Upstream information
Description
Off-by-one error in the pipe_advance function in lib/iov_iter.c in the Linux kernel before 4.9.5 allows local users to obtain sensitive information from uninitialized heap-memory locations in opportunistic circumstances by reading from a pipe after an incorrect buffer-release decision.SUSE information
Overall state of this security issue: Does not affect SUSE products
This issue is currently rated as having moderate severity.
| National Vulnerability Database | |
|---|---|
| Base Score | 2.1 |
| Vector | AV:L/AC:L/Au:N/C:P/I:N/A:N |
| Access Vector | Local |
| Access Complexity | Low |
| Authentication | None |
| Confidentiality Impact | Partial |
| Integrity Impact | None |
| Availability Impact | None |
| National Vulnerability Database | |
|---|---|
| Base Score | 5.5 |
| Vector | AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N |
| Access Vector | Local |
| Access Complexity | Low |
| Privileges Required | Low |
| User Interaction | None |
| Scope | Unchanged |
| Confidentiality Impact | High |
| Integrity Impact | None |
| Availability Impact | None |
Note from the SUSE Security Team
This issue only affects Linux Kernel 4.9 or newer, no SUSE Linux Enterprise or openSUSE versions are affected. SUSE Bugzilla entry: 1021257 [RESOLVED / INVALID] No SUSE Security Announcements cross referenced.Status of this issue by product and package
Please note that this evaluation state might be work in progress, incomplete or outdated. Also information for service packs in the LTSS phase is only included for issues meeting the LTSS criteria. If in doubt, feel free to contact us for clarification.
| Product(s) | Source package | State |
|---|---|---|
| SUSE Linux Enterprise Desktop 12 SP1 | kernel-source | Unsupported |
| SUSE Linux Enterprise Desktop 12 SP2 | kernel-source | Not affected |
| SUSE Linux Enterprise Server 11 SP4 | kernel-source | Not affected |
| SUSE Linux Enterprise Server 12 SP1 | kernel-source | Unsupported |
| SUSE Linux Enterprise Server 12 SP2 | kernel-source | Not affected |
