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CVE-2025-2357

DCMTK dcmjpls JPEG-LS Decoder memory corruption

5.3 MediumFix available

A vulnerability was found in DCMTK 3.6.9. It has been declared as critical. This vulnerability affects unknown code of the component dcmjpls JPEG-LS Decoder. The manipulation leads to memory corruption. The attack can be initiated remotely. The exploit has been disclosed to the public and may be used. The name of the patch is 3239a7915. It is recommended to apply a patch to fix this issue.

Attack profile

How easy it is to exploit

Attack vector
Network
Complexity
Low
Privileges needed
None
User interaction
Passive

What an attacker can affect

Confidentiality
Low
Integrity
Low
Availability
Low

Exploit likelihood

0.44%Up 0.4 points since Mar 17, 2025
90%50%10%1%

What each source reports

CVE List Score used 5.3

DCMTK dcmjpls JPEG-LS Decoder memory corruption

A vulnerability was found in DCMTK 3.6.9. It has been declared as critical. This vulnerability affects unknown code of the component dcmjpls JPEG-LS Decoder. The manipulation leads to memory corruption. The attack can be initiated remotely. The exploit has been disclosed to the public and may be used. The name of the patch is 3239a7915. It is recommended to apply a patch to fix this issue.

Record
CVE-2025-2357
CVSS 4.0
5.3 MediumCVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N
CVSS 3.1
6.3 MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L
CVSS 3.0
6.3 MediumCVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L
CVSS 2.0
7.5 AV:N/AC:L/Au:N/C:P/I:P/A:P
Weakness
CWE-119
Updated
2026-11-02
EUVDEUVD-2025-6677 5.3

A vulnerability was found in DCMTK 3.6.9. It has been declared as critical. This vulnerability affects unknown code of the component dcmjpls JPEG-LS Decoder. The manipulation leads to memory corruption. The attack can be initiated remotely. The exploit has been disclosed to the public and may be used. The name of the patch is 3239a7915. It is recommended to apply a patch to fix this issue.

Record
EUVD-2025-6677
CVSS 4.0
5.3 MediumCVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N
Updated
2026-11-02
GitHub AdvisoriesGHSA-vwr6-5rc9-p4cw 5.3

A vulnerability was found in DCMTK 3.6.9. It has been declared as critical. This vulnerability...

A vulnerability was found in DCMTK 3.6.9. It has been declared as critical. This vulnerability affects unknown code of the component dcmjpls JPEG-LS Decoder. The manipulation leads to memory corruption. The attack can be initiated remotely. The exploit has been disclosed to the public and may be used. The name of the patch is 3239a7915. It is recommended to apply a patch to fix this issue.

Record
GHSA-vwr6-5rc9-p4cw
CVSS 4.0
5.3 MediumCVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
CVSS 3.1
6.3 MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L
Weakness
CWE-119
Updated
2026-11-02
NVD 5.3

A vulnerability was found in DCMTK 3.6.9. It has been declared as critical. This vulnerability affects unknown code of the component dcmjpls JPEG-LS Decoder. The manipulation leads to memory corruption. The attack can be initiated remotely. The exploit has been disclosed to the public and may be used. The name of the patch is 3239a7915. It is recommended to apply a patch to fix this issue.

Record
CVE-2025-2357
CVSS 4.0
5.3 MediumCVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
CVSS 3.1
6.3 MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L
CVSS 2.0
7.5 HighAV:N/AC:L/Au:N/C:P/I:P/A:P
Weakness
CWE-119
Updated
2026-11-02
OSV 5.3

DCMTK dcmjpls JPEG-LS Decoder memory corruption

A vulnerability was found in DCMTK 3.6.9. It has been declared as critical. This vulnerability affects unknown code of the component dcmjpls JPEG-LS Decoder. The manipulation leads to memory corruption. The attack can be initiated remotely. The exploit has been disclosed to the public and may be used. The name of the patch is 3239a7915. It is recommended to apply a patch to fix this issue.

Record
CVE-2025-2357
CVSS 4.0
5.3 MediumCVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N
Weakness
CWE-119
Updated
2026-11-02
OSVDEBIAN-CVE-2025-2357 5.3

A vulnerability was found in DCMTK 3.6.9. It has been declared as critical. This vulnerability affects unknown code of the component dcmjpls JPEG-LS Decoder. The manipulation leads to memory corruption. The attack can be initiated remotely. The exploit has been disclosed to the public and may be used. The name of the patch is 3239a7915. It is recommended to apply a patch to fix this issue.

