7.5

CVE-2017-14977: debian debian_linux NULL Pointer Dereference

CVSS: 7.5v3.0HighModified
AliasesUBUNTU-CVE-2017-14977DEBIAN-CVE-2017-14977
Published 01-10-2017Last modified 05-08-2024
Open JSON

Vulnerability summary

CVE-2017-14977 is a high (CVSS 7.5) NULL Pointer Dereference vulnerability in debian debian_linux. EPSS estimates a 1.99% chance of exploitation in the next 30 days, higher than 80.4% of scored vulnerabilities. 1 public exploit is recorded.

Overall risk
40/100
0100
Medium · default modelHow is this calculated?
CVSS score
7.5/10
010
High · v3.0 (NVD)
EPSS score
1.99%
0%100%
Low · 0.00 pp in 30 days
KEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits1reference

Advisory lineage

Upstream 0 · Downstream 7 · Related 4
DLA-1177-1DSA-4079-1MGASA-2017-0378SUSE-SU-2017:2952-1SUSE-SU-2018:1662-1SUSE-SU-2018:1691-1

Timeline

  1. 01-10-2017
    PublishedVulnerability first disclosed.
  2. 05-08-2024
    Last modifiedVulnerability information updated.

Description

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.

CVSS metrics

4 scores · 3 sources · 2 versions

EPSS trend

Probability

1.99%

Chance of exploitation in the next 30 days

Percentile

80%

Versus all other CVEs

30-day change

0.00 pp

From 1.99% on 19-09-2026

19-09-202619-10-2026
EPSS score
1.99%

Known exploited

Compare KEV catalogs

Not in any of the 3 tracked catalogs.

Public exploits

1 found
  • referenceUnverified

    Exploit Reference (bugs.freedesktop.org)

    Maturity: unknown

Weaknesses

CWE · root cause

Affected systems

Debian2 products
Freedesktop1 product
Ubuntu1 product
  • poppler< 0.24.5-2ubuntu4.7 | < 0.41.0-0ubuntu1.4

3 vendors · 4 products

References

7 links