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CVE-2020-27828

There's a flaw in jasper's jpc encoder in versions prior to 2.0.23. Crafted input provided to...

7.8 HighFix available

There's a flaw in jasper's jpc encoder in versions prior to 2.0.23. Crafted input provided to jasper by an attacker could cause an arbitrary out-of-bounds write. This could potentially affect data confidentiality, integrity, or application availability.

Attack profile

How easy it is to exploit

Attack vector
Local
Complexity
Low
Privileges needed
None
User interaction
Required

What an attacker can affect

Confidentiality
High
Integrity
High
Availability
High

Exploit likelihood

1.39%Down 0.1 points since Apr 14, 2021
90%50%10%1%

What each source reports

NVD Score used 7.8

There's a flaw in jasper's jpc encoder in versions prior to 2.0.23. Crafted input provided to jasper by an attacker could cause an arbitrary out-of-bounds write. This could potentially affect data confidentiality, integrity, or application availability.

Record
CVE-2020-27828
CVSS 3.1
7.8 HighCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
CVSS 2.0
6.8 MediumAV:N/AC:M/Au:N/C:P/I:P/A:P
Weakness
CWE-20
Updated
2026-11-02
CVE List No score

There's a flaw in jasper's jpc encoder in versions prior to 2.0.23. Crafted input provided to jasper by an attacker could cause an arbitrary out-of-bounds write. This could potentially affect data confidentiality, integrity, or application availability.

Record
CVE-2020-27828
Weakness
CWE-20
Updated
2026-11-02
EUVDEUVD-2020-20327 No score

There's a flaw in jasper's jpc encoder in versions prior to 2.0.23. Crafted input provided to jasper by an attacker could cause an arbitrary out-of-bounds write. This could potentially affect data confidentiality, integrity, or application availability.

Record
EUVD-2020-20327
Updated
2026-11-03
GitHub AdvisoriesGHSA-x4rf-6444-7fh8 7.8

There's a flaw in jasper's jpc encoder in versions prior to 2.0.23. Crafted input provided to...

There's a flaw in jasper's jpc encoder in versions prior to 2.0.23. Crafted input provided to jasper by an attacker could cause an arbitrary out-of-bounds write. This could potentially affect data confidentiality, integrity, or application availability.

Record
GHSA-x4rf-6444-7fh8
CVSS 3.1
7.8 HighCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Weakness
CWE-20, CWE-787
Updated
2026-11-02
OSV 7.8

There's a flaw in jasper's jpc encoder in versions prior to 2.0.23. Crafted input provided to jasper by an attacker could cause an arbitrary out-of-bounds write. This could potentially affect data confidentiality, integrity, or application availability.

Record
CVE-2020-27828
CVSS 3.1
7.8 HighCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Updated
2026-11-02
OSVRHSA-2021:4235 7.8

Red Hat Security Advisory: jasper security update

Record
RHSA-2021:4235
CVSS 3.1
7.8 HighCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Updated
2026-11-02
Show 13 moreShow less
OSVRLSA-2021:4235 7.8

Moderate: jasper security update

JasPer is an implementation of Part 1 of the JPEG 2000 image compression standard.

Security Fix(es):

  • jasper: Heap-based buffer overflow in cp_create() in jpc_enc.c (CVE-2020-27828)

  • jasper: Heap-based buffer over-read in jp2_decode() in jp2_dec.c (CVE-2021-3272)

  • jasper: Out of bounds read in jp2_decode() in jp2_dec.c (CVE-2021-26926)

  • jasper: NULL pointer dereference in jp2_decode() in jp2_dec.c (CVE-2021-26927)

For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

Additional Changes:

For detailed information on changes in this release, see the Rocky Linux 8.5 Release Notes linked from the References section.

Record
RLSA-2021:4235
CVSS 3.1
7.8 HighCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Updated
2026-11-02
OSVUBUNTU-CVE-2020-27828 7.8

There's a flaw in jasper's jpc encoder in versions prior to 2.0.23. Crafted input provided to jasper by an attacker could cause an arbitrary out-of-bounds write. This could potentially affect data confidentiality, integrity, or application availability.

Record
UBUNTU-CVE-2020-27828
CVSS 3.1
7.8 HighCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Updated
2026-11-02
OSVALSA-2021:4235 No score

Moderate: jasper security update

JasPer is an implementation of Part 1 of the JPEG 2000 image compression standard.

