Protect yourself against future threats.
-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 =========================================================================== AUSCERT External Security Bulletin Redistribution ESB-2019.4115 curl security and bug fix update 6 November 2019 =========================================================================== AusCERT Security Bulletin Summary --------------------------------- Product: curl Publisher: Red Hat Operating System: Red Hat Enterprise Linux Server 8 Red Hat Enterprise Linux WS/Desktop 8 Impact/Access: Denial of Service -- Remote with User Interaction Access Confidential Data -- Existing Account Resolution: Patch/Upgrade CVE Names: CVE-2019-3823 CVE-2019-3822 CVE-2018-20483 CVE-2018-16890 Reference: ASB-2019.0221 ASB-2019.0208 ASB-2019.0202 ASB-2019.0128 ASB-2019.0115 Original Bulletin: https://access.redhat.com/errata/RHSA-2019:3701 - --------------------------BEGIN INCLUDED TEXT-------------------- - -----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 ===================================================================== Red Hat Security Advisory Synopsis: Moderate: curl security and bug fix update Advisory ID: RHSA-2019:3701-01 Product: Red Hat Enterprise Linux Advisory URL: https://access.redhat.com/errata/RHSA-2019:3701 Issue date: 2019-11-05 CVE Names: CVE-2018-16890 CVE-2018-20483 CVE-2019-3822 CVE-2019-3823 ===================================================================== 1. Summary: An update for curl is now available for Red Hat Enterprise Linux 8. Red Hat Product Security has rated this update as having a security impact of Moderate. 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. 2. Relevant releases/architectures: Red Hat Enterprise Linux BaseOS (v. 8) - aarch64, ppc64le, s390x, x86_64 3. Description: The curl packages provide the libcurl library and the curl utility for downloading files from servers using various protocols, including HTTP, FTP, and LDAP. Security Fix(es): * curl: NTLM type-2 heap out-of-bounds buffer read (CVE-2018-16890) * wget: Information exposure in set_file_metadata function in xattr.c (CVE-2018-20483) * curl: NTLMv2 type-3 header stack buffer overflow (CVE-2019-3822) * curl: SMTP end-of-response out-of-bounds read (CVE-2019-3823) 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. Additional Changes: For detailed information on changes in this release, see the Red Hat Enterprise Linux 8.1 Release Notes linked from the References section. 4. 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 5. Bugs fixed (https://bugzilla.redhat.com/): 1662705 - CVE-2018-20483 wget: Information exposure in set_file_metadata function in xattr.c 1669156 - connection re-use does not work for SCP and SFTP 1670252 - CVE-2018-16890 curl: NTLM type-2 heap out-of-bounds buffer read 1670254 - CVE-2019-3822 curl: NTLMv2 type-3 header stack buffer overflow 1670256 - CVE-2019-3823 curl: SMTP end-of-response out-of-bounds read 6. Package List: Red Hat Enterprise Linux BaseOS (v. 8): Source: curl-7.61.1-11.el8.src.rpm aarch64: curl-7.61.1-11.el8.aarch64.rpm curl-debuginfo-7.61.1-11.el8.aarch64.rpm