CVE-2025-38502 — Out-of-bounds Read in Linux
Severity
7.1HIGHNVD
EPSS
0.0%
top 95.94%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
Timeline
PublishedAug 16
Latest updateApr 9
Description
In the Linux kernel, the following vulnerability has been resolved:
bpf: Fix oob access in cgroup local storage
Lonial reported that an out-of-bounds access in cgroup local storage
can be crafted via tail calls. Given two programs each utilizing a
cgroup local storage with a different value size, and one program
doing a tail call into the other. The verifier will validate each of
the indivial programs just fine. However, in the runtime context
the bpf_cg_run_ctx holds an bpf_prog_array_item wh…
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:HExploitability: 1.8 | Impact: 5.2
Affected Packages3 packages
▶CVEListV5linux/linux7d9c3427894fe70d1347b4820476bf37736d2ff0 — c1c74584b9b4043c52e41fec415226e582d266a3+6
Also affects: Debian Linux 11.0
Patches
🔴Vulnerability Details
3OSV▶
CVE-2025-38502: In the Linux kernel, the following vulnerability has been resolved: bpf: Fix oob access in cgroup local storage Lonial reported that an out-of-bounds↗2025-08-16
GHSA▶
GHSA-x96j-4m6x-jcvx: In the Linux kernel, the following vulnerability has been resolved:
bpf: Fix oob access in cgroup local storage
Lonial reported that an out-of-bound↗2025-08-16