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CVE-2017-16231

** DISPUTED ** In PCRE 8.41, after compiling, a pcretest load test PoC produces a crash overflow...

5.5 MediumFix availableDisputed

In PCRE 8.41, after compiling, a pcretest load test PoC produces a crash overflow in the function match() in pcre_exec.c because of a self-recursive call. NOTE: third parties dispute the relevance of this report, noting that there are options that can be used to limit the amount of stack that is used

Attack profile

How easy it is to exploit

Attack vector
Local
Complexity
Low
Privileges needed
Low
User interaction
None

What an attacker can affect

Confidentiality
None
Integrity
None
Availability
High

Exploit likelihood

0.54%Down 1.3 points since Apr 14, 2021
90%50%10%1%

What each source reports

CVE List 5.5

In PCRE 8.41, after compiling, a pcretest load test PoC produces a crash overflow in the function match() in pcre_exec.c because of a self-recursive call. NOTE: third parties dispute the relevance of this report, noting that there are options that can be used to limit the amount of stack that is used

Record
CVE-2017-16231
CVSS 3.1
5.5 MediumCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Weakness
CWE-119
Updated
2026-11-02
EUVDEUVD-2017-7428 5.5

In PCRE 8.41, after compiling, a pcretest load test PoC produces a crash overflow in the function match() in pcre_exec.c because of a self-recursive call. NOTE: third parties dispute the relevance of this report, noting that there are options that can be used to limit the amount of stack that is used

Record
EUVD-2017-7428
CVSS 3.1
5.5 MediumCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Updated
2026-11-03
GitHub AdvisoriesGHSA-5hhr-8qw3-63p2 5.5

** DISPUTED ** In PCRE 8.41, after compiling, a pcretest load test PoC produces a crash overflow...

** DISPUTED ** In PCRE 8.41, after compiling, a pcretest load test PoC produces a crash overflow in the function match() in pcre_exec.c because of a self-recursive call. NOTE: third parties dispute the relevance of this report, noting that there are options that can be used to limit the amount of stack that is used.

Record
GHSA-5hhr-8qw3-63p2
CVSS 3.0
5.5 MediumCVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Weakness
CWE-119
Updated
2026-11-02
NVD 5.5

In PCRE 8.41, after compiling, a pcretest load test PoC produces a crash overflow in the function match() in pcre_exec.c because of a self-recursive call. NOTE: third parties dispute the relevance of this report, noting that there are options that can be used to limit the amount of stack that is used

Record
CVE-2017-16231
CVSS 3.1
5.5 MediumCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
CVSS 3.0
5.5 MediumCVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
CVSS 2.0
2.1 LowAV:L/AC:L/Au:N/C:N/I:N/A:P
Weakness
CWE-119
Updated
2026-11-02
OSVALPINE-CVE-2017-16231 5.5

In PCRE 8.41, after compiling, a pcretest load test PoC produces a crash overflow in the function match() in pcre_exec.c because of a self-recursive call. NOTE: third parties dispute the relevance of this report, noting that there are options that can be used to limit the amount of stack that is used

Record
ALPINE-CVE-2017-16231
CVSS 3.0
5.5 MediumCVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Updated
2026-11-02
OSVBELL-CVE-2017-16231 5.5

CVE-2017-16231 does not affect BellSoft software

Record
BELL-CVE-2017-16231
CVSS 3.1
5.5 MediumCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Updated
2026-11-02
OSV 5.5

In PCRE 8.41, after compiling, a pcretest load test PoC produces a crash overflow in the function match() in pcre_exec.c because of a self-recursive call. NOTE: third parties dispute the relevance of this report, noting that there are options that can be used to limit the amount of stack that is used

Record
CVE-2017-16231
CVSS 3.0
5.5 MediumCVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Updated
2026-11-02
OSVDEBIAN-CVE-2017-16231 5.5

In PCRE 8.41, after compiling, a pcretest load test PoC produces a crash overflow in the function match() in pcre_exec.c because of a self-recursive call. NOTE: third parties dispute the relevance of this report, noting that there are options that can be used to limit the amount of stack that is used

Record
DEBIAN-CVE-2017-16231
CVSS 3.0
5.5 MediumCVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Updated
2026-11-02

