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CVE-2019-6988

An issue was discovered in OpenJPEG 2.3.0. It allows remote attackers to cause a denial of...

6.5 Medium

An issue was discovered in OpenJPEG 2.3.0. It allows remote attackers to cause a denial of service (attempted excessive memory allocation) in opj_calloc in openjp2/opj_malloc.c, when called from opj_tcd_init_tile in openjp2/tcd.c, as demonstrated by the 64-bit opj_decompress.

Attack profile

How easy it is to exploit

Attack vector
Network
Complexity
Low
Privileges needed
None
User interaction
Required

What an attacker can affect

Confidentiality
None
Integrity
None
Availability
High

Exploit likelihood

1.72%Up 0.7 points since Apr 14, 2021
90%50%10%1%

What each source reports

NVD Score used 6.5

An issue was discovered in OpenJPEG 2.3.0. It allows remote attackers to cause a denial of service (attempted excessive memory allocation) in opj_calloc in openjp2/opj_malloc.c, when called from opj_tcd_init_tile in openjp2/tcd.c, as demonstrated by the 64-bit opj_decompress.

Record
CVE-2019-6988
CVSS 3.0
6.5 MediumCVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
CVSS 2.0
4.3 MediumAV:N/AC:M/Au:N/C:N/I:N/A:P
Weakness
CWE-770
Updated
2026-11-02
CVE List No score

An issue was discovered in OpenJPEG 2.3.0. It allows remote attackers to cause a denial of service (attempted excessive memory allocation) in opj_calloc in openjp2/opj_malloc.c, when called from opj_tcd_init_tile in openjp2/tcd.c, as demonstrated by the 64-bit opj_decompress.

Record
CVE-2019-6988
Updated
2026-11-02
EUVDEUVD-2019-16539 No score

An issue was discovered in OpenJPEG 2.3.0. It allows remote attackers to cause a denial of service (attempted excessive memory allocation) in opj_calloc in openjp2/opj_malloc.c, when called from opj_tcd_init_tile in openjp2/tcd.c, as demonstrated by the 64-bit opj_decompress.

Record
EUVD-2019-16539
Updated
2026-11-03
GitHub AdvisoriesGHSA-g9xc-m7jr-85x9 6.5

An issue was discovered in OpenJPEG 2.3.0. It allows remote attackers to cause a denial of...

An issue was discovered in OpenJPEG 2.3.0. It allows remote attackers to cause a denial of service (attempted excessive memory allocation) in opj_calloc in openjp2/opj_malloc.c, when called from opj_tcd_init_tile in openjp2/tcd.c, as demonstrated by the 64-bit opj_decompress.

Record
GHSA-g9xc-m7jr-85x9
CVSS 3.0
6.5 MediumCVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Weakness
CWE-770
Updated
2026-11-02
OSV 6.5

An issue was discovered in OpenJPEG 2.3.0. It allows remote attackers to cause a denial of service (attempted excessive memory allocation) in opj_calloc in openjp2/opj_malloc.c, when called from opj_tcd_init_tile in openjp2/tcd.c, as demonstrated by the 64-bit opj_decompress.

Record
CVE-2019-6988
CVSS 3.0
6.5 MediumCVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Updated
2026-11-02
OSVDEBIAN-CVE-2019-6988 6.5

An issue was discovered in OpenJPEG 2.3.0. It allows remote attackers to cause a denial of service (attempted excessive memory allocation) in opj_calloc in openjp2/opj_malloc.c, when called from opj_tcd_init_tile in openjp2/tcd.c, as demonstrated by the 64-bit opj_decompress.

Record
DEBIAN-CVE-2019-6988
CVSS 3.0
6.5 MediumCVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Updated
2026-11-02
OSVUBUNTU-CVE-2019-6988 6.5

An issue was discovered in OpenJPEG 2.3.0. It allows remote attackers to cause a denial of service (attempted excessive memory allocation) in opj_calloc in openjp2/opj_malloc.c, when called from opj_tcd_init_tile in openjp2/tcd.c, as demonstrated by the 64-bit opj_decompress.

