CVE-2022-23852
- Source
- https://nvd.nist.gov/vuln/detail/CVE-2022-23852
- Import Source
- https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2022-23852.json
- JSON Data
- https://api.test.osv.dev/v1/vulns/CVE-2022-23852
- Aliases
-
- A-221255869
- ASB-A-221255869
- Downstream
- Related
- Published
- 2022-01-24T02:15:06Z
- Modified
- 2025-10-15T13:48:22.872973Z
- Severity
-
- 9.8 (Critical) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H CVSS Calculator
- Summary
- [none]
- Details
-
Expat (aka libexpat) before 2.4.4 has a signed integer overflow in XMLGetBuffer, for configurations with a nonzero XMLCONTEXT_BYTES.
- References
-
- https://cert-portal.siemens.com/productcert/pdf/ssa-484086.pdf
- https://github.com/libexpat/libexpat/pull/550
- https://lists.debian.org/debian-lts-announce/2022/03/msg00007.html
- https://security.gentoo.org/glsa/202209-24
- https://security.netapp.com/advisory/ntap-20220217-0001/
- https://www.debian.org/security/2022/dsa-5073
- https://www.oracle.com/security-alerts/cpuapr2022.html
- https://www.tenable.com/security/tns-2022-05
Affected packages
Git / github.com/libexpat/libexpat
Affected ranges
- Type
- GIT
- Repo
- https://github.com/libexpat/libexpat
- Events
-
Introduced0 Unknown introduced commit / All previous commits are affectedFixed
Affected versions
Other
REC1_0
R_1_95_0
R_1_95_2
R_1_95_3
R_1_95_4
R_1_95_5
R_1_95_6
R_1_95_7
R_1_95_8
R_2_0_0
R_2_0_1
R_2_1_0
R_2_1_1
R_2_2_0
R_2_2_1
R_2_2_10
R_2_2_2
R_2_2_3
R_2_2_4
R_2_2_5
R_2_2_6
R_2_2_7
R_2_2_8
R_2_2_9
R_2_3_0
R_2_4_0
R_2_4_1
R_2_4_2
R_2_4_3
V1990307
V19981122
V19981231
V19990109
V19990425
V19990626
V19990709
V19990728
V19991013
V1_0
V1_1
V20000512
beta2
beta3
beta4
jclark-orig
libexpat-alpha-1
sourceforge_init
start