CVE-2018-6797
Published: 14 April 2018
An issue was discovered in Perl 5.18 through 5.26. A crafted regular expression can cause a heap-based buffer overflow, with control over the bytes written.
Notes
| Author | Note |
|---|---|
| ratliff | Fix developed by Yves Orton and Karl Williamson |
| mdeslaur | code is different in trusty, backport difficult and prone to introducing regressions. Marking as ignored. |
Priority
Status
| Package | Release | Status |
|---|---|---|
|
perl Launchpad, Ubuntu, Debian |
artful |
Released
(5.26.0-8ubuntu1.1)
|
| trusty |
Ignored
|
|
| upstream |
Needs triage
|
|
| xenial |
Released
(5.22.1-9ubuntu0.3)
|
|
|
Patches: upstream: https://perl5.git.perl.org/perl.git/commitdiff/510cc261d965ccfa427900ebb368fc4d337442d2 upstream: https://perl5.git.perl.org/perl.git/commitdiff/abe1e6c568b96bcb382dfa4f61c56d1ab001ea51 |
||
Severity score breakdown
| Parameter | Value |
|---|---|
| Base score | 9.8 |
| Attack vector | Network |
| Attack complexity | Low |
| Privileges required | None |
| User interaction | None |
| Scope | Unchanged |
| Confidentiality | High |
| Integrity impact | High |
| Availability impact | High |
| Vector | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |