HIGH🇬🇧 English

CVE-2021-47996

CVSS 8.7v4.0pub. 2026-08-25upd. 2026-09-01

Nokogiri before 1.11.4 (CRuby implementation only, when the packaged/vendored libxml2 is used) bundles libxml2 2.9.10, which is affected by multiple vulnerabilities addressed in libxml2 2.9.12, including a memory leak in xmlSchemaValidateStream (CVE-2019-20388), a global buffer over-read in xmlEncodeEntitiesInternal (CVE-2020-24977), a heap-based buffer overflow (CVE-2021-3517), and an out-of-bounds read (CVE-2021-3518). Processing crafted XML documents may lead to denial of service, information disclosure, or memory corruption.

oryginał EN
CVSS Vector
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/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

  • Nokogiri

    APP
    Nokogiri
    < 1.11.4
🔵
ZWERYFIKUJ U PRODUCENTA
Brak jednoznacznych danych o patchu. Sprawdź referencje od producenta.
Tagi
DoSMemory
CWE
Referencje

Powiązane podatności

CVE-2022-51000CRITICAL9.3ten sam produkt

Nokogiri before 1.13.2 (CRuby, when using packaged libraries) ships vendored libxml2 2.9.12 and libxslt 1.1.34...

CVE-2019-5477CRITICAL9.8PL ✓ten sam produkt

Command injection w Nokogiri v1.10.3 przez metodę load_file

CVE-2022-50998HIGH8.7ten sam produkt

Nokogiri before 1.13.9 (CRuby implementation using packaged libraries) bundles libxml2 v2.9.14, which is affec...

CVE-2022-50999HIGH8.8ten sam produkt

Nokogiri versions before 1.13.5 contain an integer overflow vulnerability in packaged libxml2 buffer handling ...

CVE-2023-54354HIGH8.7ten sam produkt

Nokogiri before 1.14.3 (CRuby implementation only, when using the packaged libxml2) bundles libxml2 v2.10.3, w...