high7.8
CVE-2017-18075
crypto/pcrypt.c in the Linux kernel before 4.14.13 mishandles freeing instances, allowing a local user able to access the AF_ALG-based AEAD interface (CONFIG_C…
Impact
crypto/pcrypt.c in the Linux kernel before 4.14.13 mishandles freeing instances, allowing a local user able to access the AF_ALG-based AEAD interface (CONFIG_CRYPTO_USER_API_AEAD) and pcrypt (CONFIG_CRYPTO_PCRYPT) to cause a denial of service (kfree of an incorrect pointer) or possibly have unspecified other impact by executing a crafted sequence of system calls.
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| Linux | Linux Kernel | from 4.2 before 4.4.111 from 4.5 before 4.9.76 from 4.10 before 4.14.13 |
| Canonical | Ubuntu Linux | Versions 14.04, 16.04 |
Weakness classification
References
- NVD record
- CVE.org record
- http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=d76c68109f37cb85b243a1cf0f40313afd2bae68
- http://www.securityfocus.com/bid/102813
- https://access.redhat.com/errata/RHSA-2018:2948
- https://github.com/torvalds/linux/commit/d76c68109f37cb85b243a1cf0f40313afd2bae68
- https://usn.ubuntu.com/3619-1/
- https://usn.ubuntu.com/3619-2/
- https://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.14.13
- http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=d76c68109f37cb85b243a1cf0f40313afd2bae68
- http://www.securityfocus.com/bid/102813
- https://access.redhat.com/errata/RHSA-2018:2948
- https://github.com/torvalds/linux/commit/d76c68109f37cb85b243a1cf0f40313afd2bae68
- https://usn.ubuntu.com/3619-1/
- https://usn.ubuntu.com/3619-2/
- https://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.14.13