Record
DEBIAN-CVE-2025-2357
CVSS 4.0
5.3 MediumCVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
Updated
2026-11-02
OSVUBUNTU-CVE-2025-2357 5.3

A vulnerability was found in DCMTK 3.6.9. It has been declared as critical. This vulnerability affects unknown code of the component dcmjpls JPEG-LS Decoder. The manipulation leads to memory corruption. The attack can be initiated remotely. The exploit has been disclosed to the public and may be used. The name of the patch is 3239a7915. It is recommended to apply a patch to fix this issue.

Record
UBUNTU-CVE-2025-2357
CVSS 4.0
5.3 MediumCVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N
CVSS 3.1
6.3 MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L
Updated
2026-11-02
OSVMGASA-2025-0117 No score

Updated dcmtk packages fix security vulnerability

DCMTK dcmjpls JPEG-LS Decoder memory corruption. (CVE-2025-2357)

Record
MGASA-2025-0117
Updated
2026-11-02
OSVopenSUSE-SU-2025:14901-1 No score

dcmtk-3.6.9-3.1 on GA media

These are all security issues fixed in the dcmtk-3.6.9-3.1 package on the GA media of openSUSE Tumbleweed.

Record
openSUSE-SU-2025:14901-1
Updated
2026-11-02

Affected products

Affected packages

Affected packages
PackageAffectedFixed
dcmtk
Debian:12
 before 3.6.7-9~deb12u4, plus listed versions
3.6.7-83.6.7-9~deb12u13.6.7-9~deb12u23.6.7-9~deb12u3
3.6.7-9~deb12u4
dcmtk
Debian:13
 before 3.6.9-5
3.6.9-5
dcmtk
Debian:14
 before 3.6.9-5
3.6.9-5
dcmtk
Debian:11
From an advisory covering 7 CVEs
 before 3.6.5-1+deb11u4, plus listed versions
3.6.5-13.6.5-1+deb11u13.6.5-1+deb11u23.6.5-1+deb11u3
3.6.5-1+deb11u4
dcmtk
Mageia:9
 before 3.6.7-4.5.mga9
3.6.7-4.5.mga9
dcmtk
Ubuntu:Pro:16.04:LTS
 All versions, plus listed versions
3.6.0-15.13.6.1~20150629-53.6.1~20150924-43.6.1~20150924-53.6.1~20150924-5ubuntu0.1~esm13.6.1~20150924-5ubuntu0.1~esm23.6.1~20150924-5ubuntu0.1~esm3
 None known
dcmtk
Ubuntu:Pro:18.04:LTS
 All versions, plus listed versions
3.6.2-23.6.2-2build13.6.2-33.6.2-3build13.6.2-3build2
Show 4 moreShow less
3.6.2-3build33.6.2-3ubuntu0.1~esm13.6.2-3ubuntu0.1~esm23.6.2-3ubuntu0.1~esm3
 None known
dcmtk
Ubuntu:Pro:20.04:LTS
 All versions, plus listed versions
3.6.4-2.13.6.4-2.1build13.6.4-2.1build23.6.4-2.1ubuntu0.1~esm13.6.4-2.1ubuntu0.13.6.4-2.1ubuntu0.1+esm13.6.4-2.1ubuntu0.23.6.4-2.1ubuntu0.2+esm1
 None known
dcmtk
Ubuntu:Pro:22.04:LTS
 All versions, plus listed versions
3.6.5-13.6.6-3ubuntu13.6.6-3ubuntu23.6.6-43.6.6-53.6.6-5ubuntu0.1~esm13.6.6-5ubuntu0.1~esm2
 None known
dcmtk
Ubuntu:Pro:24.04:LTS
 All versions, plus listed versions
3.6.7-93.6.7-9.1build23.6.7-9.1build33.6.7-9.1build43.6.7-9.1ubuntu0.1~esm1
 None known
Show 4 moreShow less
Affected packages
PackageAffectedFixed
dcmtk
Ubuntu:25.10
 All versions, plus listed versions
3.6.9-43.6.9-53.6.9-5build1
 None known
dcmtk
Ubuntu:26.10
 All versions, plus listed versions
3.7.0+really3.6.9-13.7.0+really3.7.0-23.7.0+really3.7.0-53.7.0+really3.7.0-63.7.0+really3.7.0-7ubuntu1
 None known
dcmtk
Ubuntu:26.04:LTS
 All versions, plus listed versions
3.6.9-5build13.6.9-63.7.0+really3.6.9-1
 None known
dcmtk
openSUSE:Tumbleweed
 before 3.6.9-3.1
3.6.9-3.1

History

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

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

In short

CVE-2025-2357 is a medium vulnerability (CVSS 5.3) in Offis Dcmtk, published March 17, 2025. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.44%, the 38th percentile. Fixed in dcmtk 3.6.7-9~deb12u4.

References

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