Security Fix(es):

  • jasper: Heap-based buffer overflow in cp_create() in jpc_enc.c (CVE-2020-27828)

  • jasper: Heap-based buffer over-read in jp2_decode() in jp2_dec.c (CVE-2021-3272)

  • jasper: Out of bounds read in jp2_decode() in jp2_dec.c (CVE-2021-26926)

  • jasper: NULL pointer dereference in jp2_decode() in jp2_dec.c (CVE-2021-26927)

For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

Additional Changes:

For detailed information on changes in this release, see the AlmaLinux Release Notes linked from the References section.

Record
ALSA-2021:4235
Updated
2026-11-02
OSVCLSA-2026-1778218633 No score

jasper: Fix of 3 CVEs

  • Add Amazon Linux 2 ELS support (mirrors centos7els branch with .amzn2 dist via / leapfrog over stock 1.900.1-33.amzn2.0.1)
  • Import CVE-2020-27828 patch from amzn2 stock SRPM (out-of-bounds write in jpc encoder; jasper-2.0.14-CVE-2020-27828.patch)
  • Import CVE-2021-3443 patch from amzn2 stock SRPM (NULL pointer dereference in JP2 component reference handling)
  • Import CVE-2021-3467 patch from amzn2 stock SRPM (NULL pointer dereference in CDEF box channel reference handling)
Record
CLSA-2026-1778218633
Updated
2026-11-02
OSVCLSA-2026-1778227041 No score

jasper: Fix of 3 CVEs

  • Add Amazon Linux 2 ELS support (mirrors centos7els branch with .amzn2 dist via / leapfrog over stock 1.900.1-33.amzn2.0.1)
  • Import CVE-2020-27828 patch from amzn2 stock SRPM (out-of-bounds write in jpc encoder; jasper-2.0.14-CVE-2020-27828.patch)
  • Import CVE-2021-3443 patch from amzn2 stock SRPM (NULL pointer dereference in JP2 component reference handling)
  • Import CVE-2021-3467 patch from amzn2 stock SRPM (NULL pointer dereference in CDEF box channel reference handling)
Record
CLSA-2026-1778227041
Updated
2026-11-02
OSVCLSA-2026-1792442076 No score

jasper: Fix of 4 CVEs

  • Add Amazon Linux 2 ELS support (mirrors centos7els branch with .amzn2 dist via / leapfrog over stock 1.900.1-33.amzn2.0.1)
  • Import CVE-2020-27828 patch from amzn2 stock SRPM (out-of-bounds write in jpc encoder; jasper-2.0.14-CVE-2020-27828.patch)
  • Import CVE-2021-3443 patch from amzn2 stock SRPM (NULL pointer dereference in JP2 component reference handling)
  • Import CVE-2021-3467 patch from amzn2 stock SRPM (NULL pointer dereference in CDEF box channel reference handling)
Record
CLSA-2026-1792442076
Updated
2026-11-02
OSVMGASA-2020-0463 No score

Updated jasper packages fix security vulnerability

There's a flaw in jasper's jpc encoder in versions prior to 2.0.23. Crafted input provided to jasper by an attacker could cause an arbitrary out-of-bounds write. This could potentially affect data confidentiality, integrity, or application availability (CVE-2020-27828).

Record
MGASA-2020-0463
Updated
2026-11-02
OSVopenSUSE-SU-2021:0303-1 No score

Security update for jasper

This update for jasper fixes the following issues:

  • bsc#1179748 CVE-2020-27828: Fix heap overflow by checking maxrlvls
  • bsc#1181483 CVE-2021-3272: Fix buffer over-read in jp2_decode

This update was imported from the SUSE:SLE-15:Update update project.

Record
openSUSE-SU-2021:0303-1
Updated
2026-11-02
OSVopenSUSE-SU-2024:10869-1 No score

jasper-2.0.33-1.2 on GA media

These are all security issues fixed in the jasper-2.0.33-1.2 package on the GA media of openSUSE Tumbleweed.

