: 722101a5a59223f1dbc06367ffed24e8b9bd2f1f58126c0ef4db4725cb0015bf |
zsh-debuginfo-4.3.11-11.el6_10.i686.rpm | SHA-256: 47c3a550e45f873bb1ece0e9b91dd4dce04c56140fa36b5434b13d8aafbc1eee |
zsh-debuginfo-4.3.11-11.el6_10.i686.rpm | SHA-256: 47c3a550e45f873bb1ece0e9b91dd4dce04c56140fa36b5434b13d8aafbc1eee |
zsh-html-4.3.11-11.el6_10.i686.rpm | SHA-256: 1ef43eddfc105721c0882c477321c13c5a0b03d0866ce0760a4e2db236622c0c |
Red Hat Enterprise Linux Server - Extended Life Cycle Support 6
SRPM | |
---|---|
zsh-4.3.11-11.el6_10.src.rpm | SHA-256: 969fffbb3b92c7ada649691eb483fbd4c3552dd6f26e43315ad7758506a9d2dd |
x86_64 | |
zsh-4.3.11-11.el6_10.x86_64.rpm | SHA-256: b1aa0931514993655ec96d86635386b37121d7cea28a89b872fb926fa37a0a50 |
zsh-debuginfo-4.3.11-11.el6_10.x86_64.rpm | SHA-256: 592b12b1e4388a20d79e6f7d4ce1cd6deb7645be79d4a82d9c2ab4d77b204192 |
zsh-debuginfo-4.3.11-11.el6_10.x86_64.rpm | SHA-256: 592b12b1e4388a20d79e6f7d4ce1cd6deb7645be79d4a82d9c2ab4d77b204192 |
zsh-html-4.3.11-11.el6_10.x86_64.rpm | SHA-256: 99c3e89dc9f1caa30d927d2fa7a041491fda365ed4494b9ac7424f1e1cb8cb8a |
i386 | |
zsh-4.3.11-11.el6_10.i686.rpm | SHA-256: 722101a5a59223f1dbc06367ffed24e8b9bd2f1f58126c0ef4db4725cb0015bf |
zsh-debuginfo-4.3.11-11.el6_10.i686.rpm | SHA-256: 47c3a550e45f873bb1ece0e9b91dd4dce04c56140fa36b5434b13d8aafbc1eee |
zsh-debuginfo-4.3.11-11.el6_10.i686.rpm | SHA-256: 47c3a550e45f873bb1ece0e9b91dd4dce04c56140fa36b5434b13d8aafbc1eee |
zsh-html-4.3.11-11.el6_10.i686.rpm | SHA-256: 1ef43eddfc105721c0882c477321c13c5a0b03d0866ce0760a4e2db236622c0c |
Red Hat Enterprise Linux Workstation 6
SRPM | |
---|---|
zsh-4.3.11-11.el6_10.src.rpm | SHA-256: 969fffbb3b92c7ada649691eb483fbd4c3552dd6f26e43315ad7758506a9d2dd |
x86_64 | |
zsh-4.3.11-11.el6_10.x86_64.rpm | SHA-256: b1aa0931514993655ec96d86635386b37121d7cea28a89b872fb926fa37a0a50 |
zsh-debuginfo-4.3.11-11.el6_10.x86_64.rpm | SHA-256: 592b12b1e4388a20d79e6f7d4ce1cd6deb7645be79d4a82d9c2ab4d77b204192 |
zsh-debuginfo-4.3.11-11.el6_10.x86_64.rpm | SHA-256: 592b12b1e4388a20d79e6f7d4ce1cd6deb7645be79d4a82d9c2ab4d77b204192 |
zsh-html-4.3.11-11.el6_10.x86_64.rpm | SHA-256: 99c3e89dc9f1caa30d927d2fa7a041491fda365ed4494b9ac7424f1e1cb8cb8a |
i386 | |
zsh-4.3.11-11.el6_10.i686.rpm | SHA-256: 722101a5a59223f1dbc06367ffed24e8b9bd2f1f58126c0ef4db4725cb0015bf |
zsh-debuginfo-4.3.11-11.el6_10.i686.rpm | SHA-256: 47c3a550e45f873bb1ece0e9b91dd4dce04c56140fa36b5434b13d8aafbc1eee |
zsh-debuginfo-4.3.11-11.el6_10.i686.rpm | SHA-256: 47c3a550e45f873bb1ece0e9b91dd4dce04c56140fa36b5434b13d8aafbc1eee |
zsh-html-4.3.11-11.el6_10.i686.rpm | SHA-256: 1ef43eddfc105721c0882c477321c13c5a0b03d0866ce0760a4e2db236622c0c |
Red Hat Enterprise Linux Desktop 6
SRPM | |
---|---|
zsh-4.3.11-11.el6_10.src.rpm | SHA-256: 969fffbb3b92c7ada649691eb483fbd4c3552dd6f26e43315ad7758506a9d2dd |
