VulnerabilityModified
CVE-2017-17853
kernel/bpf/verifier.c in the Linux kernel through 4.14.8 allows local users to cause a denial of service (memory corruption) or possibly have unspecified other impact by leveraging incorrect BPF_RSH signed bounds calculations.
HIGH 7.8EPSS 0.39%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (0.39%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
kernel/bpf/verifier.c in the Linux kernel through 4.14.8 allows local users to cause a denial of service (memory corruption) or possibly have unspecified other impact by leveraging incorrect BPF_RSH signed bounds calculations.
- CVSS 3.1
- 7.8 HIGHCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- EPSS
- 0.39% probability · 32th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-119
- Affected
- linux/linux kernel · debian/debian linux
- Source
- cve@mitre.org
References
- http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=4374f256ce8182019353c0c639bb8d0695b4c941Vendor Advisory
- http://www.openwall.com/lists/oss-security/2017/12/21/2Mailing List
- https://github.com/torvalds/linux/commit/4374f256ce8182019353c0c639bb8d0695b4c941Patch, Third Party Advisory
- http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=4374f256ce8182019353c0c639bb8d0695b4c941Vendor Advisory
- http://www.openwall.com/lists/oss-security/2017/12/21/2Mailing List
- https://github.com/torvalds/linux/commit/4374f256ce8182019353c0c639bb8d0695b4c941Patch, Third Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.