CVE-2013-4563

Exploitation

Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.

SSVC decision

Not assessed by CISA

EPSS probability

3.90% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 89.3% of scored records. A rank, not a probability.

NVD base score

The NVD has published no score for this record

NVD CVSS vector

No NVD score to derive

NVD analysis status

Modified. NVD last modified this record on 2026-06-16.

Red Hat severity

Important. Red Hat's rating for its own products, not a CVSS rating.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

Published

2013-11-19 15:00Z12 YR AGO

Last updated

2024-08-06 16:45Z2 YR AGO

Reserved

2013-06-12

Assigning CNA

redhat

Record state

PUBLISHED

Severity

Not rated by the issuing CNA

CNA CVSS vector

Not published by the issuing CNA

Weaknesses

• CWE-189

Data version

5.1

Document digest

db8292aed330893c2fa8673925fbffe91a163e5847d1b6dccf0f571a1c35b6ff

• www.ubuntu.comUSN-2113-1http://www.ubuntu.com/usn/USN-2113-1vendor-advisoryx_refsource_UBUNTU
• git.kernel.orghttp://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=0e033e04c2678dbbe74a46b23fffb7bb918c288ex_refsource_CONFIRM
• www.ubuntu.comUSN-2117-1http://www.ubuntu.com/usn/USN-2117-1vendor-advisoryx_refsource_UBUNTU
• github.comhttps://github.com/torvalds/linux/commit/0e033e04c2678dbbe74a46b23fffb7bb918c288ex_refsource_CONFIRM
• bugzilla.redhat.comhttps://bugzilla.redhat.com/show_bug.cgi?id=1030015x_refsource_CONFIRM
• lists.opensuse.orgopenSUSE-SU-2014:0205http://lists.opensuse.org/opensuse-security-announce/2014-02/msg00003.htmlvendor-advisoryx_refsource_SUSE
• www.openwall.com[oss-security] 20131113 CVE-2013-4563 -- Linux kernel: net: large udp packet over IPv6 over UFO-enabled device with TBF qdisc panichttp://www.openwall.com/lists/oss-security/2013/11/13/9mailing-listx_refsource_MLIST