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Fencer Intel
medium 4.4

CVE-2010-4531 json

Stack-based buffer overflow in the ATRDecodeAtr function in the Answer-to-Reset (ATR) Handler (atrhandler.c) for pcscd in PCSC-Lite 1.5.3,…

published 15y ago modified 4mo ago also EUVD-2010-4499

cvss
4.4
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
0.5%
EPSS 0.5% chance of exploitation in 30 days, percentile 42%
public exploits
0
none known

Summary

Stack-based buffer overflow in the ATRDecodeAtr function in the Answer-to-Reset (ATR) Handler (atrhandler.c) for pcscd in PCSC-Lite 1.5.3, and possibly other 1.5.x and 1.6.x versions, allows physically proximate attackers to cause a denial of service (crash) and possibly execute arbitrary code via a smart card with an ATR message containing a long attribute value.

Patch / fix

  • pcsc-lite Debian 14, Debian 13, Debian 12 1.5.5-4

debian advisories DEBIAN-CVE-2010-4531

  • pcsc-lite RHEL 6 1.5.2-11.el6
  • pcsc-lite-libs RHEL 6 1.5.2-11.el6

red hat advisories RHSA-2013:0525

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Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2010-4531 updated cvss 4.6

pcsc-lite: Stack-based buffer overflow in Answer-to-Reset (ATR) decoder

  • Red Hat Enterprise Linux 5 pcsc-lite
    affected: no fix planned “Will not fix”
  • Red Hat Enterprise Linux Desktop (v. 6) pcsc-lite 1.5.2-11.el6, pcsc-lite-libs 1.5.2-11.el6 Red Hat Enterprise Linux Desktop Optional (v. 6) pcsc-lite 1.5.2-11.el6 Red Hat Enterprise Linux HPC Node Optional (v. 6) pcsc-lite 1.5.2-11.el6, pcsc-lite-libs 1.5.2-11.el6 Red Hat Enterprise Linux Server (v. 6) pcsc-lite 1.5.2-11.el6, pcsc-lite-libs 1.5.2-11.el6 Red Hat Enterprise Linux Server Optional (v. 6) pcsc-lite 1.5.2-11.el6 Red Hat Enterprise Linux Workstation (v. 6) pcsc-lite 1.5.2-11.el6, pcsc-lite-libs 1.5.2-11.el6
    +1 more products
    Red Hat Enterprise Linux Workstation Optional (v. 6) pcsc-lite 1.5.2-11.el6
    fixed: vendor fix RHSA-2013:0525

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

Exploit prediction

0.50% chance of exploitation in the next 30 days, higher than 42% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by version score vector
NVD 2.0 4.4 AV:L/AC:M/Au:N/C:P/I:P/A:P

Classification

Weakness
  • CWE-119 Improper Restriction of Operations within the Bounds of a Memory Buffer

References

Sources

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.