Record
openSUSE-SU-2024:10869-1
Updated
2026-11-02
OSVSUSE-SU-2021:0488-1 No score

Security update for jasper

This update for jasper fixes the following issues:

  • bsc#1179748 CVE-2020-27828: Fix heap overflow by checking maxrlvls
  • bsc#1181483 CVE-2021-3272: Fix buffer over-read in jp2_decode
Record
SUSE-SU-2021:0488-1
Updated
2026-11-02
OSVSUSE-SU-2021:0489-1 No score

Security update for jasper

This update for jasper fixes the following issues:

  • bsc#1179748 CVE-2020-27828: Fix heap overflow by checking maxrlvls
  • bsc#1181483 CVE-2021-3272: Fix buffer over-read in jp2_decode
Record
SUSE-SU-2021:0489-1
Updated
2026-11-02
OSVSUSE-SU-2021:14627-1 No score

Security update for jasper

This update for jasper fixes the following issues:

  • bsc#1179748 CVE-2020-27828: Fix heap overflow by checking maxrlvls
  • bsc#1181483 CVE-2021-3272: Fix buffer over-read in jp2_decode
Record
SUSE-SU-2021:14627-1
Updated
2026-11-02
OSVUSN-4688-1 No score

jasper vulnerabilities

It was discovered that Jasper incorrectly certain files. An attacker could possibly use this issue to cause a crash. (CVE-2018-18873)

It was discovered that Jasper incorrectly handled certain files. An attacker could possibly use this issue to cause a denial of service. (CVE-2018-19542)

It was discovered that Jasper incorrectly handled certain JPC encoders. An attacker could possibly use this issue to execute arbitrary code. (CVE-2020-27828)

It was discovered that Jasper incorrectly handled certain images. An attacker could possibly use this issue to expose sensitive information or cause a crash. (CVE-2017-9782)