x86_64 | |
zsh-4.3.11-11.el6_10.x86_64.rpm | SHA-256: b1aa0931514993655ec96d86635386b37121d7cea28a89b872fb926fa37a0a50 |
zsh-debuginfo-4.3.11-11.el6_10.x86_64.rpm | SHA-256: 592b12b1e4388a20d79e6f7d4ce1cd6deb7645be79d4a82d9c2ab4d77b204192 |
zsh-debuginfo-4.3.11-11.el6_10.x86_64.rpm | SHA-256: 592b12b1e4388a20d79e6f7d4ce1cd6deb7645be79d4a82d9c2ab4d77b204192 |
zsh-html-4.3.11-11.el6_10.x86_64.rpm | SHA-256: 99c3e89dc9f1caa30d927d2fa7a041491fda365ed4494b9ac7424f1e1cb8cb8a |
i386 | |
zsh-4.3.11-11.el6_10.i686.rpm | SHA-256: 722101a5a59223f1dbc06367ffed24e8b9bd2f1f58126c0ef4db4725cb0015bf |
zsh-debuginfo-4.3.11-11.el6_10.i686.rpm | SHA-256: 47c3a550e45f873bb1ece0e9b91dd4dce04c56140fa36b5434b13d8aafbc1eee |
zsh-debuginfo-4.3.11-11.el6_10.i686.rpm | SHA-256: 47c3a550e45f873bb1ece0e9b91dd4dce04c56140fa36b5434b13d8aafbc1eee |
zsh-html-4.3.11-11.el6_10.i686.rpm | SHA-256: 1ef43eddfc105721c0882c477321c13c5a0b03d0866ce0760a4e2db236622c0c |
Red Hat Enterprise Linux for IBM z Systems 6
SRPM | |
---|---|
zsh-4.3.11-11.el6_10.src.rpm | SHA-256: 969fffbb3b92c7ada649691eb483fbd4c3552dd6f26e43315ad7758506a9d2dd |
s390x | |
zsh-4.3.11-11.el6_10.s390x.rpm | SHA-256: 7c2fd5943d41ce7ff62803d2612273ff8ab95db8379f91d1e4d791e0e0799273 |
zsh-debuginfo-4.3.11-11.el6_10.s390x.rpm | SHA-256: 5ebd50d4ccf8fec513e53e69fe57cb87eb8497110687bedf2f04e780540ea36c |
zsh-debuginfo-4.3.11-11.el6_10.s390x.rpm | SHA-256: 5ebd50d4ccf8fec513e53e69fe57cb87eb8497110687bedf2f04e780540ea36c |
zsh-html-4.3.11-11.el6_10.s390x.rpm | SHA-256: 5961b282f1bd43c837e5b0a5f39ee5c84516bed9ae1addf0c9fbd85d763d0dd4 |
Red Hat Enterprise Linux for Power, big endian 6
SRPM | |
---|---|
zsh-4.3.11-11.el6_10.src.rpm | SHA-256: 969fffbb3b92c7ada649691eb483fbd4c3552dd6f26e43315ad7758506a9d2dd |
ppc64 | |
zsh-4.3.11-11.el6_10.ppc64.rpm | SHA-256: 80f1787c1bdd527ee47966505073c81fcec0914684ee1888332083eb57cc06b9 |
zsh-debuginfo-4.3.11-11.el6_10.ppc64.rpm | SHA-256: 3017718e487adf8932de10deea9344d4110b42ca19fcc2330eeb9bfca6626c23 |
zsh-debuginfo-4.3.11-11.el6_10.ppc64.rpm | SHA-256: 3017718e487adf8932de10deea9344d4110b42ca19fcc2330eeb9bfca6626c23 |
zsh-html-4.3.11-11.el6_10.ppc64.rpm | SHA-256: 11eedbd01b1a8cce31c720347f11d5e058420daa797efc0b1982fcdaabc52834 |
Red Hat Enterprise Linux for Scientific Computing 6
SRPM | |
---|---|
zsh-4.3.11-11.el6_10.src.rpm | SHA-256: 969fffbb3b92c7ada649691eb483fbd4c3552dd6f26e43315ad7758506a9d2dd |
x86_64 | |
zsh-4.3.11-11.el6_10.x86_64.rpm | SHA-256: b1aa0931514993655ec96d86635386b37121d7cea28a89b872fb926fa37a0a50 |
zsh-debuginfo-4.3.11-11.el6_10.x86_64.rpm | SHA-256: 592b12b1e4388a20d79e6f7d4ce1cd6deb7645be79d4a82d9c2ab4d77b204192 |
zsh-debuginfo-4.3.11-11.el6_10.x86_64.rpm | SHA-256: 592b12b1e4388a20d79e6f7d4ce1cd6deb7645be79d4a82d9c2ab4d77b204192 |