Affected products

Affected packages

Affected packages
PackageAffectedFixed
pcre
Alpine:v3.10
 before 7.8-r0
7.8-r0
pcre
Alpine:v3.11
 before 7.8-r0
7.8-r0
pcre
Alpine:v3.12
 before 7.8-r0
7.8-r0
pcre
Alpine:v3.13
 before 7.8-r0
7.8-r0
pcre
Alpine:v3.14
 before 7.8-r0
7.8-r0
pcre
Alpine:v3.15
 before 7.8-r0
7.8-r0
pcre
Alpine:v3.16
 before 7.8-r0
7.8-r0
pcre
Alpine:v3.17
 before 7.8-r0
7.8-r0
pcre
Alpine:v3.18
 before 7.8-r0
7.8-r0
pcre
Alpine:v3.19
 before 7.8-r0
7.8-r0
Show 35 moreShow less
Affected packages
PackageAffectedFixed
pcre
Alpine:v3.20
 before 7.8-r0
7.8-r0
pcre
Alpine:v3.21
 before 7.8-r0
7.8-r0
pcre
Alpine:v3.22
 before 7.8-r0
7.8-r0
pcre
Alpine:v3.23
 before 7.8-r0
7.8-r0
pcre
Alpine:v3.24
 before 7.8-r0
7.8-r0
pcre
Alpine:v3.3
 before 7.8-r0
7.8-r0
pcre
Alpine:v3.4
 before 7.8-r0
7.8-r0
pcre
Alpine:v3.5
 before 7.8-r0
7.8-r0
pcre
Alpine:v3.6
 before 7.8-r0
7.8-r0
pcre
Alpine:v3.7
 before 7.8-r0
7.8-r0
pcre
Alpine:v3.8
 before 7.8-r0
7.8-r0
pcre
Alpine:v3.9
 before 7.8-r0
7.8-r0
tiff
Alpine:v3.10
 before 4.0.9-r0
4.0.9-r0
tiff
Alpine:v3.11
 before 4.0.9-r0
4.0.9-r0
tiff
Alpine:v3.12
 before 4.0.9-r0
4.0.9-r0
tiff
Alpine:v3.13
 before 4.0.9-r0
4.0.9-r0
tiff
Alpine:v3.14
 before 4.0.9-r0
4.0.9-r0
tiff
Alpine:v3.15
 before 4.0.9-r0
4.0.9-r0
tiff
Alpine:v3.16
 before 4.0.9-r0
4.0.9-r0
tiff
Alpine:v3.17
 before 4.0.9-r0
4.0.9-r0
tiff
Alpine:v3.18
 before 4.0.9-r0
4.0.9-r0
tiff
Alpine:v3.19
 before 4.0.9-r0
4.0.9-r0
tiff
Alpine:v3.20
 before 4.0.9-r0
4.0.9-r0
tiff
Alpine:v3.21
 before 4.0.9-r0
4.0.9-r0
tiff
Alpine:v3.22
 before 4.0.9-r0
4.0.9-r0
tiff
Alpine:v3.23
 before 4.0.9-r0
4.0.9-r0
tiff
Alpine:v3.24
 before 4.0.9-r0
4.0.9-r0
tiff
Alpine:v3.3
 before 4.0.9-r0
4.0.9-r0
tiff
Alpine:v3.4
 before 4.0.9-r0
4.0.9-r0
tiff
Alpine:v3.5
 before 4.0.9-r0
4.0.9-r0
tiff
Alpine:v3.6
 before 4.0.9-r0
4.0.9-r0
tiff
Alpine:v3.7
 before 4.0.9-r0
4.0.9-r0
tiff
Alpine:v3.8
 before 4.0.9-r0
4.0.9-r0
tiff
Alpine:v3.9
 before 4.0.9-r0
4.0.9-r0
pcre3
Debian:12
 All versions, plus listed versions
2:8.39-152:8.39-15.1
 None known

History

History
RecordedChangedSources
aliasesEUVD
first indexedCVE List, GitHub Advisories, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2017-16231 is a medium vulnerability (CVSS 5.5) in Pcre, published March 17, 2019. Its validity is disputed. EPSS puts the chance of exploitation in the next 30 days at 0.54%, the 45th percentile. Fixed in pcre 7.8-r0.

References

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