[PATCH 0/1][SRU][B/C/D/Unstable] CVE-2019-8980 - VFS memory leak

Tyler Hicks tyhicks at canonical.com
Tue Mar 5 15:14:31 UTC 2019


 A memory leak in the kernel_read_file function in fs/exec.c in the Linux
 kernel through 4.20.11 allows attackers to cause a denial of service
 (memory consumption) by triggering vfs_read failures.

Clean cherry pick. Build logs are clean. Smoke tested by booting Bionic and
Cosmic test kernels.


YueHaibing (1):
  exec: Fix mem leak in kernel_read_file

 fs/exec.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)


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