zsh-html-4.3.11-11.el6_10.x86_64.rpm | SHA-256: 99c3e89dc9f1caa30d927d2fa7a041491fda365ed4494b9ac7424f1e1cb8cb8a |
Red Hat Enterprise Linux Server - Extended Life Cycle Support (for IBM z Systems) 6
SRPM | |
---|---|
zsh-4.3.11-11.el6_10.src.rpm | SHA-256: 969fffbb3b92c7ada649691eb483fbd4c3552dd6f26e43315ad7758506a9d2dd |
s390x | |
zsh-4.3.11-11.el6_10.s390x.rpm | SHA-256: 7c2fd5943d41ce7ff62803d2612273ff8ab95db8379f91d1e4d791e0e0799273 |
zsh-debuginfo-4.3.11-11.el6_10.s390x.rpm | SHA-256: 5ebd50d4ccf8fec513e53e69fe57cb87eb8497110687bedf2f04e780540ea36c |
zsh-debuginfo-4.3.11-11.el6_10.s390x.rpm | SHA-256: 5ebd50d4ccf8fec513e53e69fe57cb87eb8497110687bedf2f04e780540ea36c |
zsh-html-4.3.11-11.el6_10.s390x.rpm | SHA-256: 5961b282f1bd43c837e5b0a5f39ee5c84516bed9ae1addf0c9fbd85d763d0dd4 |
Red Hat Enterprise Linux Server - Extended Life Cycle Support Extension 6
SRPM | |
---|---|
zsh-4.3.11-11.el6_10.src.rpm | SHA-256: 969fffbb3b92c7ada649691eb483fbd4c3552dd6f26e43315ad7758506a9d2dd |
x86_64 | |
zsh-4.3.11-11.el6_10.x86_64.rpm | SHA-256: b1aa0931514993655ec96d86635386b37121d7cea28a89b872fb926fa37a0a50 |
zsh-debuginfo-4.3.11-11.el6_10.x86_64.rpm | SHA-256: 592b12b1e4388a20d79e6f7d4ce1cd6deb7645be79d4a82d9c2ab4d77b204192 |
zsh-debuginfo-4.3.11-11.el6_10.x86_64.rpm | SHA-256: 592b12b1e4388a20d79e6f7d4ce1cd6deb7645be79d4a82d9c2ab4d77b204192 |
zsh-html-4.3.11-11.el6_10.x86_64.rpm | SHA-256: 99c3e89dc9f1caa30d927d2fa7a041491fda365ed4494b9ac7424f1e1cb8cb8a |
i386 | |
zsh-4.3.11-11.el6_10.i686.rpm | SHA-256: 722101a5a59223f1dbc06367ffed24e8b9bd2f1f58126c0ef4db4725cb0015bf |
zsh-debuginfo-4.3.11-11.el6_10.i686.rpm | SHA-256: 47c3a550e45f873bb1ece0e9b91dd4dce04c56140fa36b5434b13d8aafbc1eee |
zsh-debuginfo-4.3.11-11.el6_10.i686.rpm | SHA-256: 47c3a550e45f873bb1ece0e9b91dd4dce04c56140fa36b5434b13d8aafbc1eee |
zsh-html-4.3.11-11.el6_10.i686.rpm | SHA-256: 1ef43eddfc105721c0882c477321c13c5a0b03d0866ce0760a4e2db236622c0c |
Red Hat Enterprise Linux Server - Extended Life Cycle Support Extension (for IBM z Systems) 6
SRPM | |
---|---|
zsh-4.3.11-11.el6_10.src.rpm | SHA-256: 969fffbb3b92c7ada649691eb483fbd4c3552dd6f26e43315ad7758506a9d2dd |
s390x | |
zsh-4.3.11-11.el6_10.s390x.rpm | SHA-256: 7c2fd5943d41ce7ff62803d2612273ff8ab95db8379f91d1e4d791e0e0799273 |
zsh-debuginfo-4.3.11-11.el6_10.s390x.rpm | SHA-256: 5ebd50d4ccf8fec513e53e69fe57cb87eb8497110687bedf2f04e780540ea36c |
zsh-debuginfo-4.3.11-11.el6_10.s390x.rpm | SHA-256: 5ebd50d4ccf8fec513e53e69fe57cb87eb8497110687bedf2f04e780540ea36c |
zsh-html-4.3.11-11.el6_10.s390x.rpm | SHA-256: 5961b282f1bd43c837e5b0a5f39ee5c84516bed9ae1addf0c9fbd85d763d0dd4 |
The Red Hat security contact is secalert@redhat.com. More contact details at https://access.redhat.com/security/team/contact/.