Vulnerability in Linux Kernel
CVE-2015-1573
The nft_flush_table function in net/netfilter/nf_tables_api.c in the Linux kernel before 3.18.5 mishandles the interaction between cross-chain jumps and ruleset flushes, which allows local users to cause a denial of service (panic) by leveraging the CAP_NET_ADMIN capability.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H.
EPSS exploit prediction
EPSS: 0.004 (28.1th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 28th percentile — 28.1% 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)
Public proof-of-concept exploits
References
- bugzilla.redhat.com/show_bug.cgi
- github.com/torvalds/linux/commit/a2f18db0c68fec96631c10cad9384c196e9008ac (Vendor Advisory)
- git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/ (Vendor Advisory)
- rhn.redhat.com/errata/RHSA-2015-1138.html (vendor-advisory)
- www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.18.5
- www.securityfocus.com/bid/72552 (vdb-entry)
- www.openwall.com/lists/oss-security/2015/02/10/13 (mailing-list)
- rhn.redhat.com/errata/RHSA-2015-1137.html (vendor-advisory)
Frequently asked questions
- What is CVE-2015-1573?
- CVE-2015-1573 is a medium-severity vulnerability in Linux Kernel, classified under CWE-19. CVSS score: 5.5/10. Published 2016-05-02.
- How severe is CVE-2015-1573?
- Medium severity. CVSS v3 base score is 5.5 out of 10.
- Is CVE-2015-1573 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.