Record
UBUNTU-CVE-2019-6988
CVSS 3.0
6.5 MediumCVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Updated
2026-11-02

Affected products

Affected packages

Affected packages
PackageAffectedFixed
openjpeg2
Debian:12
 All versions, plus listed versions
2.5.0-22.5.0-2+deb12u12.5.0-2+deb12u22.5.0-2+deb12u32.5.3-1
Show 8 moreShow less
2.5.3-1~exp12.5.3-1~exp22.5.3-22.5.3-2.12.5.3-2.1~deb13u12.5.3-2.1~deb13u22.5.4-12.5.4-1.1
 None known
openjpeg2
Debian:13
 All versions, plus listed versions
2.5.3-22.5.3-2.12.5.3-2.1~deb13u12.5.3-2.1~deb13u22.5.4-12.5.4-1.1
 None known
openjpeg2
Debian:14
 All versions, plus listed versions
2.5.3-22.5.3-2.12.5.3-2.1~deb13u12.5.3-2.1~deb13u22.5.4-12.5.4-1.1
 None known
ghostscript
Ubuntu:Pro:16.04:LTS
 All versions, plus listed versions
9.16~dfsg~0-0ubuntu39.16~dfsg~0-0ubuntu49.18~dfsg~0-0ubuntu19.18~dfsg~0-0ubuntu29.18~dfsg~0-0ubuntu2.2
Show 33 moreShow less
9.18~dfsg~0-0ubuntu2.39.18~dfsg~0-0ubuntu2.49.18~dfsg~0-0ubuntu2.69.18~dfsg~0-0ubuntu2.79.18~dfsg~0-0ubuntu2.89.18~dfsg~0-0ubuntu2.99.25~dfsg+1-0ubuntu0.16.04.19.25~dfsg+1-0ubuntu0.16.04.29.25~dfsg+1-0ubuntu0.16.04.39.26~dfsg+0-0ubuntu0.16.04.19.26~dfsg+0-0ubuntu0.16.04.39.26~dfsg+0-0ubuntu0.16.04.49.26~dfsg+0-0ubuntu0.16.04.59.26~dfsg+0-0ubuntu0.16.04.69.26~dfsg+0-0ubuntu0.16.04.79.26~dfsg+0-0ubuntu0.16.04.89.26~dfsg+0-0ubuntu0.16.04.99.26~dfsg+0-0ubuntu0.16.04.109.26~dfsg+0-0ubuntu0.16.04.119.26~dfsg+0-0ubuntu0.16.04.129.26~dfsg+0-0ubuntu0.16.04.139.26~dfsg+0-0ubuntu0.16.04.149.26~dfsg+0-0ubuntu0.16.04.14+esm19.26~dfsg+0-0ubuntu0.16.04.14+esm29.26~dfsg+0-0ubuntu0.16.04.14+esm39.26~dfsg+0-0ubuntu0.16.04.14+esm49.26~dfsg+0-0ubuntu0.16.04.14+esm59.26~dfsg+0-0ubuntu0.16.04.14+esm69.26~dfsg+0-0ubuntu0.16.04.14+esm79.26~dfsg+0-0ubuntu0.16.04.14+esm89.26~dfsg+0-0ubuntu0.16.04.14+esm99.26~dfsg+0-0ubuntu0.16.04.14+esm109.26~dfsg+0-0ubuntu0.16.04.14+esm11
 None known
openjpeg2
Ubuntu:Pro:16.04:LTS
 All versions, plus listed versions
2.1.0-2.12.1.0-2.1ubuntu0.12.1.2-1.1+deb9u2build0.12.1.2-1.1+deb9u3build0.16.04.12.1.2-1.1+deb9u3ubuntu0.1~esm1
Show 8 moreShow less
2.1.2-1.1+deb9u5build0.16.04.12.1.2-1.1+deb9u5ubuntu0.1~esm12.1.2-1.1+deb9u6build0.16.04.12.1.2-1.1+deb9u6ubuntu0.1~esm12.1.2-1.1+deb9u6ubuntu0.1~esm32.1.2-1.1+deb9u6ubuntu0.1~esm42.1.2-1.1+deb9u6ubuntu0.1~esm62.1.2-1.1+deb9u6ubuntu0.1~esm7
 None known
ghostscript
Ubuntu:Pro:18.04:LTS
 All versions, plus listed versions
9.21~dfsg+1-0ubuntu39.22~dfsg+1-0ubuntu19.22~dfsg+1-0ubuntu1.19.22~dfsg+1-0ubuntu1.29.25~dfsg+1-0ubuntu0.18.04.1
