CVE-2018-5803: Input Validation
First published: Fri Mar 02 2018(Updated: )
An error in the "_sctp_make_chunk()" function (net/sctp/sm_make_chunk.c) when handling SCTP packets length can be exploited by a malicious local user to cause a kernel crash and a DoS. References: <a href="https://packetstormsecurity.com/files/146620/secunia-sctpmakechunkdos.txt">https://packetstormsecurity.com/files/146620/secunia-sctpmakechunkdos.txt</a> <a href="https://marc.info/?t=151818093200004&r=1&w=2">https://marc.info/?t=151818093200004&r=1&w=2</a> <a href="https://marc.info/?t=151818682600001&r=1&w=2">https://marc.info/?t=151818682600001&r=1&w=2</a> An upstream patch: <a href="https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=07f2c7ab6f8d0a7e7c5764c4e6cc9c52951b9d9c">https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=07f2c7ab6f8d0a7e7c5764c4e6cc9c52951b9d9c</a>
Credit: PSIRT-CNA@flexerasoftware.com PSIRT-CNA@flexerasoftware.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Linux Linux kernel | <3.2.102 | |
| Linux Linux kernel | >=3.3<4.1.51 | |
| Linux Linux kernel | >=4.3<4.9.87 | |
| Linux Linux kernel | >=4.10<4.14.25 | |
| Linux Linux kernel | >=4.15<4.15.8 | |
| Debian Debian Linux | =7.0 | |
| Debian Debian Linux | =8.0 | |
| Debian Debian Linux | =9.0 | |
| Redhat Virtualization Host | =4.0 | |
| Redhat Enterprise Linux Desktop | =7.0 | |
| Redhat Enterprise Linux Server | =7.0 | |
| Redhat Enterprise Linux Workstation | =7.0 | |
| debian/linux | 5.10.223-1 5.10.226-1 6.1.115-1 6.1.119-1 6.12.6-1 |
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Reference Links
- https://access.redhat.com/errata/RHSA-2018:1854
- https://access.redhat.com/errata/RHSA-2018:2948
- https://access.redhat.com/errata/RHSA-2018:3083
- https://access.redhat.com/errata/RHSA-2018:3096
- https://access.redhat.com/errata/RHSA-2019:0641
- https://cdn.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.2.102
- https://cdn.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.1.51
- https://cdn.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.14.25
- https://cdn.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.15.8
- https://cdn.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.4.121
- https://cdn.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.9.87
- https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux-stable.git/commit/?id=07f2c7ab6f8d0a7e7c5764c4e6cc9c52951b9d9c
- https://lists.debian.org/debian-lts-announce/2018/05/msg00000.html
- https://secuniaresearch.flexerasoftware.com/advisories/81331/
- https://secuniaresearch.flexerasoftware.com/secunia_research/2018-2/
- https://usn.ubuntu.com/3654-1/
- https://usn.ubuntu.com/3654-2/
- https://usn.ubuntu.com/3656-1/
- https://usn.ubuntu.com/3697-1/
- https://usn.ubuntu.com/3697-2/
- https://usn.ubuntu.com/3698-1/
- https://usn.ubuntu.com/3698-2/
- https://www.debian.org/security/2018/dsa-4187
- https://www.debian.org/security/2018/dsa-4188
- https://www.spinics.net/lists/linux-sctp/msg07036.html
- https://www.spinics.net/lists/netdev/msg482523.html
- https://launchpad.net/bugs/cve/CVE-2018-5803
- https://packetstormsecurity.com/files/146620/secunia-sctpmakechunkdos.txt
- https://marc.info/?t=151818093200004&r=1&w=2
- https://marc.info/?t=151818682600001&r=1&w=2
- https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=07f2c7ab6f8d0a7e7c5764c4e6cc9c52951b9d9c
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=1551053
- https://bugzilla.redhat.com/show_bug.cgi?id=1551051
- https://git.kernel.org/linus/07f2c7ab6f8d0a7e7c5764c4e6cc9c52951b9d9c
- https://security-tracker.debian.org/tracker/CVE-2018-5803
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-5803
- https://nvd.nist.gov/vuln/detail/CVE-2018-5803
- https://ubuntu.com/security/CVE-2018-5803
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