Record
USN-4688-1
Updated
2026-11-02

Affected products

Affected packages

Affected packages
PackageAffectedFixed
jasper-devel
AlmaLinux:8
From an advisory covering 4 CVEs
before 2.0.14-5.el8
2.0.14-5.el8
jasper-libs
AlmaLinux:8
From an advisory covering 4 CVEs
before 2.0.14-5.el8
2.0.14-5.el8
jasper
TuxCare:OracleLinux:7
From an advisory covering 3 CVEs
before 1.900.1-33.el7.tuxcare.els6
1.900.1-33.el7.tuxcare.els6
jasper-devel
TuxCare:OracleLinux:7
From an advisory covering 3 CVEs
before 1.900.1-33.el7.tuxcare.els6
1.900.1-33.el7.tuxcare.els6
jasper-libs
TuxCare:OracleLinux:7
From an advisory covering 3 CVEs
before 1.900.1-33.el7.tuxcare.els6
1.900.1-33.el7.tuxcare.els6
jasper-utils
TuxCare:OracleLinux:7
From an advisory covering 3 CVEs
before 1.900.1-33.el7.tuxcare.els6
1.900.1-33.el7.tuxcare.els6
jasper
TuxCare:CentOS:7
From an advisory covering 3 CVEs
before 1.900.1-33.el7.tuxcare.els6
1.900.1-33.el7.tuxcare.els6
jasper-devel
TuxCare:CentOS:7
From an advisory covering 3 CVEs
before 1.900.1-33.el7.tuxcare.els6
1.900.1-33.el7.tuxcare.els6
jasper-libs
TuxCare:CentOS:7
From an advisory covering 3 CVEs
before 1.900.1-33.el7.tuxcare.els6
1.900.1-33.el7.tuxcare.els6
jasper-utils
TuxCare:CentOS:7
From an advisory covering 3 CVEs
before 1.900.1-33.el7.tuxcare.els6
1.900.1-33.el7.tuxcare.els6
Show 55 moreShow less
Affected packages
PackageAffectedFixed
jasper
TuxCare:RHEL:7
From an advisory covering 3 CVEs
before 1.900.1-33.el7.tuxcare.els6
1.900.1-33.el7.tuxcare.els6
jasper-devel
TuxCare:RHEL:7
From an advisory covering 3 CVEs
before 1.900.1-33.el7.tuxcare.els6
1.900.1-33.el7.tuxcare.els6
jasper-libs
TuxCare:RHEL:7
From an advisory covering 3 CVEs
before 1.900.1-33.el7.tuxcare.els6
1.900.1-33.el7.tuxcare.els6
jasper-utils
TuxCare:RHEL:7
From an advisory covering 3 CVEs
before 1.900.1-33.el7.tuxcare.els6
1.900.1-33.el7.tuxcare.els6
jasper
Mageia:7
before 2.0.23-1.mga7
2.0.23-1.mga7
jasper
Red Hat:enterprise_linux:8::appstream
From an advisory covering 4 CVEs
before 0:2.0.14-5.el8
0:2.0.14-5.el8
jasper-debuginfo
Red Hat:enterprise_linux:8::appstream
From an advisory covering 4 CVEs
before 0:2.0.14-5.el8
0:2.0.14-5.el8
jasper-debugsource
Red Hat:enterprise_linux:8::appstream
From an advisory covering 4 CVEs
before 0:2.0.14-5.el8
0:2.0.14-5.el8
jasper-libs
Red Hat:enterprise_linux:8::appstream
From an advisory covering 4 CVEs
before 0:2.0.14-5.el8
0:2.0.14-5.el8
jasper-libs-debuginfo
Red Hat:enterprise_linux:8::appstream
From an advisory covering 4 CVEs
before 0:2.0.14-5.el8
0:2.0.14-5.el8
jasper-utils-debuginfo
Red Hat:enterprise_linux:8::appstream
From an advisory covering 4 CVEs
before 0:2.0.14-5.el8
0:2.0.14-5.el8
jasper-debuginfo
Red Hat:enterprise_linux:8::crb
From an advisory covering 4 CVEs
before 0:2.0.14-5.el8
0:2.0.14-5.el8
jasper-debugsource
Red Hat:enterprise_linux:8::crb
From an advisory covering 4 CVEs
before 0:2.0.14-5.el8
0:2.0.14-5.el8
jasper-devel
Red Hat:enterprise_linux:8::crb
From an advisory covering 4 CVEs
before 0:2.0.14-5.el8
0:2.0.14-5.el8
jasper-libs-debuginfo
Red Hat:enterprise_linux:8::crb
From an advisory covering 4 CVEs
before 0:2.0.14-5.el8
0:2.0.14-5.el8
jasper-utils-debuginfo
Red Hat:enterprise_linux:8::crb
From an advisory covering 4 CVEs
before 0:2.0.14-5.el8
0:2.0.14-5.el8
jasper
Rocky Linux:8
From an advisory covering 4 CVEs
before 0:2.0.14-5.el8
0:2.0.14-5.el8
jasper
SUSE:Linux Enterprise Module for Basesystem 15 SP2
From an advisory covering 2 CVEs
before 2.0.14-3.19.1
2.0.14-3.19.1
jasper
SUSE:Linux Enterprise Module for Desktop Applications 15 SP2
From an advisory covering 2 CVEs
before 2.0.14-3.19.1
2.0.14-3.19.1
jasper
SUSE:Linux Enterprise High Performance Computing 15-ESPOS
From an advisory covering 2 CVEs
before 2.0.14-3.19.1
2.0.14-3.19.1
jasper
SUSE:Linux Enterprise High Performance Computing 15-LTSS
From an advisory covering 2 CVEs
before 2.0.14-3.19.1
2.0.14-3.19.1
jasper
SUSE:Linux Enterprise High Performance Computing 15 SP1-ESPOS
From an advisory covering 2 CVEs
before 2.0.14-3.19.1
2.0.14-3.19.1
jasper
SUSE:Linux Enterprise High Performance Computing 15 SP1-LTSS
From an advisory covering 2 CVEs
before 2.0.14-3.19.1
2.0.14-3.19.1
jasper
SUSE:Linux Enterprise Server 15-LTSS
From an advisory covering 2 CVEs
before 2.0.14-3.19.1
2.0.14-3.19.1
jasper
