CVE-2019-17543: Buffer Overflow
First published: Mon Oct 14 2019(Updated: )
LZ4 before 1.9.2 has a heap-based buffer overflow in LZ4_write32 (related to LZ4_compress_destSize), affecting applications that call LZ4_compress_fast with a large input. (This issue can also lead to data corruption.) NOTE: the vendor states "only a few specific / uncommon usages of the API are at risk."
Credit: cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Lz4 Project Lz4 | <1.9.2 |
Never miss a vulnerability like this again
Sign up to SecAlerts for real-time vulnerability data matched to your software, aggregated from hundreds of sources.
Reference Links
- http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00069.html
- http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00070.html
- https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=15941
- https://github.com/lz4/lz4/compare/v1.9.1...v1.9.2
- https://github.com/lz4/lz4/issues/801
- https://github.com/lz4/lz4/pull/756
- https://github.com/lz4/lz4/pull/760
- https://lists.apache.org/thread.html/25015588b770d67470b7ba7ea49a305d6735dd7f00eabe7d50ec1e17@%3Cissues.arrow.apache.org%3E
- https://lists.apache.org/thread.html/543302d55e2d2da4311994e9b0debdc676bf3fd05e1a2be3407aa2d6@%3Cissues.arrow.apache.org%3E
- https://lists.apache.org/thread.html/793012683dc0fa6819b7c2560e6cf990811014c40c7d75412099c357@%3Cissues.arrow.apache.org%3E
- https://lists.apache.org/thread.html/9ff0606d16be2ab6a81619e1c9e23c3e251756638e36272c8c8b7fa3@%3Cissues.arrow.apache.org%3E
- https://lists.apache.org/thread.html/f0038c4fab2ee25aee849ebeff6b33b3aa89e07ccfb06b5c87b36316@%3Cissues.arrow.apache.org%3E
- https://lists.apache.org/thread.html/f506bc371d4a068d5d84d7361293568f61167d3a1c3e91f0def2d7d3@%3Cdev.arrow.apache.org%3E
- https://lists.apache.org/thread.html/r0fb226357e7988a241b06b93bab065bcea2eb38658b382e485960e26@%3Cissues.kudu.apache.org%3E
- https://lists.apache.org/thread.html/r4068ba81066792f2b4d208b39c4c4713c5d4c79bd8cb6c1904af5720@%3Cissues.kudu.apache.org%3E
- https://lists.apache.org/thread.html/r7bc72200f94298bc9a0e35637f388deb53467ca4b2e2ad1ff66d8960@%3Cissues.kudu.apache.org%3E
- https://security.netapp.com/advisory/ntap-20210723-0001/
- https://www.oracle.com//security-alerts/cpujul2021.html
- https://www.oracle.com/security-alerts/cpuoct2020.html
- https://lists.apache.org/thread.html/9ff0606d16be2ab6a81619e1c9e23c3e251756638e36272c8c8b7fa3%40%3Cissues.arrow.apache.org%3E
- https://lists.apache.org/thread.html/f506bc371d4a068d5d84d7361293568f61167d3a1c3e91f0def2d7d3%40%3Cdev.arrow.apache.org%3E
- https://lists.apache.org/thread.html/793012683dc0fa6819b7c2560e6cf990811014c40c7d75412099c357%40%3Cissues.arrow.apache.org%3E
- https://lists.apache.org/thread.html/f0038c4fab2ee25aee849ebeff6b33b3aa89e07ccfb06b5c87b36316%40%3Cissues.arrow.apache.org%3E
- https://lists.apache.org/thread.html/25015588b770d67470b7ba7ea49a305d6735dd7f00eabe7d50ec1e17%40%3Cissues.arrow.apache.org%3E
- https://lists.apache.org/thread.html/543302d55e2d2da4311994e9b0debdc676bf3fd05e1a2be3407aa2d6%40%3Cissues.arrow.apache.org%3E
- https://lists.apache.org/thread.html/r7bc72200f94298bc9a0e35637f388deb53467ca4b2e2ad1ff66d8960%40%3Cissues.kudu.apache.org%3E
- https://lists.apache.org/thread.html/r4068ba81066792f2b4d208b39c4c4713c5d4c79bd8cb6c1904af5720%40%3Cissues.kudu.apache.org%3E
- https://lists.apache.org/thread.html/r0fb226357e7988a241b06b93bab065bcea2eb38658b382e485960e26%40%3Cissues.kudu.apache.org%3E
Frequently Asked Questions
What is CVE-2019-17543?
CVE-2019-17543 is a vulnerability in LZ4 before version 1.9.2 that allows for a heap-based buffer overflow in LZ4_write32, leading to potential data corruption. It affects applications that call LZ4_compress_fast with a large input.
What is the severity of CVE-2019-17543?
The severity of CVE-2019-17543 is high, with a CVSS score of 8.1.
Which software is affected by CVE-2019-17543?
IBM Security Verify Access versions up to but excluding 1.9.2 are affected by CVE-2019-17543.
How can I fix CVE-2019-17543?
To fix CVE-2019-17543, upgrade LZ4 to version 1.9.2 or later.
Are there any references related to CVE-2019-17543?
Yes, you can find more information about CVE-2019-17543 at the following references: [Link 1](http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00069.html), [Link 2](http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00070.html), [Link 3](https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=15941).
- agent/type
- agent/last-modified-date
- agent/first-publish-date
- agent/remedy
- collector/nvd-index
- agent/software-canonical-lookup-request
- agent/references
- agent/author
- agent/weakness
- agent/severity
- agent/softwarecombine
- agent/tags
- agent/description
- agent/event
- collector/mitre-cve
- source/MITRE
- vendor/lz4 project
- canonical/lz4 project lz4