CVE-2019-6488

Summary

CVECVE-2019-6488
StatePUBLIC
Assigner[email protected]
Source PriorityCVE Program / NVD first with legacy fallback
Published2019-01-18 19:29:00 UTC
Updated2020-06-13 03:15:00 UTC
DescriptionThe string component in the GNU C Library (aka glibc or libc6) through 2.28, when running on the x32 architecture, incorrectly attempts to use a 64-bit register for size_t in assembly codes, which can lead to a segmentation fault or possibly unspecified other impact, as demonstrated by a crash in __memmove_avx_unaligned_erms in sysdeps/x86_64/multiarch/memmove-vec-unaligned-erms.S during a memcpy.

Risk And Classification

Problem Types: CWE-404

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Application Gnu Glibc All All All All

References

ReferenceSourceLinkTags
24097 – (CVE-2019-6488) Can't use 64-bit register for size_t in assembly codes for x32 (CVE-2019-6488) MISC sourceware.org Issue Tracking, Third Party Advisory
glibc: Multiple vulnerabilities (GLSA 202006-04) — Gentoo security GENTOO security.gentoo.org
GNU glibc CVE-2019-6488 Local Denial of Service Vulnerability BID www.securityfocus.com Third Party Advisory
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

Legacy QID Mappings

  • 591406 Siemens SIMATIC S7-1500 CPU GNU/Linux subsystem Multiple Vulnerabilities (SSB-439005, ICSA-22-104-13)
  • 900018 CBL-Mariner Linux Security Update for glibc 2.28
  • 902879 Common Base Linux Mariner (CBL-Mariner) Security Update for glibc (2550)
  • 905959 Common Base Linux Mariner (CBL-Mariner) Security Update for glibc (2550-1)
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