NULL pointer dereference in Freedesktop Poppler

CVE-2017-14977

The FoFiTrueType::getCFFBlock function in FoFiTrueType.cc in Poppler 0.59.0 has a NULL pointer dereference vulnerability due to lack of validation of a table pointer, which allows an attacker to launch a denial of service attack.

EPSS: 0.011 (78.4th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

  • cve@mitre.org (vendor-advisory, Third Party Advisory, x_refsource_DEBIAN)
  • cve@mitre.org (x_refsource_CONFIRM, Exploit, Issue Tracking, Vendor Advisory)
  • cve@mitre.org (mailing-list, x_refsource_MLIST, Mailing List, Third Party Advisory)

Frequently asked questions

What is CVE-2017-14977?
CVE-2017-14977 is a high-severity vulnerability in Freedesktop Poppler, classified under NULL Pointer Dereference. CVSS score: 7.5/10. Published 2017-10-02.
How severe is CVE-2017-14977?
High severity. CVSS v3 base score is 7.5 out of 10.
Is CVE-2017-14977 known to be exploited?
2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.