SUSE:Linux Enterprise Server 15 SP1-BCL
From an advisory covering 2 CVEs
before 2.0.14-3.19.1
2.0.14-3.19.1
jasper
SUSE:Linux Enterprise Server 15 SP1-LTSS
From an advisory covering 2 CVEs
before 2.0.14-3.19.1
2.0.14-3.19.1
jasper
SUSE:Linux Enterprise Server for SAP Applications 15
From an advisory covering 2 CVEs
before 2.0.14-3.19.1
2.0.14-3.19.1
jasper
SUSE:Linux Enterprise Server for SAP Applications 15 SP1
From an advisory covering 2 CVEs
before 2.0.14-3.19.1
2.0.14-3.19.1
jasper
SUSE:Manager Proxy 4.0
From an advisory covering 2 CVEs
before 2.0.14-3.19.1
2.0.14-3.19.1
jasper
SUSE:Manager Retail Branch Server 4.0
From an advisory covering 2 CVEs
before 2.0.14-3.19.1
2.0.14-3.19.1
jasper
SUSE:Manager Server 4.0
From an advisory covering 2 CVEs
before 2.0.14-3.19.1
2.0.14-3.19.1
jasper
SUSE:Enterprise Storage 6
From an advisory covering 2 CVEs
before 2.0.14-3.19.1
2.0.14-3.19.1
jasper
SUSE:HPE Helion OpenStack 8
From an advisory covering 2 CVEs
before 1.900.14-195.25.1
1.900.14-195.25.1
jasper
SUSE:OpenStack Cloud 7
From an advisory covering 2 CVEs
before 1.900.14-195.25.1
1.900.14-195.25.1
jasper
SUSE:OpenStack Cloud 8
From an advisory covering 2 CVEs
before 1.900.14-195.25.1
1.900.14-195.25.1
jasper
SUSE:OpenStack Cloud 9
From an advisory covering 2 CVEs
before 1.900.14-195.25.1
1.900.14-195.25.1
jasper
SUSE:OpenStack Cloud Crowbar 8
From an advisory covering 2 CVEs
before 1.900.14-195.25.1
1.900.14-195.25.1
jasper
SUSE:OpenStack Cloud Crowbar 9
From an advisory covering 2 CVEs
before 1.900.14-195.25.1
1.900.14-195.25.1
jasper
SUSE:Linux Enterprise Server for SAP Applications 12 SP2
From an advisory covering 2 CVEs
before 1.900.14-195.25.1
1.900.14-195.25.1
jasper
SUSE:Linux Enterprise Server for SAP Applications 12 SP3
From an advisory covering 2 CVEs
before 1.900.14-195.25.1
1.900.14-195.25.1
jasper
SUSE:Linux Enterprise Server for SAP Applications 12 SP4
From an advisory covering 2 CVEs
before 1.900.14-195.25.1
1.900.14-195.25.1
jasper
SUSE:Linux Enterprise Software Development Kit 12 SP5
From an advisory covering 2 CVEs
before 1.900.14-195.25.1
1.900.14-195.25.1
jasper
SUSE:Linux Enterprise Server 12 SP2-LTSS
From an advisory covering 2 CVEs
before 1.900.14-195.25.1
1.900.14-195.25.1
jasper
SUSE:Linux Enterprise Server 12 SP2-BCL
From an advisory covering 2 CVEs
before 1.900.14-195.25.1
1.900.14-195.25.1
jasper
SUSE:Linux Enterprise Server 12 SP3-LTSS
From an advisory covering 2 CVEs
before 1.900.14-195.25.1
1.900.14-195.25.1
jasper
SUSE:Linux Enterprise Server 12 SP3-BCL
From an advisory covering 2 CVEs
before 1.900.14-195.25.1
1.900.14-195.25.1
jasper
SUSE:Linux Enterprise Server 12 SP4-LTSS
From an advisory covering 2 CVEs
before 1.900.14-195.25.1
1.900.14-195.25.1
jasper
SUSE:Linux Enterprise Server 12 SP5
From an advisory covering 2 CVEs
before 1.900.14-195.25.1
1.900.14-195.25.1
jasper
SUSE:Linux Enterprise Server for SAP Applications 12 SP5
From an advisory covering 2 CVEs
before 1.900.14-195.25.1
1.900.14-195.25.1
jasper
SUSE:Linux Enterprise Point of Sale 11 SP3
From an advisory covering 2 CVEs
before 1.900.14-134.33.20.1
1.900.14-134.33.20.1
jasper
SUSE:Linux Enterprise Server 11 SP4-LTSS
From an advisory covering 2 CVEs
before 1.900.14-134.33.20.1
1.900.14-134.33.20.1
jasper
Ubuntu:16.04:LTS
before 1.900.1-debian1-2.4ubuntu1.3, plus listed versions
1.900.1-debian1-2.41.900.1-debian1-2.4ubuntu11.900.1-debian1-2.4ubuntu1.11.900.1-debian1-2.4ubuntu1.2
1.900.1-debian1-2.4ubuntu1.3
jasper
Ubuntu:16.04:LTS
From an advisory covering 4 CVEs
before 1.900.1-debian1-2.4ubuntu1.3, plus listed versions
1.900.1-debian1-2.41.900.1-debian1-2.4ubuntu11.900.1-debian1-2.4ubuntu1.11.900.1-debian1-2.4ubuntu1.2
1.900.1-debian1-2.4ubuntu1.3
jasper
openSUSE:Leap 15.2
From an advisory covering 2 CVEs
before 2.0.14-lp152.7.6.1
2.0.14-lp152.7.6.1
jasper
openSUSE:Tumbleweed
From an advisory covering 38 CVEs
before 2.0.33-1.2
2.0.33-1.2

History

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

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

In short

CVE-2020-27828 is a high vulnerability (CVSS 7.8) in Jasper Project Jasper, published December 11, 2020. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.39%, the 72nd percentile. Fixed in jasper 2.0.23-1.mga7.

References

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