CVE-2011-1493 json
Array index error in the rose_parse_national function in net/rose/rose_subr.c in the Linux kernel before 2.6.39 allows remote attackers to…
published 2012-06-21 14 y ago modified 2026-06-16 4 mo ago also EUVD-2011-1496
- cvss
- 7.5
- version 2.0, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 3.3%
- EPSS 3.3% chance of exploitation in 30 days, percentile 88%
- public exploits
- 0
- none known
Summary
Array index error in the rose_parse_national function in net/rose/rose_subr.c in the Linux kernel before 2.6.39 allows remote attackers to cause a denial of service (heap memory corruption) or possibly have unspecified other impact by composing FAC_NATIONAL_DIGIS data that specifies a large number of digipeaters, and then sending this data to a ROSE socket.
Patch / fix
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-2011-1493 updated cvss 8.3
kernel: multiple issues in rose protocol
-
Red Hat Enterprise Linux 4 kernel Red Hat Enterprise Linux 5 kernel Red Hat Enterprise Linux 6 perf, kernel, python-perf, kernel-kdump, kernel-firmware, kernel-bootwrapper, +1 more Red Hat Enterprise MRG 2 kernel-rt, mrg-rt-release, kernel-rt-trace, kernel-rt-vanilla, kernel-rt-firmwarenot 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
3.32% chance of exploitation in the next 30 days, higher than 88% of all scored CVEs (FIRST EPSS, 2026-11-09).
Exploits and checks
- github.com https://github.com/torvalds/linux/commit/be20250c13f88375345ad99950190685eda51eb8 referenced PoC, tagged "exploit" by a source, unverified
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 2.0 | 7.5 | AV:N/AC:L/Au:N/C:P/I:P/A:P |
Classification
- Technology feeds
References
-
github.com
/torvalds/linux/commit/be20250c13f88375345ad99950190685eda51eb8
exploit, patch
-
lists.opensuse.org
/opensuse-security-announce/2015-04/msg00020.html
vendor-advisory
- git.kernel.org /?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=be20250c13f88375345ad99950190685eda51eb8
- bugzilla.redhat.com /show_bug.cgi?id=770777
-
openwall.com
/lists/oss-security/2011/04/05/19
mailing-list
- ftp.osuosl.org /pub/linux/kernel/v2.6/ChangeLog-2.6.39
Sources
- CVE List CVE-2011-1493
- NVD CVE-2011-1493
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.