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Sicherheit: Zwei Probleme in curl
Aktuelle Meldungen Distributionen
Name: Zwei Probleme in curl
ID: FEDORA-2021-eb5b7c53a9
Distribution: Fedora
Plattformen: Fedora 34
Datum: Fr, 28. Mai 2021, 09:00
Referenzen: https://bugzilla.redhat.com/show_bug.cgi?id=1956807
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-22901
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-22898
Applikationen: curl

Originalnachricht

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Fedora Update Notification
FEDORA-2021-eb5b7c53a9
2021-05-28 00:59:13.836761
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Name : curl
Product : Fedora 34
Version : 7.76.1
Release : 3.fc34
URL : https://curl.se/
Summary : A utility for getting files from remote servers (FTP, HTTP, and
others)
Description :
curl is a command line tool for transferring data with URL syntax, supporting
FTP, FTPS, HTTP, HTTPS, SCP, SFTP, TFTP, TELNET, DICT, LDAP, LDAPS, FILE, IMAP,
SMTP, POP3 and RTSP. curl supports SSL certificates, HTTP POST, HTTP PUT, FTP
uploading, HTTP form based upload, proxies, cookies, user+password
authentication (Basic, Digest, NTLM, Negotiate, kerberos...), file transfer
resume, proxy tunneling and a busload of other useful tricks.

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Update Information:

- fix TLS session caching disaster (CVE-2021-22901) - fix TELNET stack contents
disclosure (CVE-2021-22898)
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ChangeLog:

* Wed May 26 2021 Kamil Dudka <kdudka@redhat.com> - 7.76.1-3
- fix TLS session caching disaster (CVE-2021-22901)
- fix TELNET stack contents disclosure (CVE-2021-22898)
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References:

[ 1 ] Bug #1956807 - dnf segfaults during kickstart (libcurl.so.4.7.0) with
ssl repositories
https://bugzilla.redhat.com/show_bug.cgi?id=1956807
[ 2 ] Bug #1964815 - CVE-2021-22901 curl: Use-after-free in TLS session
handling when using OpenSSL TLS backend [fedora-all]
https://bugzilla.redhat.com/show_bug.cgi?id=1964815
[ 3 ] Bug #1964923 - CVE-2021-22898 curl: TELNET stack contents disclosure
[fedora-all]
https://bugzilla.redhat.com/show_bug.cgi?id=1964923
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This update can be installed with the "dnf" update program. Use
su -c 'dnf upgrade --advisory FEDORA-2021-eb5b7c53a9' at the command
line. For more information, refer to the dnf documentation available at
http://dnf.readthedocs.io/en/latest/command_ref.html#upgrade-command-label

All packages are signed with the Fedora Project GPG key. More details on the
GPG keys used by the Fedora Project can be found at
https://fedoraproject.org/keys
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