Buffer overflow in Libslirp Project
CVE-2019-14378
ip_reass in ip_input.c in libslirp 4.0.0 has a heap-based buffer overflow via a large packet because it mishandles a case involving the first fragment.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 8.8 (High). Vector: CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.167 (96.9th percentile), scored .
Moderate probability of exploitation in the next 30 days — watch for active exploitation reports. 97th percentile — 96.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.167 · newest: 0.167 · change: 0.000
Affected products
- Libslirp Project — versions 4.0.0
Weakness classification (CWE)
Public proof-of-concept exploits
References
- gitlab.freedesktop.org/slirp/libslirp/commit/126c04acbabd7ad32c2b018fe10dfac2a3… (Patch, Third Party Advisory)
- www.openwall.com/lists/oss-security/2019/08/01/2 (mailing-list, Third Party Advisory)
- lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/… (vendor-advisory)
- seclists.org/bugtraq/2019/Aug/41 (mailing-list)
- www.debian.org/security/2019/dsa-4506 (vendor-advisory)
- blog.bi0s.in/2019/08/24/Pwn/VM-Escape/2019-07-29-qemu-vm-escape-cve-2019-14378/
- news.ycombinator.com/item
- packetstormsecurity.com/files/154269/QEMU-Denial-Of-Service.html
- lists.opensuse.org/opensuse-security-announce/2019-09/msg00000.html (vendor-advisory)
- www.debian.org/security/2019/dsa-4512 (vendor-advisory)
Frequently asked questions
- What is CVE-2019-14378?
- CVE-2019-14378 is a high-severity vulnerability in Libslirp Project, classified under Improper Handling of Exceptional Conditions. CVSS score: 8.8/10. Published 2019-07-29.
- How severe is CVE-2019-14378?
- High severity. CVSS v3 base score is 8.8 out of 10.
- Is CVE-2019-14378 known to be exploited?
- 4 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.