Description
The UDF filesystem implementation in the Linux kernel before 3.18.2 does not validate certain lengths, which allows local users to cause a denial of service (buffer over-read and system crash) via a crafted filesystem image, related to fs/udf/inode.c and fs/udf/symlink.c.
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
Debian
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian 14 | linux | 3.16.7-ckt4-1 | — |
| Debian 13 | linux | 3.16.7-ckt4-1 | — |
| Debian 12 | linux | 3.16.7-ckt4-1 | — |
| Debian 6.0 | linux-2.6 | 2.6.32-48squeeze12 | DLA-246-1 |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 24.04 LTS | linux-riscv +6 | No fix yet | — |
| Ubuntu 22.04 LTS | linux-riscv +2 | No fix yet | — |
| Ubuntu 20.04 LTS | linux-gke +4 | No fix yet | — |
| Ubuntu 18.04 LTS | linux-gcp +3 | No fix yet | — |
| Ubuntu 14.04 LTS | linux | 3.13.0-48.80 | USN-2544-1 |
| Ubuntu 14.04 LTS | linux-lts-utopic | 3.16.0-31.41~14.04.1 | USN-2517-1 |
Show 1 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu Pro 20.04 LTS | linux-azure-fde-5.15 | No fix yet | — |
SUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SLES 12 | kernel-docs | 3.12.44-52.10.3 | SUSE-SU-2015:1324-1 |
| SLES 12 | kernel-ec2 +5 | 3.12.44-52.10.1 | SUSE-SU-2015:1324-1 |
| SLES 11 SP4 | kernel-docs | 3.0.101-65.3 | SUSE-SU-2015:1678-1 |
| SLES 11 SP4 | kernel-ec2 +7 | 3.0.101-65.1 | SUSE-SU-2015:1678-1 |
| SLES 11 SP3 | kernel-ec2 +8 | 3.0.101-0.47.67.2 | SUSE-SU-2015:1611-1, SUSE-SU-2015:1224-1 |
Show 5 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SLES for SAP 12 | kernel-xen +3 | 3.12.44-52.10.1 | SUSE-SU-2015:1324-1 |
| SLES for SAP 11 SP4 | kernel-ec2 +7 | 3.0.101-65.1 | SUSE-SU-2015:1678-1 |
| SLES for SAP 11 SP3 | kernel-ec2 +8 | 3.0.101-0.47.67.2 | SUSE-SU-2015:1611-1 |
| SLE Real Time 11 SP3 | kernel-rt +3 | 3.0.101.rt130-0.33.40.1 | SUSE-SU-2015:1592-1 |
| SLE Live Patching 12 | kgraft-patch-SLE12_Update_6 | 1-2.1 | SUSE-SU-2015:1324-1 |
Oracle Linux
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Oracle Linux 7 | dtrace-modules-3.8.13-118.28.1.el6uek +1 | 0.4.5-3.el6 | ELSA-2019-4316, ELSA-2018-4300 |
| Oracle Linux 7 | dtrace-modules-3.8.13-118.28.1.el7uek +1 | 0.4.5-3.el7 | ELSA-2019-4316, ELSA-2018-4300 |
| Oracle Linux 7 | kernel-uek +5 | 3.8.13-118.28.1.el7uek | ELSA-2019-4316, ELSA-2018-4300 |
Advisories 10
- USN-2544-1 linux vulnerabilities Ubuntu Security Notices (USN) · Apr 22, 2026
- DLA-246-1 linux-2.6 - security update Debian Security (DSA / DLA) · Mar 9, 2026
- USN-2517-1 linux-lts-utopic vulnerabilities Ubuntu Security Notices (USN) · Feb 10, 2026
- SUSE-SU-2015:1678-1 Security update for kernel-source SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2015:1324-1 Security update for the SUSE Linux Enterprise 12 kernel SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2015:1224-1 Security update for the Linux Kernel SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2015:1611-1 Security update for the Linux Kernel SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2015:1592-1 Security update for the Linux Kernel SUSE / openSUSE Security Updates · May 2, 2025
- ELSA-2019-4316 Important: Unbreakable Enterprise kernel security update (Oracle Linux 7) Oracle Linux Security Advisories (ELSA) · Jan 4, 2019
- ELSA-2018-4300 Important: Unbreakable Enterprise kernel security update (Oracle Linux 7) Oracle Linux Security Advisories (ELSA) · Dec 6, 2018
References
- http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=a1d47b262952a45aae62bd49cfaf33dd76c11a2c
- https://github.com/torvalds/linux/commit/a1d47b262952a45aae62bd49cfaf33dd76c11a2c
- [oss-security] 20150602 CVE request Linux kernel: fs: udf heap overflow in __udf_adinicb_readpage mailing-list
- https://github.com/torvalds/linux/commit/e237ec37ec154564f8690c5bd1795339955eeef9
- SUSE-SU-2015:1611 vendor-advisory
- SUSE-SU-2015:1324 vendor-advisory
- https://github.com/torvalds/linux/commit/e159332b9af4b04d882dbcfe1bb0117f0a6d4b58
- https://bugzilla.redhat.com/show_bug.cgi?id=1228229
- 74964 vdb-entry
- openSUSE-SU-2015:1382 vendor-advisory
- http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=e159332b9af4b04d882dbcfe1bb0117f0a6d4b58
- http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=e237ec37ec154564f8690c5bd1795339955eeef9
- http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.18.2
- SUSE-SU-2015:1224 vendor-advisory
- SUSE-SU-2015:1592 vendor-advisory