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Fencer Intel
medium 5.8

CVE-2012-0043 json

Buffer overflow in the reassemble_message function in epan/dissectors/packet-rlc.c in the RLC dissector in Wireshark 1.4.x before 1.4.11 an…

published 2012-04-11 14 y ago modified 2026-06-16 4 mo ago also EUVD-2012-0083

cvss
5.8
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
3.1%
EPSS 3.1% chance of exploitation in 30 days, percentile 87%
public exploits
0
none known

Summary

Buffer overflow in the reassemble_message function in epan/dissectors/packet-rlc.c in the RLC dissector in Wireshark 1.4.x before 1.4.11 and 1.6.x before 1.6.5 allows remote attackers to cause a denial of service (application crash) or possibly execute arbitrary code via a series of fragmented RLC packets.

Patch / fix

  • wireshark Debian 14, Debian 13, Debian 12 1.6.5-1

debian advisories DEBIAN-CVE-2012-0043

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-2012-0043 updated cvss 5.4

wireshark: RLC dissector buffer overflow (wnpa-sec-2012-03)

  • Red Hat Enterprise Linux 4 wireshark Red Hat Enterprise Linux 5 wireshark Red Hat Enterprise Linux 6 wireshark, wireshark-gnome
    not affected: vulnerable code not present

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

3.12% chance of exploitation in the next 30 days, higher than 87% of all scored CVEs (FIRST EPSS, 2026-11-09).

Exploits and checks

  • bugs.wireshark.org https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=6391 referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 2.0 5.8 AV:A/AC:L/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.