Out-of-bounds Read in Linux Kernel
CVE-2017-9074
The IPv6 fragmentation implementation in the Linux kernel through 4.11.1 does not consider that the nexthdr field may be associated with an invalid option, which allows local users to cause a denial of service (out-of-bounds read and BUG) or possibly have unspecified other impact via crafted socket and send system calls.
Vulnerability class: Buffer Overflow
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.004 (34.1th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 34th percentile — 34.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.004 · newest: 0.004 · change: 0.000
Affected products
Weakness classification (CWE)
References
- www.securityfocus.com/bid/98577 (VDB Entry, Third Party Advisory, vdb-entry)
- patchwork.ozlabs.org/patch/763117/ (Patch, Third Party Advisory)
- github.com/torvalds/linux/commit/2423496af35d94a87156b063ea5cedffc10a70a1 (Patch, Vendor Advisory)
- access.redhat.com/errata/RHSA-2018:0169 (vendor-advisory, Third Party Advisory)
- access.redhat.com/errata/RHSA-2017:2669 (vendor-advisory, Third Party Advisory)
- help.ecostruxureit.com/display/public/UADCE725/Security+fixes+in+StruxureWare+D… (Third Party Advisory)
- access.redhat.com/errata/RHSA-2017:2077 (vendor-advisory, Third Party Advisory)
- www.debian.org/security/2017/dsa-3886 (vendor-advisory, Third Party Advisory)
- access.redhat.com/errata/RHSA-2017:1842 (vendor-advisory, Third Party Advisory)
- git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/ (Patch, Vendor Advisory)
Frequently asked questions
- What is CVE-2017-9074?
- CVE-2017-9074 is a high-severity vulnerability in Linux Kernel, classified under Out-of-bounds Read. CVSS score: 7.8/10. Published 2017-05-19.
- How severe is CVE-2017-9074?
- High severity. CVSS v3 base score is 7.8 out of 10.