Execution with Unnecessary Privileges Affecting kernel-doc package, versions <0:4.18.0-193.el8
Threat Intelligence
EPSS
0.08% (36th
percentile)
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Test your applications- Snyk ID SNYK-RHEL8-KERNELDOC-1428257
- published 26 Jul 2021
- disclosed 20 Sep 2019
Introduced: 20 Sep 2019
CVE-2019-17055 Open this link in a new tabHow to fix?
Upgrade RHEL:8 kernel-doc to version 0:4.18.0-193.el8 or higher.
This issue was patched in RHSA-2020:1769.
NVD Description
Note: Versions mentioned in the description apply only to the upstream kernel-doc package and not the kernel-doc package as distributed by RHEL.
See How to fix? for RHEL:8 relevant fixed versions and status.
base_sock_create in drivers/isdn/mISDN/socket.c in the AF_ISDN network module in the Linux kernel through 5.3.2 does not enforce CAP_NET_RAW, which means that unprivileged users can create a raw socket, aka CID-b91ee4aa2a21.
References
- https://seclists.org/bugtraq/2019/Nov/11
- https://access.redhat.com/security/cve/CVE-2019-17055
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/U6JNEWGIK7QA24OIUUL67QZNJN52NB7T/
- http://packetstormsecurity.com/files/155212/Slackware-Security-Advisory-Slackware-14.2-kernel-Updates.html
- https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=0edc3f703f7bcaf550774b5d43ab727bcd0fe06b
- https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=b91ee4aa2a2199ba4d4650706c272985a5a32d80
- https://lists.debian.org/debian-lts-announce/2020/01/msg00013.html
- https://lists.debian.org/debian-lts-announce/2020/03/msg00001.html
- https://access.redhat.com/errata/RHSA-2020:1769
- http://lists.opensuse.org/opensuse-security-announce/2019-11/msg00035.html
- http://lists.opensuse.org/opensuse-security-announce/2019-11/msg00039.html
- https://usn.ubuntu.com/4184-1/
- https://usn.ubuntu.com/4185-1/
- https://usn.ubuntu.com/4185-2/
- https://usn.ubuntu.com/4186-1/
- https://usn.ubuntu.com/4186-2/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/U6JNEWGIK7QA24OIUUL67QZNJN52NB7T/
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