Show 24 moreShow less
9.25~dfsg+1-0ubuntu0.18.04.29.26~dfsg+0-0ubuntu0.18.04.19.26~dfsg+0-0ubuntu0.18.04.39.26~dfsg+0-0ubuntu0.18.04.49.26~dfsg+0-0ubuntu0.18.04.59.26~dfsg+0-0ubuntu0.18.04.69.26~dfsg+0-0ubuntu0.18.04.79.26~dfsg+0-0ubuntu0.18.04.89.26~dfsg+0-0ubuntu0.18.04.99.26~dfsg+0-0ubuntu0.18.04.109.26~dfsg+0-0ubuntu0.18.04.119.26~dfsg+0-0ubuntu0.18.04.129.26~dfsg+0-0ubuntu0.18.04.139.26~dfsg+0-0ubuntu0.18.04.149.26~dfsg+0-0ubuntu0.18.04.159.26~dfsg+0-0ubuntu0.18.04.169.26~dfsg+0-0ubuntu0.18.04.179.26~dfsg+0-0ubuntu0.18.04.189.26~dfsg+0-0ubuntu0.18.04.18+esm19.26~dfsg+0-0ubuntu0.18.04.18+esm29.26~dfsg+0-0ubuntu0.18.04.18+esm39.26~dfsg+0-0ubuntu0.18.04.18+esm49.26~dfsg+0-0ubuntu0.18.04.18+esm59.26~dfsg+0-0ubuntu0.18.04.18+esm6
 None known
openjpeg2
Ubuntu:Pro:18.04:LTS
 All versions, plus listed versions
2.2.0-12.3.0-12.3.0-2build0.18.04.12.3.0-2ubuntu0.1~esm12.3.0-2+deb10u2build0.18.04.1
Show 5 moreShow less
2.3.0-2+deb10u2ubuntu0.1~esm12.3.0-2+deb10u2ubuntu0.1~esm22.3.0-2+deb10u2ubuntu0.1~esm32.3.0-2+deb10u2ubuntu0.1~esm42.3.0-2+deb10u2ubuntu0.1~esm5
 None known
openjpeg2
Ubuntu:Pro:20.04:LTS
 All versions, plus listed versions
2.3.0-22.3.0-2build12.3.1-12.3.1-1ubuntu32.3.1-1ubuntu4
Show 5 moreShow less
2.3.1-1ubuntu4.20.04.12.3.1-1ubuntu4.20.04.22.3.1-1ubuntu4.20.04.32.3.1-1ubuntu4.20.04.42.3.1-1ubuntu4.20.04.4+esm1
 None known
openjpeg2
Ubuntu:22.04:LTS
 All versions, plus listed versions
2.3.1-1ubuntu52.3.1-1ubuntu62.4.0-32.4.0-52.4.0-6
Show 5 moreShow less
2.4.0-6ubuntu0.12.4.0-6ubuntu0.22.4.0-6ubuntu0.32.4.0-6ubuntu0.42.4.0-6ubuntu0.5
 None known
openjpeg2
Ubuntu:24.04:LTS
 All versions, plus listed versions
2.5.0-22.5.0-2build22.5.0-2build32.5.0-2ubuntu0.12.5.0-2ubuntu0.22.5.0-2ubuntu0.32.5.0-2ubuntu0.42.5.0-2ubuntu0.5
 None known
openjpeg2
Ubuntu:25.10
 All versions, plus listed versions
2.5.3-22.5.3-2.12.5.3-2.1ubuntu0.1
 None known
openjpeg2
Ubuntu:26.10
 All versions, plus listed versions
2.5.4-12.5.4-1ubuntu0.12.5.4-1.1
 None known
openjpeg2
Ubuntu:26.04:LTS
 All versions, plus listed versions
2.5.3-2.12.5.4-12.5.4-1ubuntu0.1
 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-2019-6988 is a medium vulnerability (CVSS 6.5) in Uclouvain Openjpeg, published January 28, 2019. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.72%, the 77th percentile. No source names a fixed version.

References

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