VulnerabilityModified
CVE-2023-35788
It allows an out-of-bounds write in the flower classifier code via TCA_FLOWER_KEY_ENC_OPTS_GENEVE packets.
HIGH 7.8EPSS 0.53%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (0.53%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
An issue was discovered in fl_set_geneve_opt in net/sched/cls_flower.c in the Linux kernel before 6.3.7. It allows an out-of-bounds write in the flower classifier code via TCA_FLOWER_KEY_ENC_OPTS_GENEVE packets. This may result in denial of service or privilege escalation.
- CVSS 3.1
- 7.8 HIGHCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- EPSS
- 0.53% probability · 43th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-787
- Affected
- linux/linux kernel · debian/debian linux · netapp/h300s firmware · netapp/h500s firmware · netapp/h700s firmware · netapp/h410s firmware · netapp/h410c firmware · canonical/ubuntu linux
- Source
- cve@mitre.org
References
- http://packetstormsecurity.com/files/174577/Kernel-Live-Patch-Security-Notice-LSN-0097-1.htmlThird Party Advisory, VDB Entry
- http://www.openwall.com/lists/oss-security/2023/06/17/1Exploit, Mailing List
- https://cdn.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.3.7Mailing List, Patch
- https://git.kernel.org/linus/4d56304e5827c8cc8cc18c75343d283af7c4825cPatch
- https://lists.debian.org/debian-lts-announce/2023/07/msg00030.htmlMailing List, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2023/10/msg00027.htmlMailing List, Third Party Advisory
- https://security.netapp.com/advisory/ntap-20230714-0002/Third Party Advisory
- https://www.debian.org/security/2023/dsa-5448Third Party Advisory
- https://www.debian.org/security/2023/dsa-5480Third Party Advisory
- https://www.openwall.com/lists/oss-security/2023/06/07/1Exploit, Mailing List
- http://packetstormsecurity.com/files/174577/Kernel-Live-Patch-Security-Notice-LSN-0097-1.htmlThird Party Advisory, VDB Entry
- http://www.openwall.com/lists/oss-security/2023/06/17/1Exploit, Mailing List
- https://cdn.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.3.7Mailing List, Patch
- https://git.kernel.org/linus/4d56304e5827c8cc8cc18c75343d283af7c4825cPatch
- https://lists.debian.org/debian-lts-announce/2023/07/msg00030.htmlMailing List, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2023/10/msg00027.htmlMailing List, Third Party Advisory
- https://security.netapp.com/advisory/ntap-20230714-0002/Third Party Advisory
- https://www.debian.org/security/2023/dsa-5448Third Party Advisory
- https://www.debian.org/security/2023/dsa-5480Third Party Advisory
- https://www.openwall.com/lists/oss-security/2023/06/07/1Exploit, Mailing List
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.