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CVE-2020-24890

libraw 20.0 has a null pointer dereference vulnerability in parse_tiff_ifd in src/metadata/tiff...

5.5 MediumFix availableDisputed

libraw 20.0 has a null pointer dereference vulnerability in parse_tiff_ifd in src/metadata/tiff.cpp, which may result in context-dependent arbitrary code execution. Note: this vulnerability occurs only if you compile the software in a certain way

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
None
Integrity
None
Availability
High

Exploit likelihood

1.56%Up 0.1 points since Apr 14, 2021
90%50%10%1%

What each source reports

NVD Score used 5.5

libraw 20.0 has a null pointer dereference vulnerability in parse_tiff_ifd in src/metadata/tiff.cpp, which may result in context-dependent arbitrary code execution. Note: this vulnerability occurs only if you compile the software in a certain way

Record
CVE-2020-24890
CVSS 3.1
5.5 MediumCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
CVSS 2.0
2.6 LowAV:N/AC:H/Au:N/C:N/I:N/A:P
Weakness
CWE-476
Updated
2026-11-02
CVE List No score

libraw 20.0 has a null pointer dereference vulnerability in parse_tiff_ifd in src/metadata/tiff.cpp, which may result in context-dependent arbitrary code execution. Note: this vulnerability occurs only if you compile the software in a certain way

Record
CVE-2020-24890
Updated
2026-11-02
EUVDEUVD-2020-17598 No score

libraw 20.0 has a null pointer dereference vulnerability in parse_tiff_ifd in src/metadata/tiff.cpp, which may result in context-dependent arbitrary code execution. Note: this vulnerability occurs only if you compile the software in a certain way

Record
EUVD-2020-17598
Updated
2026-11-03
GitHub AdvisoriesGHSA-962x-c789-66rf 5.5

libraw 20.0 has a null pointer dereference vulnerability in parse_tiff_ifd in src/metadata/tiff...

libraw 20.0 has a null pointer dereference vulnerability in parse_tiff_ifd in src/metadata/tiff.cpp, which may result in context-dependent arbitrary code execution.

Record
GHSA-962x-c789-66rf
CVSS 3.1
5.5 MediumCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Weakness
CWE-476
Updated
2026-11-02
OSVALPINE-CVE-2020-24890 5.5

libraw 20.0 has a null pointer dereference vulnerability in parse_tiff_ifd in src/metadata/tiff.cpp, which may result in context-dependent arbitrary code execution. Note: this vulnerability occurs only if you compile the software in a certain way

Record
ALPINE-CVE-2020-24890
CVSS 3.1
5.5 MediumCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Updated
2026-11-03
OSV 5.5

libraw 20.0 has a null pointer dereference vulnerability in parse_tiff_ifd in src/metadata/tiff.cpp, which may result in context-dependent arbitrary code execution. Note: this vulnerability occurs only if you compile the software in a certain way

Record
CVE-2020-24890
CVSS 3.1
5.5 MediumCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Updated
2026-11-02
OSVDEBIAN-CVE-2020-24890 5.5

libraw 20.0 has a null pointer dereference vulnerability in parse_tiff_ifd in src/metadata/tiff.cpp, which may result in context-dependent arbitrary code execution. Note: this vulnerability occurs only if you compile the software in a certain way

Record
DEBIAN-CVE-2020-24890
CVSS 3.1
5.5 MediumCVSS:3.1/AV:L/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
libraw
Alpine:v3.13
 before 0.20.0-r0
0.20.0-r0
libraw
Alpine:v3.14
 before 0.20.0-r0
0.20.0-r0
libraw
Alpine:v3.15
 before 0.20.0-r0
0.20.0-r0
libraw
Alpine:v3.16
 before 0.20.0-r0
0.20.0-r0
libraw
Alpine:v3.17
 before 0.20.0-r0
0.20.0-r0
libraw
Alpine:v3.18
 before 0.20.0-r0
0.20.0-r0
libraw
Alpine:v3.19
 before 0.20.0-r0
0.20.0-r0
libraw
Alpine:v3.20
 before 0.20.0-r0
0.20.0-r0
libraw
Alpine:v3.21
 before 0.20.0-r0
0.20.0-r0
libraw
Alpine:v3.22
 before 0.20.0-r0
0.20.0-r0
Show 5 moreShow less
Affected packages
PackageAffectedFixed
libraw
Alpine:v3.23
 before 0.20.0-r0
0.20.0-r0
libraw
Alpine:v3.24
 before 0.20.0-r0
0.20.0-r0
libraw
Debian:12
 All versions, plus listed versions
0.20.2-2.10.20.2-2.1+deb12u10.20.2-2.1+deb12u20.21.1-10.21.1-2
Show 19 moreShow less
0.21.1-30.21.1-40.21.1-50.21.1-60.21.1-70.21.2-10.21.2-20.21.2-2.10.21.2-2.1~exp10.21.3-10.21.4-10.21.4-20.21.4-3~exp10.21.4-3~exp20.21.5b-10.22.0-1~exp10.22.1-10.22.1-1~exp10.22.1-1~exp2
 None known
libraw
Debian:13
 All versions, plus listed versions
0.21.4-20.21.4-2+deb13u10.21.4-3~exp10.21.4-3~exp20.21.5b-1
Show 4 moreShow less
0.22.0-1~exp10.22.1-10.22.1-1~exp10.22.1-1~exp2
 None known
libraw
Debian:14
 All versions, plus listed versions
0.21.4-20.21.4-3~exp10.21.4-3~exp20.21.5b-10.22.0-1~exp10.22.1-10.22.1-1~exp10.22.1-1~exp2
 None known

History

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

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

In short

CVE-2020-24890 is a medium vulnerability (CVSS 5.5) in Libraw, published September 16, 2020. Its validity is disputed. EPSS puts the chance of exploitation in the next 30 days at 1.56%, the 75th percentile. Fixed in libraw 0.20.0-r0.

References

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