curl-debugsource-7.61.1-11.el8.aarch64.rpm curl-minimal-debuginfo-7.61.1-11.el8.aarch64.rpm libcurl-7.61.1-11.el8.aarch64.rpm libcurl-debuginfo-7.61.1-11.el8.aarch64.rpm libcurl-devel-7.61.1-11.el8.aarch64.rpm libcurl-minimal-7.61.1-11.el8.aarch64.rpm libcurl-minimal-debuginfo-7.61.1-11.el8.aarch64.rpm ppc64le: curl-7.61.1-11.el8.ppc64le.rpm curl-debuginfo-7.61.1-11.el8.ppc64le.rpm curl-debugsource-7.61.1-11.el8.ppc64le.rpm curl-minimal-debuginfo-7.61.1-11.el8.ppc64le.rpm libcurl-7.61.1-11.el8.ppc64le.rpm libcurl-debuginfo-7.61.1-11.el8.ppc64le.rpm libcurl-devel-7.61.1-11.el8.ppc64le.rpm libcurl-minimal-7.61.1-11.el8.ppc64le.rpm libcurl-minimal-debuginfo-7.61.1-11.el8.ppc64le.rpm s390x: curl-7.61.1-11.el8.s390x.rpm curl-debuginfo-7.61.1-11.el8.s390x.rpm curl-debugsource-7.61.1-11.el8.s390x.rpm curl-minimal-debuginfo-7.61.1-11.el8.s390x.rpm libcurl-7.61.1-11.el8.s390x.rpm libcurl-debuginfo-7.61.1-11.el8.s390x.rpm libcurl-devel-7.61.1-11.el8.s390x.rpm libcurl-minimal-7.61.1-11.el8.s390x.rpm libcurl-minimal-debuginfo-7.61.1-11.el8.s390x.rpm x86_64: curl-7.61.1-11.el8.x86_64.rpm curl-debuginfo-7.61.1-11.el8.i686.rpm curl-debuginfo-7.61.1-11.el8.x86_64.rpm curl-debugsource-7.61.1-11.el8.i686.rpm curl-debugsource-7.61.1-11.el8.x86_64.rpm curl-minimal-debuginfo-7.61.1-11.el8.i686.rpm curl-minimal-debuginfo-7.61.1-11.el8.x86_64.rpm libcurl-7.61.1-11.el8.i686.rpm libcurl-7.61.1-11.el8.x86_64.rpm libcurl-debuginfo-7.61.1-11.el8.i686.rpm libcurl-debuginfo-7.61.1-11.el8.x86_64.rpm libcurl-devel-7.61.1-11.el8.i686.rpm libcurl-devel-7.61.1-11.el8.x86_64.rpm libcurl-minimal-7.61.1-11.el8.i686.rpm libcurl-minimal-7.61.1-11.el8.x86_64.rpm libcurl-minimal-debuginfo-7.61.1-11.el8.i686.rpm libcurl-minimal-debuginfo-7.61.1-11.el8.x86_64.rpm These packages are GPG signed by Red Hat for security. Our key and details on how to verify the signature are available from https://access.redhat.com/security/team/key/ 7. References: https://access.redhat.com/security/cve/CVE-2018-16890 https://access.redhat.com/security/cve/CVE-2018-20483 https://access.redhat.com/security/cve/CVE-2019-3822 https://access.redhat.com/security/cve/CVE-2019-3823 https://access.redhat.com/security/updates/classification/#moderate https://access.redhat.com/documentation/en-us/red_hat_enterprise_linux/8/html/8.1_release_notes/ 8. Contact: The Red Hat security contact is <secalert@redhat.com>. More contact details at https://access.redhat.com/security/team/contact/ Copyright 2019 Red Hat, Inc. - -----BEGIN PGP SIGNATURE----- Version: GnuPG v1 iQIVAwUBXcHzVtzjgjWX9erEAQjvzw/+OUU07vnIT/4FS8aZD7Z8yUMYBwGhlMYm jIfVcRL/CuCe64zoTLyPhU3qJGuj84Fdx5ryxWglnimoERd3VXMZ5OZSPz8w738j owx9pN0gVooc5MGykJm9OP27BeXU4ZceWtvX5L2jRPvSzvlTavUfwfQ7rjFuxK1A FfNoJurwBKLowh31BBZjuak6GZ6YBH9kY3vAS5BUZxuijSS8zIsnOvFwgB152p56 tvJN7/Rtwh56msrg/AF/HLCneOs8LH+k3VWs4tucW/cSbzFSJPXeiZyVBCxj60FW jlIcOH8Joo79HVenK8TWw9rpd1QIaNwh84DmVXoKR2GKt4DL8ZFeL5oqHN8A2OkO I5G2DHgaE3sgOkTKiCoUzQrIIfRmwEfqYPw3SGZZhXIVbbWtlQ01xERMIunamXE2 Rfk2zd8M7HB+c2hiRD842wnULCAINY/w6e8J4g6kZQ4tn+eIKTwB7pVUzROMwBNq OKJFm8reEYOtgH3q+xmg13N1jkynTgFlcgLQ1ua+nS8o6fJE/23lgMdJY/oUXgnc szJLxMAySEePZF0QI9f8hedm+D5hGzkRB3KYqkv8OagSW0G2RAxadoLdl5qH5Doq l4gaFPgMIKK9yxnj+8gm7zsZiUNdebj5+c4eU7OZ1s98tzPQ3/W39m/8tNM3ueB0 PK6rxvdCr2I= =8Z+p - -----END PGP SIGNATURE----- - --------------------------END INCLUDED TEXT-------------------- You have received this e-mail bulletin as a result of your organisation's registration with AusCERT. The mailing list you are subscribed to is maintained within your organisation, so if you do not wish to continue receiving these bulletins you should contact your local IT manager. If you do not know who that is, please send an email to auscert@auscert.org.au and we will forward your request to the appropriate person. NOTE: Third Party Rights This security bulletin is provided as a service to AusCERT's members. As AusCERT did not write the document quoted above, AusCERT has had no control over its content. The decision to follow or act on information or advice contained in this security bulletin is the responsibility of each user or organisation, and should be considered in accordance with your organisation's site policies and procedures. AusCERT takes no responsibility for consequences which may arise from following or acting on information or advice contained in this security bulletin. NOTE: This is only the original release of the security bulletin. It may not be updated when updates to the original are made. If downloading at a later date, it is recommended that the bulletin is retrieved directly from the author's website to ensure that the information is still current. Contact information for the authors of the original document is included in the Security Bulletin above. If you have any questions or need further information, please contact them directly. Previous advisories and external security bulletins can be retrieved from: https://www.auscert.org.au/bulletins/ =========================================================================== Australian Computer Emergency Response Team The University of Queensland Brisbane Qld 4072 Internet Email: auscert@auscert.org.au Facsimile: (07) 3365 7031 Telephone: (07) 3365 4417 (International: +61 7 3365 4417) AusCERT personnel answer during Queensland business hours which are GMT+10:00 (AEST). On call after hours for member emergencies only. =========================================================================== -----BEGIN PGP SIGNATURE----- Comment: http://www.auscert.org.au/render.html?it=1967 iQIVAwUBXcIj3GaOgq3Tt24GAQgZoxAA1HruX5pdDQZrcRUh5WhpaGZynjt6tsX/ 22vpxeKdU8j9rG2NtnmkC65udDFIooi/WnPgmMxl2O+c/2D241Ct153eKc0x/CTq BsNsBk9OkUGX1Vtns99Q0EsY4n2ZtoBhpXCcVNEE12PPCXgvzcCFL9pxsKXSUc8t rL8qUOHLE/BGpmLgzKmxgy8gjBNa0qbH4kkKo/xiKyIllHMEyLYLy0VHX7bmrySc 9xkvoA98UGfK4dhAva+HNMJ0To3mCc6eyREUt2mEy3VFgaxUArWYsvftHvYeVJQN QGrQ39px2noe58hB5mdBYnZRm6YR0E8VR/VuEGbN0pRgk48sp2zc9P7aT3+VdKEq JdnwH8dIExpBydleBYINgiLSLqiQSBQWpqvgzZfmPOkE3qphnQ8uI0qrUztz237x /mOGhTI0aXjRTg2rb0hfalIpEZks2V5MOIaQMsZVLQP7RPm+3jT64t13hQ0fvO4c /h1nn+CLttUxV+Eug6npHxXs/5UZwO9O/aSdz70iid2+OwBR19waZWV1QaKLVn4T k4ws5q0UcJ3372aZ/xRXSls0xCmxmvHokBs/oN/xwIKNkOfQXMoCFx5VybkIBDS/ DqE5CxmQYq78XedNVM8VpSk+HTUMxl/29qTwum6AbNWyLVbPh0LDu7zZpHAIcVwf VFKq3C3xfoY= =eVzt -----END PGP SIGNATURE-----